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| HA13532NT Three-Phase Stepping Motor Control IC ADE-207-121A (Z) 2nd Edition July 1996 Description The HA13532NT is an IC for control a three-phase stepping motor. Functions * * * * * PWM current control Low-voltage inhibit (LVI) Three-bit D/A converter for current programming Motor on/off Selectable 2-phase or 2-3-phase exciting Features * Wide operating voltage range * Few external components HA13532NT Pin Arrangement INSEL CK2/DIR CK1 Rt NC Ct GND V0 NC V1 V2 DAOUT VREG 1 2 3 4 5 6 TAB 7 8 9 10 11 12 24 23 22 21 20 19 TAB 18 17 16 15 14 13 EXSEL V CC U U NC V GND V NC W W SENSE OE (Top view) 2 HA13532NT Block Diagram VCC C101 23 VREG 12 REG LVI LVI POR Ru 22 U 18 V CK1 3 16 W CK2/DIR 2 Input select 1 INSEL H: CK2 L: DIR Excite select 24 EXSEL H: 2o L: 2 -- 3o OE 13 V2 10 V1 9 V0 7 3 bit DAC LVI Rd PWM control 14 SENSE Commutation logic 21 U 19 V 15 W 5 8 17 20 11 DAOUT TAB Rt 4 6 Ct LVI: Low-voltage inhibit circuit POR: Power-on reset circuit 3 HA13532NT Pin Description Pin No. 1 2 3 4 5 6 7 8 9 10 11 12 13 Pin Name INSEL CK2/DIR CK1 Rt NC Ct V0 NC V1 V2 DAOUT VREG OE Function Pin Voltage Selects pin 2 input: CK2 if high; DIR if low (see VTH = 2.5 V typ timing diagrams) CK2 or DIR input (see timing diagrams) CK1 input (see timing diagrams) Reference value for 3-phase output current and Ct charge/discharge current No connection Time constant for PWM carrier frequency Voltage programming input to DAC (LSB) No connection Voltage programming input to DAC Voltage programming input to DAC (MSB) DAC output Regulated output Output enable: low enables PWM output phases U, V, and W; high gives high impedance Current feedback Phase-W lower-arm output Phase-W upper-arm output No connection Phase-V upper-arm output Phase-U lower-arm output No connection Phase-U lower-arm output Phase-U upper-arm output Power supply Selects exciting mode: 2-phase if high; 2-3phase if low (see timing diagrams) 10 V min, 27.6 V max VTH = 2.5 V typ 4.8 V typ (@I = 2 mA) VTH = 2.5 V typ VTH = 2.5 V typ VTH = 2.5 V typ VTH = 2.5 V typ VTH = 2.5 V typ VTH = 2.5 V typ 4.8 V typ 14 15 16 17 18 19 20 21 22 23 24 SENSE W W NC V V NC U U VCC EXSEL 0 V min, 5.0 V max 4 HA13532NT Application Circuit VCC C101 23 CK1 CK2/DIR 3 2 22 18 16 Q1 D1 Q2 D2 Q3 D3 INSEL EXSEL OE V2 V1 V0 1 24 13 10 9 7 11 15 19 21 C102 C103 C104 Q4 D4 Q5 D5 Q6 D6 *1 14 R101 C105 4 6 Rnf VR101 TAB Rt Ct Notes: 1. Use high-speed diodes for D4, D5, and D6. 5 HA13532NT External Conponents Symbol Rnf Rt Ct C101 C102, C103, C104 C105 R101 VR 101 Recommended Value 0.11 Rnf 0.33 51 k 1000 pF 0.1 F 0.01 F 1000 pF 750 100 k Motor current little adjustment Purpose Current sensing Reference current programming Time constant for PWM carrier frequency Power supply decoupling Penetration current control Current sensing filter 4 Notes 1 2 3 Notes: 1. The maximum motor drive current is: Vdac + Voffs Imax Rnf (1) where, Vdac: DAC output voltage (see electrical characteristics) Voffs: Offset voltage (see electrical characteristics) 2. The output sink current Iosnk, output source current Iosrc, and Ct charge/discharge currents Ict+ and Ict- are calculated as follows: where, set Rt to be 2.5k or higher. 50Vrt Vbe Iosnk - Rt Ru (2) Iosrc 50Vrt Vbe - Rt Rd Vrt Rt (3) Ict+, Ict- (4) where, Vrt: Rt voltage (see electrical characteristics) Ru: pull-up resistance (see electrical characteristics) Rd: pull-down resistance (see electrical characteristics) Vbe: base-emitter voltage of driven transistor 3. The PWM carrier frequency fc is calculated as follows: Ict fc 2Ct (Vcth - Vctl) (5) Vrt 2CtRt (Vcth - Vctl) (6) where, Vcth: Ct high voltage (see electrical characteristics) Vctl: Ct low voltage (see electrical characteristics) 4. Values of C 102, C103, C104, C105, R101 are different from using power transistor 6 HA13532NT Timing Waveforms Two Clock Pulse Inputs, Two-Phase Exciting (INSEL High, EXSEL High) Clock pulse input CK1 CK2 Output current * U V W U V W H L H L + 0 + 0 + 0 0 - 0 - 0 - 0 1 2 3 4 5 6 7 8 9 10 11 12 11 10 9 8 7 6 Note: * Initialized with U and V on at power-up. Two Clock Pulse Inputs, Two-Three-Phase Exciting (INSEL High, EXSEL Low) Clock pulse input CK1 CK2 Output current * U V W H L H L + 0 + 0 + 0 0 - 0 - 0 - 0 1 2 3 4 5 6 7 8 9 10 11 12 11 10 9 8 7 6 U V W Note: * Initialized with U and V on at power-up. 7 HA13532NT One Clock Pulse Input, Two-Three-Phase Exciting (INSEL Low, EXSEL Low) Clock pulse input CK1 DIR Output current * U V W H L H L + 0 + 0 + 0 0 - 0 - 0 - 0 1 2 3 4 5 6 7 8 9 10 11 12 11 10 9 8 7 6 U V W Note: * Initialized with U and V on at power-up. One Clock Pulse Input, Two-Phase Exciting (INSEL Low, EXSEL High) Clock pulse input CK1 DIR Output current * U V W H L H L + 0 + 0 + 0 0 - 0 - 0 - 0 1 2 3 4 5 6 7 8 9 10 11 12 11 10 9 8 7 6 U V W Note: * Initialized with U and V on at power-up. 8 HA13532NT PWM Control Vcth Ct Vctl 1/fc Imax Im Vdac Rnf 0 Iosnk Output current * 0 Note: * Only phase U is shown. Absolute Maximum Ratings Item Power supply voltage Input voltage Power dissipation Operating temperature Storage temperature Output current Symbol VCC Vin PT Topr Tstg Ireg Rating 30 7 910 -10 to +70 -55 to +125 2 Unit V V mW C C mA Notes 1 2 3 Notes: 1. The operating power supply voltage range is V CC = 10 V to 27.6 V. 2. Applies to logic and DAC input pins. 3. Permitted at Ta = 70C, if thermal resistance is as below: j - a 60C/W (glass-epoxy board) 9 HA13532NT Electrical Characteristics (Ta = 25C, VCC = 24 V) Item Current consumption Symbol Min I CCO I CC REG Output voltage Load regulation Logic Input current Vreg Vreg lin -- -- 4.4 -- -10 -1 Low voltage Vil level High voltage level DAC Vih -- Typ -- -- 4.8 -- -- -- -- Max 33 41 5.2 0.1 1 10 1.35 Unit mA mA V V A A V Test Conditions Pins Notes 1 VCC = 30 V, OE 23 =H VCC = 30 V, OE =L Ireg = 2 mA Ireg = 0 mA to 2 mA Vin = 0 V to 7 V 1, 2, 3, 13, 24 7, 9, 10 1, 2, 3, 7, 9, 10, 13, 24 12 3.65 -- -- V Outout volt- Vdac age 200 116 75 33 230 146 105 63 -- -- 4.8 94 94 260 176 135 93 2 10 5.2 104 104 mV mV mV mV A mV V A A (V2, V1, V0) = (H, L, L) (V2, V1, V0) = (L, H, L) (V2, V1, V0) = (L, L, H) (V2, V1, V0) = (L, L, L) 11 PWM control Input current Offset voltage Rt voltage Ct change current Ct discharge current Isens Voffs Vrt Ict+ Ict- -- -- 4.4 84 84 Vsens = 0 V to 14 5V 2 Rt = 51 k 4 Rt = 51 k, Vct 6 = 3.75 V Rt = 51 k, Vct = 3.75 V 10 HA13532NT Electrical Characteristics (Ta = 25C, VCC = 24 V) (Cont) Item PWM control Ct high voltage Ct low voltage Carrier frequency 3-pahse output Symbol Vcth Vctl fc Min 4.3 2.3 18.6 2.0 2.0 Typ 4.8 2.78 23.3 3.1 3.1 Max 5.3 3.3 28.0 4.2 4.2 Unit V V kHz mA mA Rt = 51 k, Ct = 1000 pF VO = VCC - 1.5 16, 18, V, Rt = 51 k 22 VO = 1.5 V, Rt = 51 k VCC = 30 V, VO = VCC VCC = 30 V, VO = 0 V 15, 19, 21 16, 18, 22 15, 19, 21 16, 18, 22 15, 19, 21 15, 16, 18, 19, 21, 22 Test Conditions Pins 6 Notes 3 Output sink Iosnk current Output source current Iosrc Output leak- Ioff age current -- -- -- -- 950 950 -- 10 10 1200 1200 6.0 A A s Pull-up resistance Pull-down resistance Transient response time Ru Rd t phl 700 700 -- t plh LVI Operating voltage Hysteresis Vlvi Vhys -- 8.0 -- -- -- 0.3 6.0 10 -- s V V 23 Notes: 1. Measured with pins 12, 15, 16, 18, 19, 21, and 22 open. 2. Offset between pins 11 and 14. 3. See timing diagrams. 11 HA13532NT Reference Data 40 Current consumption I CC *1 , I CCO *2 (mA) 5.2 30 Icc Icco 20 Output voltage Vreg (V) 5.0 4.8 10 0 10 15 20 25 30 0 0.4 0.8 1.2 1.6 2.0 Supply voltage VCC (V) 400 (V2, V1, V0) = (H, H, H) Output current Ireg (mA) 400 (V2, V1, V0) = (H, H, H) DAC Output voltage Vdac (mV) (V2, V1, V0) = (H, H, L) Output voltage Vdac (mV) (V2, V1, V0) = (H, H, L) 300 (V2, V1, V0) = (H, L, H) (V2, V1, V0) = (H, L, L) 300 (V2, V1, V0) = (H, L, H) (V2, V1, V0) = (H, L, L) 200 (V2, V1, V0) = (L, H, H) (V2, V1, V0) = (L, H, L) (V2, V1, V0) = (L, L, H) 200 (V2, V1, V0) = (L, H, H) (V2, V1, V0) = (L, H, L) (V2, V1, V0) = (L, L, H) 100 (V2, V1, V0) = (L, L, L) 100 (V2, V1, V0) = (L, L, L) 0 -10 0 10 20 30 40 50 60 70 (C) 0 10 15 20 25 30 Ambient temperature Ta Supply voltage VCC (V) Notes: 1. Iosnk + Iosrc is the current during three-channel output. 2.Iosnk is the current during two-channel output. 12 HA13532NT 3.3 Output source current Iosrc (mA) 10 20 30 40 50 60 70 (C) 3.3 Output sink current Iosnk (mA) 3.2 3.2 3.1 3.1 3.0 3.0 2.9 2.9 2.8 2.8 -10 0 -10 0 10 20 30 40 50 60 70 (C) Ambient temperature Ta Ambient temperature Ta 13 HA13532NT In-Circuit Waweform Characteristics Ct (2 V/div) GND Rnf (200 mV/div) GND VCC Phase-U output (2 V/div) t (20 s/div) CK1 (2 V/div) GND VCC Phase-U output (1 V/div) t (5 ms/div) 14 HA13532NT Package Dimensions Unit: mm 27.10 28.10 Max 24 13 10.0 Max 8.8 1 1.0 5.08 Max 10.16 0.76 12 0.51 Min 2.54 Min 1.778 0.250 4.036 0.48 0.10 0.25 - 0.05 0 - 15 + 0.11 Hitachi code EIAJ code JEDEC code DP-24TS -- -- 15 Cautions 1. Hitachi neither warrants nor grants licenses of any rights of Hitachi's or any third party's patent, copyright, trademark, or other intellectual property rights for information contained in this document. Hitachi bears no responsibility for problems that may arise with third party's rights, including intellectual property rights, in connection with use of the information contained in this document. 2. Products and product specifications may be subject to change without notice. Confirm that you have received the latest product standards or specifications before final design, purchase or use. 3. Hitachi makes every attempt to ensure that its products are of high quality and reliability. However, contact Hitachi's sales office before using the product in an application that demands especially high quality and reliability or where its failure or malfunction may directly threaten human life or cause risk of bodily injury, such as aerospace, aeronautics, nuclear power, combustion control, transportation, traffic, safety equipment or medical equipment for life support. 4. Design your application so that the product is used within the ranges guaranteed by Hitachi particularly for maximum rating, operating supply voltage range, heat radiation characteristics, installation conditions and other characteristics. Hitachi bears no responsibility for failure or damage when used beyond the guaranteed ranges. Even within the guaranteed ranges, consider normally foreseeable failure rates or failure modes in semiconductor devices and employ systemic measures such as failsafes, so that the equipment incorporating Hitachi product does not cause bodily injury, fire or other consequential damage due to operation of the Hitachi product. 5. This product is not designed to be radiation resistant. 6. No one is permitted to reproduce or duplicate, in any form, the whole or part of this document without written approval from Hitachi. 7. Contact Hitachi's sales office for any questions regarding this document or Hitachi semiconductor products. Hitachi, Ltd. Semiconductor & Integrated Circuits. Nippon Bldg., 2-6-2, Ohte-machi, Chiyoda-ku, Tokyo 100-0004, Japan Tel: Tokyo (03) 3270-2111 Fax: (03) 3270-5109 URL NorthAmerica : http:semiconductor.hitachi.com/ Europe : http://www.hitachi-eu.com/hel/ecg Asia (Singapore) : http://www.has.hitachi.com.sg/grp3/sicd/index.htm Asia (Taiwan) : http://www.hitachi.com.tw/E/Product/SICD_Frame.htm Asia (HongKong) : http://www.hitachi.com.hk/eng/bo/grp3/index.htm Japan : http://www.hitachi.co.jp/Sicd/indx.htm For further information write to: Hitachi Semiconductor (America) Inc. 179 East Tasman Drive, San Jose,CA 95134 Tel: <1> (408) 433-1990 Fax: <1>(408) 433-0223 Hitachi Europe GmbH Electronic components Group Dornacher Strae 3 D-85622 Feldkirchen, Munich Germany Tel: <49> (89) 9 9180-0 Fax: <49> (89) 9 29 30 00 Hitachi Europe Ltd. Electronic Components Group. Whitebrook Park Lower Cookham Road Maidenhead Berkshire SL6 8YA, United Kingdom Tel: <44> (1628) 585000 Fax: <44> (1628) 778322 Hitachi Asia Pte. Ltd. 16 Collyer Quay #20-00 Hitachi Tower Singapore 049318 Tel: 535-2100 Fax: 535-1533 Hitachi Asia Ltd. Taipei Branch Office 3F, Hung Kuo Building. No.167, Tun-Hwa North Road, Taipei (105) Tel: <886> (2) 2718-3666 Fax: <886> (2) 2718-8180 Hitachi Asia (Hong Kong) Ltd. Group III (Electronic Components) 7/F., North Tower, World Finance Centre, Harbour City, Canton Road, Tsim Sha Tsui, Kowloon, Hong Kong Tel: <852> (2) 735 9218 Fax: <852> (2) 730 0281 Telex: 40815 HITEC HX Copyright ' Hitachi, Ltd., 1999. All rights reserved. Printed in Japan. |
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