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kit description rev. 1.00 / n o vem ber 2013 zspm 8 8 25 - kit evaluation kit for the zspm10 25 d true digital pwm controller and the murata oklp - x/25 - w12 - c power block smart power management ics power and precision
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 2 of 19 restrictions: zentrum mikroelektronik dresde n ags zspm8 8 25 - kit evaluation kit hardware and the pink power designer? software are designed only for evaluation of the zspm10 2 5 d pwm c ontroller ic and the murata oklp - x/25 - w12 - c power block ; laboratory setup; and module development. the kit hardware and software must not be used for module production and production test setups. zentrum mikroelektronik dresden ag (zmd ag, zmdi) shall not be liable for any damages arising out of defects resulting from (i) delivered hardware and software, (ii) non - observan ce of instructions contained in this manual, or (iii) misuse, abuse, use under abnormal conditions, or alteration by anyone other than zmd ag. to the extent permitted by law, zmd ag hereby expressly disclaims and user expressly waives any and all warrantie s, whether express, implied , or statutory, including, without limita tion, implied warranties of mer chantability and of fitness for a particular purpose, statutory warranty of non - infringement , and any other warranty that may arise by reason of usage of tra de, custom , or course of dealing. important safety warning: these procedures can result in high currents, which can cause severe injury or death. only trained professional staff should connect external equipment. ensure that all staff have read and und erstood this document and the high voltage safety disclaimer that is included with the kit. contents 1 introduction ................................ ................................ ................................ ................................ ....................... 4 1.1. kit contents ................................ ................................ ................................ ................................ ............... 4 2 zspm8825 evaluation board ................................ ................................ ................................ ........................... 5 2.1. evaluation board ove rview ................................ ................................ ................................ ....................... 5 2.2. general setup for the evaluation system ................................ ................................ ................................ . 7 2.2.1. user instrumentation ................................ ................................ ................................ ........................... 8 2.2.2. user computer ................................ ................................ ................................ ................................ .... 8 3 software installation and setup ................................ ................................ ................................ ........................ 8 4 pink power designer? software overview ................................ ................................ ................................ ..... 9 5 evaluation kit setup for a 1.5v output voltage ................................ ................................ ............................. 10 6 eva luation board hardware setup ................................ ................................ ................................ ................. 12 6.1. introduction ................................ ................................ ................................ ................................ .............. 12 6.2. output voltage selection ................................ ................................ ................................ ......................... 12 6.3. output capacitor range selection ................................ ................................ ................................ .......... 13 6.3.1. output capacitor range test procedure ................................ ................................ ......................... 14 6.4. on board transient loads ................................ ................................ ................................ ...................... 14 7 support ................................ ................................ ................................ ................................ ........................... 15 8 related documents ................................ ................................ ................................ ................................ ........ 16 9 definitions of acronyms ................................ ................................ ................................ ................................ .. 16 10 document revision histor y ................................ ................................ ................................ ............................ 16 appendix a: zspm8825 evaluation board ................................ ................................ ................................ ............ 17 appendix b: zspm8825 evaluation board schematic ................................ ................................ .......................... 18
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 3 of 19 list of figures figure 1.1 zspm8825 - kit evaluation kit contents ................................ ................................ ............................ 4 figure 2.1 zspm8825 - kit evaluation board (top side) ................................ ................................ ..................... 6 figure 2.2 zspm8825 - kit evaluation board (bottom side) ................................ ................................ ............... 7 fi gure 2.3 pink power evaluation kit setup ................................ ................................ ................................ ........ 7 figure 4.1 the pink power designer? gui ................................ ................................ ................................ ........ 9 figure 5.1 zspm8825 - kit C pmbus ? ci connection (bottom side of the pcb) ................................ ............. 11 figure 5.2 control pin button ................................ ................................ ................................ ............................. 11 figure 6.1 j7 - output capacitor range hardware sel ection ................................ ................................ ........... 13 figure 6.2 j1 and j2 C transient load selection ................................ ................................ .............................. 14 figure 6.3 timing for the on - board transient loads ................................ ................................ ........................ 15 for more information, contact zmdi via spm@zmdi.com .
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 4 of 19 1 i ntroduction this document describes the use of zmdi s zspm8 8 25 - kit for evaluating dc/dc point - of - load (pol) applica - tions and provides add itional kit information , including the circuit diagram and board layout . the kit incorporates zmdis zspm102 5 d digital pwm controller ic and the murata oklp - x/25 - w12 - c power block to form a smart buck converter (a.k.a. step - down dc - to - dc converter) . the zspm8 8 25 - kit evaluation kit hardware functions with the zspm1025 d pink power designer? g raphical u ser i nterface (gui) , which is used for monitoring the internal measurements and fault conditions of the zspm10 2 5 d . the gui software must be downloaded to the users pc from the zmdi website to ensure receiving the lates t release as described in section 3 . see section 2.2.2 for the requirements for the users pc. the pmbus? communication interface (ci) provides the interface between the zspm8 8 25 - kit evaluation kit and the users pc. 1.1. kit contents ? zspm88 25 evaluation board ? pmbus? communication interface (ci) ? usb cable ? startup information document ? safety d isclaimer document f igure 1 . 1 zspm8 8 25 - kit evaluation kit contents pmbus? communication interface (ci) zspm88 25 evaluation board
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 5 of 19 2 zspm8 8 25 evaluation board 2.1. evaluation board overview the zspm8 8 25 eval uation kit provides all the nec es s ary components for a first evaluation of zmdis zspm 10 2 5 d digital pwm controller. th e zspm10 25 d can be configured using the two pin - strap resistors to select the output voltage and the control loop performance . see the zspm10 2 5 d data sheet for more details. in addition to the zspm1025 d controller, the evalu ation board features the murata oklp - x/25 - w12 - c power block . the number of output capacitors can be selected with a jumper on the e valuation b oard. the electrical specifications can be found in table 2 . 1 , and the s chematic is provided in appendix b . table 2 . 1 key design parameters for the evaluation kit power stage parameter value input voltage 7 C 1 3. 2v output voltage 1.25 to 3. 4 v maximum output current 25a* switching frequency 500khz * important: the murata oklp - x/25 - w12 - c power block has an output power limit of 49.5w. the maximum output current is therefore a function of the output voltage. the board also provides the conn ections needed for digital communication between t he zspm10 2 5 d and the gui software via the pmbus? communications interface (ci). an on - board transient load is also provided for generating load transients with high current slew rates . figure 2 . 1 s hows the zspm 88 2 5 e valuation b oard and the board connections that will be completed in the subsequent setup steps. do not make the connections at this point. note that some settings for the dip switches are not allowed; th erefore, before using the kit, ensure that switches 1 and 5 are in the on position and the rest of the switches a re in the off position as shown in figure 2 . 1 .
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 6 of 19 figure 2 . 1 zspm8 8 25 - kit evaluation board (top side) notes: ? jumper pin s j 1 and j 2 are used to connect the onboard load transient found on the back of the board. the user can achieve transient load steps by placing a jumper acro ss pins 2 and 3 on j 1 and/or j 2 (white arrows on the board indicate pin 1) . power resistors in series with the power mosfets are used as loads for the load steps , and the current level is therefore output voltage dependent. the load resistors will draw 6.2 5a and 1 2.5 a at t he nominal output voltage of 1.5 v. r efer to section 6.4 for more information on the transient load circuit and important warnings . ? jumper j 4 is a test point for the load step (can be used as a t rigger for an oscilloscope). ? j 5 is a dip switch used to select co nfiguration resistors for the config0 and config1 pins . ensure that only one switch is on in the set of switches 1 to 4 and only one switch is on in the set of switches 5 to 8. ? jumper j7 can be used to select the amount of capacitance connected to the output of the murata oklp - x/25 - w12 - c power block. further details provided in section 6.3 . ? the smb connector on the right side of the board is intende d for connection to an oscilloscope to provide a low noise measurement of the output voltage. j 5 d i p s w i t c h v i n p ( c o n 1 ) p g n d ( c o n 2 ) m u r a t a o k l p - x / 2 5 - w 1 2 - c p o w e r b l o c k v o u t ( c o n 3 ) p g n d ( c o n 4 ) s w i t c h 1 = 1 . 5 0 v s w i t c h 2 = 1 . 8 0 v s w i t c h 3 = 2 . 5 0 v s w i t c h 4 = 3 . 3 0 v s w i t c h 5 = c o m p 0 C c a p a c i t o r r a n g e # 1 s w i t c h 6 = c o m p 1 C c a p a c i t o r r a n g e # 2 s w i t c h 7 = c o m p 2 C c a p a c i t o r r a n g e # 3 s w i t c h 8 = c o m p 3 C c a p a c i t o r r a n g e # 4 j u m p e r j 2 l o a d s t e p # 2 j u m p e r j 1 l o a d s t e p # 1 p g l e d ( p o w e r g o o d ) j u m p e r j 7 o u t p u t c a p a c i t o r r a n g e s e l e c t i o n j u m p e r j 4 t e s t p o i n t v o u t s m b c o n n e c t o r
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 7 of 19 figure 2 . 2 zspm88 25 - kit evaluation board (bottom side) note : pin 1 on jumper j3 i s indicated by the pink square. 2.2. general setup for the evaluation system the basic setup for using the zspm8 8 25 evaluation kit is illustrated in figur e 2 . 3 . the pink shad ed blocks and the cable s are the kit. figur e 2 . 3 pink power evaluation kit setup ribbon cable usb cable users users zspm8 825 evaluation board 12v supply vout pgnd vinp gnd z s p m 1 0 2 5 d d i g i t a l p w m c o n t r o l l e r j 3 p m b u s ? c o n n e c t o r
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 8 of 19 2.2.1. user instrumentation the following user equipment is required or recommended for demonstrating the features of the zspm10 25 d controller a nd the murata oklp - x/25 - w12 - c with the evaluation kit : ? dc power supply : an external power supply is required for the zspm8 8 25 evaluation board. its output voltage must be at least 12v with a rated output current of approximately 1 a to 5 a depending on the t est conditions. ? electronic load : an external dc load is highly recommended as the evaluation board features only transient loads due to constraints in power dissipation. while an electronic load can be very advantageous, load resistors could also be suffic ient for testing. ensure that the electronic load has an adequate power rating. ? oscilloscope: connecting an oscilloscope to the evaluation kit is strongly recommended for measuring the performance of the evaluation board in the time domain. the evaluation board features an smb connector connected to the output of the power stage for easy connection to an oscilloscope. 2.2.2. user computer a windows? - based computer (pc) is required for interfacing with the zspm8 8 25 evaluation board through the pmbus? communication interface. the user will need administrative rights on the pc to download and install the pink power designer? gui for the kit. the pc must meet the following requirements: ? windows? xp or windows? 7 ? internet access 3 software installation and setup the so ftware for the zspm88 25 kit is the zspm1025 d pink power designer? graphical user interface (gui), which is required to monitor the internal measurement and fault conditions of the zspm10 2 5 d . the pink power designer? must be downloaded from the zspm1025 d pr oduct page on zmdis website located at www.zmdi.com/zspm1025 d . 1. e xtract the executable file zmdi_ zspm1025_ ppdgui_x.x.y_win32 - setup.exe from the zip file . 2. install the pink power designer? gui software by clicki ng on zmdi _zspm1025 _ppdgui_x.x.y_win32 - setup.exe.
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 9 of 19 4 pink power designer? software overview this section gives a brief introduction to the pink power designer? software. for full instructions for using the software, refer to the pink power designer? graphic user interface (gui) for the zspm10 25c/d , which is included in the software and can also be downloaded from the zspm1025 d product page on zmdis web site ( www.zmdi.com/zspm1025d ) . to open it, click help on th e top menu of the pink power designer? gui and then click user guide (see figure 4 . 1 ). the pink power designer? is a graphic user interface (gui) designed by zmdi to enable the user to monitor the internal measur ements and fault conditions on the evaluation or application board. the pink power designer ? gui includes a wizard which will guide the user through a simple selection process to select the controller under test . the display is structured with a main windo w and a side panel on the left side for status information . figure 4 . 1 the pink power designer? gui
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 10 of 19 the murata power block wizard upon start - up of the gui, a wizard will guide the user through a simple selection process. the wizard will select the correct configuration data for the zspm1025 d controller. the side panel the side panel provides information about the status of the pmbus? ci and the device connected to the pmbus? ci. the status & monitor tab the status & monitor provides monitoring of voltage, current, and temperatures . the status of the internal fault monitoring is shown. the control pin of the zspm1025 d can be toggled to enable or disable the output of the zspm8 8 25 e valuation b oard. the p i n - strap configuration indexes for the config0 and config1 pins are displayed in the bottom left corner. 5 evaluation kit setup for a 1. 5 v output voltage this section covers the steps for powering up the zspm8 8 25 evaluation kit for the first time. importa nt safety warning: the following procedures can result in high currents, which can cause severe injury or death. only trained professional staff should connect external equipment. do not enable the power supply connected to the input terminals until indica ted in the following steps. follow th ese step - by - step instruction s to power up the zspm8 8 25 evaluation board: step 1: set switches 1 and 5 on dip switch j5 to on and make sure no jumper is placed on header j7. the remainder of the switches must be in the off position. this selects the standard configuration for the zspm8 8 25 evaluation board. the standard configuration has an output voltage of 1. 50 v and operates with the lowest output capacitor range. step 2: connect the power supply to the connectors label ed con1 (vinp in figure 2 . 1 ) and con2 (pgnd). connect the load to the con3 (vout) and con4 (pgnd) connectors. the load can be either a resistor or an electronic load. connect the pmbus ? ci to connector j3 (see figure 5 . 1 ) and to a usb port on the users pc. step 3: start the pink power designer? and follow the instructions given in pink power designer? graphic user interface (gui) guide for the zspm1025c/d to select the mura ta oklp - x/25 - w12 - c power block and the zspm1025 d controller via the murata power block w izard. then c lick finish to proceed to the main window of the gui.
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 11 of 19 step 4: s et the power supply voltage to 12v and enable the output of the power supply. if the power supply has no enable button make sure that the output voltage is set to 12v before connecting it to the zspm8 8 25 evaluation board. the pink power designer ? gui will now recognize the zspm10 2 5 d and show the device in the status panel on the left side of th e screen. note: because the zspm10 25 d has no t yet been enabled by the gui , there should be no voltage present on the output connectors of the zspm8 8 25 evaluation b oard at this time. step 5: en sure that monitoring of the input voltage, output voltage, out put current, and the readings of internal and external temperature is active . the virtual led next to the monitor button will be green when monitoring is enabled (see figure 5 . 2 ) . click on the monitor button to enable monitoring if the virtual led is not green. step 6: click on the cont rol pin button located in the s tartup subsection to enable the output of the zspm8 8 25 evaluation board. the power - good (pg) led on the board should be on now ( shown in figure 2 . 1 ) , and a voltage of 1. 5 v should be present on the output terminals . figure 5 . 1 zspm8 8 25 - kit C pmbus ? ci c onnection (bottom side of the pcb) figure 5 . 2 control pin button j 3 p m b u s ? c o n n e c t o r
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 12 of 19 6 evaluation board hardware setup 6.1. introduction the zspm1 025 d pwm c ontroller has two configuration pins that support pin strapping of the following parameters: ? output v oltage, v out ? compensat ion loop parameters ? output v oltage slew rate (always set to 10 v/ms on the zspm8 8 25 evaluation board) the output voltage is set with a pin - strap resistor between the config0 pin and the agnd pin of the zspm1025 d th at is selected with the j5 dip switch . refer to section 6.2 for more information on the output voltage selection on the zspm8 8 25 evaluation board . t he zspm1025 d data sheet provides detailed information about the output voltage selection of the zspm1025 d . the zspm102 5 d has four pre - configured compensators that are selectable with a pin - strap resistor between the config1 pin and agnd that is selected with the j5 dip switch . the four compensators have been designed to work for specific ranges of output capacitors . section 6.3 describes how the e valuation b oard can be configured for any of the four capacitor ranges , thereby enabling simple comparisons of the dynamic perform ance of the complete solution. the zspm1025 d data sheet provides further information about the compensation loop configurations of the zspm1025 d controller and typical performance measurements . 6.2. output voltage selection the zspm1025 d has been pre - configured for 30 different output voltages (see the zspm1025 d data sheet) selectable by a pin strap resistor between the config0 pin and agnd. four common output voltages can be selected with dip switch j5 on the zspm88 25 evaluation board. important: ensure that f or the set of switches 1 through 4 on dip switch j5, only one switch is in the on position. table 6 . 1 zspm8 8 25 evaluation board - output voltage selection output voltage vout dip switch j5 output voltage vo ut dip switch j5 1.50v 2.50v 1.80v 3.30v follow these steps to change the output voltage: 1. make sure that the input voltage for the zspm8 8 25 evaluation board is off 2. select the nominal output voltage by setting the dip switch corresponding to th e required output voltage to the on position. make sure the three remaining dip switches are in the off position 3. apply the input voltage to the zspm8 8 25 evaluation board 4. enable the output voltage by clicking the control pin in the pink power designer gui ?
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 13 of 19 6.3. output capacit or range selection the zspm1025 d controllers have been pre - configured with four sets of compensation loop parameters. each set of compensation parameters has been designed to match a range of output capacitor s (see the zspm1025 d data sh eet for more information on the output capacitor ranges). the evaluation board enables the customer to test the performance of the controller for each of the four output capacitor ranges. a minimum set of ceramic capacitors are always present on the output of the murata oklp - x/25 - w12 - c power block (capacitor range #1, no jumper on j7) and further capacitor banks can be selected with a jumper on header j7 (see table 6 . 2 ). the type and number of capacitors connected t o the output for each range are listed in table 6 . 2 . on the evaluation board, one of the three leds adjacent to j7 will turn green to indicate if capacitor range #2, #3 , or #4 ha s been selected (see figure 6 . 1 ) . if none of the leds is on , it means that capacitor range #1 has been selected. figure 6 . 1 j7 - output capacitor range hardware selection it is important to ensure t hat the output capacitor range selected on j7 matches the compensator selected for the zspm1025d. the compensator can be selected on the j5 dip switch with switches 5 through 8 (see table 6 . 2 ). important: ensure t hat for the set of switches 5 through 8 on dip switch j5, only one switch is in the on position. the output voltage slew rate is always set to 10 v/ms on the zspm8825 evaluation board. table 6 . 2 zspm8 8 25 eval uation board C output capacitors capacitor range ceramic capacitor bulk electrolytic capacitors header j7 dip switch j5 #1 3 x 100 f 6.3v x5r 2 x 47 f 10v x7r none comp0 setting #2 7 x 100 f 6.3v x5r 4 x 47 f 10v x7r none comp1 setting #3 3 x 100 f 6.3v x5r 2 x 47 f 10v x7r 3 x 470 f, 7m esr comp2 setting #4 7 x 100 f 6.3v x5r 4 x 47 f 10v x7r 8 x 470 f, 7m esr comp3 setting
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 14 of 19 6.3.1. ou tput capacitor range test procedure to test the performance of the four selectable compensator s, follow these simple steps: 1. make sure that the input voltage for the zspm8 8 25 evaluation board is off . 2. select the outp ut capacitor range via header j7 . 3. select t he c ompensator matching the output capacitor range using positions 5 through 8 on the j5 dip switch . 4. select the nominal output voltage on using positions 1 through 4 on the j5 dip switch. 5. apply the input voltage t o the zspm8 8 25 e valuation b oard . 6. enable the output voltage by clicking the control pin in the pink power designer gui ? . 7. test the dynamic performance using either the on - board transient loads or an external electronic load . 6.4. on board transient loads the zspm8 8 25 evaluation board ha s on - board trans ient loads that can be used to test the dynamic performance of the zspm1025 d controller. the transient loads consist of a simple timer circuit driving the power mo sfet. the power mosf et is connected in series with resistor s connected across the output of t he murata oklp - x/25 - w12 - c power block. a schematic of the transient load circuitry is provided in appendix b . there are two transient loads that can be enabled on headers j1 and j2 respectively (see figure 6 . 2 ). the timing signal for the transient loads has an on time of approximately 1 millisecond with a time period of approximately 80 milliseconds as demon strated in figure 6 . 3 . import ant : the load current is a function of the nominal output voltage set on dip switch j5 and the resistance of the transient load. be sure to calculate the expected load current before enabling the transient loads. enabling both loads at the same time by pla cing jumpers across both j2 and j1 creates a load resistance of 0.08 ? , which results in an output current that will exceed the current limits of the murata power block if the output voltage is set higher than 1.5v. using both jumpers is not recommended. figure 6 . 2 j 1 and j2 C transient load selection j 2 a n d j 1 t r a n s i e n t l o a d s e l e c t i o n l o a d r e s i s t a n c e - 0 . 1 2 l o a d r e s i s t a n c e - 0 . 2 4
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 15 of 19 figure 6 . 3 timing for the on - board transient loads 7 support zmdi provides additional support tools for the zspm8 8 25 - kit and the zmdi pink power designer ? o n the www.zmdi.com/murata_power_block webpage . if further support is needed, contact zmdi (also see contact information table on page 16 ) : phone: +49 (351) 88227 776 email: spm@zmdi.com ch1 (blue) C vout 50mv/div ac ch3 (cyan) C load trigger 5v/div dc time scale: 20ms/div
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 16 of 19 8 related documents note: x_xy refers to the current revision of the document. document file name zspm 10 2 5 d data sheet zspm10 25cd _ data_sheet _rev_x_xy.pdf pink power designer? graphic user int erface (gui) guide for the zspm10 25c/d zspm1025c - d_ppd_gui_userguide _ rev_x_xy.pdf visit the zspm1025d product page at www.zmdi.com/zspm1025d on zmdis website www.zmdi.com o r contact your nearest sales office for the latest version of these documents. 9 definitions of acronyms term description dip dual in - line package pwm pulse width modulation 10 document revision history revision date description 1.00 november 2 6 , 2013 firs t release. sales and further information www.zmdi.com spm@zmdi.com zentrum mikroelektronik dresden ag global headquarters grenzstrasse 28 01109 dresden, germany central office: phon e +49.351.8822.0 fax +49.351.8822.600 zmd america, inc. 1525 mccarthy blvd., #212 milpitas, ca 95035 - 7453 usa usa phone +855.275.9634 zentrum mikroelektronik dresden ag, japan office 2nd floor, shinbashi tokyu bldg. 4 - 21 - 3, shinbashi, minato - ku tokyo, 105 - 0004 japan zmd far east, ltd. 3f, no. 51, sec. 2, keelung road 11052 taipei taiwan zentrum mikroelektronik dresden ag, korea office u - space 1 building 11th floor, unit ja - 1102 670 sampyeong - dong bundang - gu, seongnam - si gyeonggi - do, 463 - 400 korea phone +8 2.31.950.7679 fax +82.504.841.3026 phone +408.883.6310 fax +408.883.6358 phone +81.3.6895.7410 fax +81.3.6895.7301 phone +886.2.2377.8189 fax +886.2.2377.8199 european technical support phone +49.351.8822.7.772 fax +49.351.8822.87.772 disclaimer : thi s information applies to a product under development. its characteristics and specifications are subject to change without no tice. zentrum mikroelek tronik dresden ag (zmd ag) assumes no obligation regarding future manufacture unless otherwise agreed to in writing. the information furnished hereby is believed to be true and accurate. however, under no circumstances shall zmd ag be liable to a ny customer, licensee, or any other third party for any special, indirect, incidental, or consequential damages of an y kind or nature whatsoever arising out of or in any way related to the furnishing, performance, or use of this technical data. zmd ag hereby expressly disclaims any liabilit y of zmd ag to any customer, licensee or any other third party, and any such custo mer, licensee and any other third party hereby waives any liability of zmd ag for any damages in connection with or arising out of the furnishing, performance or use of this technical data, whether based on contract, warranty, tort (including negligence), strict liability, or otherwise. european sales (stuttgart) phone +49.711.674517.55 fax +49.711.674517.87955
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller k it description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used witho ut the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 17 of 19 appendix a: zspm8 8 25 evaluation board top side bottom side
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller kit description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used withou t the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 18 of 19 appendix b: zspm8 8 25 evaluation board schematic
zspm8 825 - kit evaluation kit for the zspm10 2 5 d contro ller kit description november 2 6 , 2013 ? 2013 zentrum mikroelektronik dresden ag rev. 1.00 all rights reserved. the material contained herein may not be reproduced, adapted, merged, translated, stored, or used withou t the prior written consent of the copyright owner. the information furnished in this publication is subject to changes without notice. 19 of 19
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