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| SHINDENGEN Stepper Motor Driver ICs MTD Series MTD1361F Features Unipolar motor driver IC (DMOS output) n Unipolar drive system n DMOS output (low loss and low generation of heat) n TTL and CMOS compatible gate n 4-phase input (simultaneous ON prevention function) n Constant current control n Integrated flywheel diodes and no external Zener diode needed n Surface mount type package with heatsink (HSOP28) HSOP-28 g Absolute maximum ratings / Ta=25 Parameter Logic input voltage DMOS output breakdown voltage Flywheel diode voltage Output current Flywheel diode current Power dissipation* Strage temperature range Junction temperature range Symbol VIN VDSS VR ID IF PT Tstg Tj Rating -0.3 to 6 68 68 1.2 1.2 5 -40 to 150 150 Unit V V V A A W *Mounted on glass epoxy board (50.8x50.8x1mm) g Pin assignment OUT A NC Rs A OUT A NC NC NC 1 2 3 4 5 6 7 28 27 26 25 24 23 22 g Truth table PG IN A IN A Vs A Vref A CR A Vmm IN A or B L L H H IN A or B L H L H OUT A or B OFF ON OFF OFF OUT A or B OFF OFF ON OFF MTD1361F SHINDENGEN GND GND 1036N NC NC NC OUT B Rs B NC OUT B 8 9 10 11 12 13 14 21 20 19 18 17 16 15 NC CR B Vref B Vs B IN B IN B PG Shindengen Electric Mfg.Co.Ltd 0309 SHINDENGEN Stepper Motor Driver ICs g Electrical characteristics / Ta=25 Parameter Load supply Load supply current "L" input voltage "H" input voltage "L" input current "H" input current Vs input current Vref input current Vref input voltage Output saturation voltage Flywheel diode forward drop One shot OFF time Symbol Vmm Imm Vin (L) Vin (H) Iin (L) Iin (H) Is L) Iref L) Vref Vdson Vf Toff Vmm=24V Vmm=24V Vmm=24V Vmm=24V, Vin=0V Vmm=24V, Vin=5V Vmm=24V, Vs=0V Vmm=24V, Vref=0V Vmm=24V Id1.2A If1.2A Ct3300pFRt8.2k 0.96 1.5 18.7 2.0 -50.0 10.0 -50.0 -50.0 1.5 Condition MIN 15.0 18.0 0.8 TYP MAX 30.0 Unit V mA V V A A A A V V V s MTD1361F g Thermal resistance Symbol ja * Rating 41 Unit /W *Mounted on glass epoxy board (50.8x50.8x1mm) g Internal equation circuits / Typical application Vmm 22 Vmm 4 OUT A OUT A 1 OUT B 14 11 OUT B VOLTAGE REFERENCE CPU or GATE ARRAY IN A IN B 27 IN A 16 IN B 26 17 CPU or GATE ARRAY CR A 23 Rt Ct ONE SHOT + + ONE SHOT CR B 20 Ct Rt Vref A 5V R1 Vs A Rs A PG PG LG PG Rs B Vs B Vref B 24 25 Rf Cf 3 15 TAB 28 12 Rf 18 19 Rs Rs Cf R2 Recommended component values Symbol Rs Rt Ct Rf Cf R1+R2 Value 0.68 8.2 3300 1 3300 10 Unit k pF k pF k Constant chopping current level Io = Vref Rs One Shot OFF time Toff = 0.69CtRt Shindengen Electric Mfg.Co.Ltd 0309 SHINDENGEN Stepper Motor Driver ICs g Outline dimension MTD1361F (Unit : mm) Shindengen Electric Mfg.Co.Ltd 0309 SHINDENGEN Stepper Motor Driver ICs MTD1361F g This device fully meets the reliability and quality control standards described in our company's catalog. If this device is to be used in a situation where its misuse or failure might cause serious injury or death, consult with our company. Reliability and quality control standards for this device are considered adequate when it is used with the following type of end equipment. Standard applications Computers, OA and other office equipment, Communication terminal, Measurement machine tools, Audio-visual, Game and other amusements, Household electric appliances, Personal items, Industrial robot, etc. Special applications where the device may or not be suitable include the following. Transportation and conveyance (cargo loading) equipment, Primary communications equipment, Traffic signal control equipment, Fire and burglary alarms, Various safety devices, Medical equipment, etc. Other special applications where the device reliability is not considered high enough include the following. Atomic power control systems, Aviation equipment, Aerospace equipment, Submarine relay equipment, Life support equipment, etc. g Our company makes a constant effort to improve the quality and reliability of our products. However, it is the customer's responsibility to provide safety. Take the appropriate steps to prevent personal injury, fire, and damage by providing redundancy equipment, fire containment equipment, and devices to protect personnel and equipment from operational mistakes. If you want to any more detail information and design application, please contact sales office regarding any questions you may have. SHINDENGEN ELECTRIC MFG. CO., LTD. reserves the right to make, from time to time, such departures from the detail specifications as may be required to permit improvements in the design of its products. The information included herein is believed to be accurate and reliable. However, SHINDENGEN ELECTRIC MFG. CO., LTD. assumes no responsibility for its use; nor for any infringements of patents or other rights of third parties, which may result from its use. Shindengen Electric Mfg.Co.Ltd 0309 |
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