MTD2006 0309 stepper motor driver ics mtd series shindengen shindengen electric mfg.co.ltd dual full-bridge for a bipolar motor features n dual full-bridge for a bipolar stepper motor n constant current control (fixed frequency pwm control) n current decay selection (correspond to microstepping drive) n noise cancellation function (no need external rc) n integrated flywheel and flyback diodes n cross conduction protection n overheating alarm function n low thermal resistance zip package (zip27) g absolute maximum ratings / ta=25 g pin assignment g truth table pha a or b h l h l l h out 2 or 3 out 1 or 4 ena a or b l l h * off off output chopping source chopping sink+source chopping decay h l *:don't care zip-27 MTD2006 00181 2 1 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 vref a vs a alarm cr pha a ena a lg a vmm a nc out 1 rs a out2 pg out3 nc nc rs b out4 nc vmm b lg b ena b pha b decay vcc vref b vs b parameter logic supply outout current power dissipation junction temperature range strage temperature range symbol vcc i out p t tj tstg rating 6 1.3 5 150 -40 to 150 unit v a w outout voltage vmm 35 v logic input voltage v logic 0 to vcc v
0309 MTD2006 shindengen shindengen electric mfg.co.ltd stepper motor driver ics g electrical characteristics g thermal resistance ta=25 ,vcc=5v unless otherwise specified condition min typ max unit - - 31 - - 8 - 1.0 1.4 - 1.0 1.4 - - 10 - 1.3 1.6 - 1.3 1.5 vmm=35v, v ena =5v i c =0.8a i c =0.8a vmm=v ceo(sus) i f =0.8a i f =0.8a v ma v v a v v symbol vmm i mm(off) v ce(sat) h v ce(sat) l i r v f h v f l parameter load supply load supply current upper transistor saturation drop lower transistor saturation drop transistor leak current upper diode forward drop lower diode forward drop 4.75 - 5.25 - 19 26 2.3 - vcc gnd - 0.8 - 25 33 - - 10 - -100 -150 2.3 - vcc gnd - 0.8 - - 10 - -100 -150 2.3 - vcc gnd - 0.8 - - 10 - -100 -150 - -1 -10 - -1 -10 0.475 0.5 0.525 - 20 - - 1.35 - - - 1.0 - - 10 - - 2 v ena =5v v ena =0v v pha =5v v pha =0v v ena =5v v ena =0v v dec =5v v dec =0v vref=0v vs=0v vref=0.5v ct=3300pf, rt=20k ? ct=3300pf, rt=20k ? v alm =5v v alm =0.5v v ma v v ma a a v v a a v v a a a a v khz s v a ma vcc i cc(off) v pha h v pha l i cc(on) i pha h i pha l v ena h v ena l i ena h i ena l v dec h v dec l i dec h i dec l iref i sense vs f chop t b vs(max) i r(alm) i alm t alm logic supply logic supply current (output off) pha "h" input voltage pha "l" input voltage logic supply current (output on) pha "h" input current pha "l" input current vref input current vs input current comparetor threshold chopping frequency blanking time vs maximum voltage alarm leak current alarm input current alarm operation temperature ena "h" input voltage ena "l" input voltage ena "h" input current ena "l" input current decay "h" input voltage decay "l" input voltage decay "h" input current decay "l" input current vcc=5.1v 5% 110 135 - ja 25 symbol rating unit /w output stage logic stage
0309 MTD2006 shindengen shindengen electric mfg.co.ltd stepper motor driver ics g internal equation circuits / typical application cpu or gate array cpu or gate array vcc=5v vcc=5v rt ct rs rs vcc=5v r1 r2 vcc=5v alarm feedback 10 12 20 14 18 22 23 27 17 11 1 4 5 6 osc + - r s q gate circuit gate circuit current sensor current sensor 8 vmmb vmma out3 out4 out2 out1 vcc ena a pha a cr vsa rsa pg rsb vsb pha b ena b blank r s q + - 2 vrefa 26 vrefb 25 3 24 decay decay alarm 21 lg b 7 lg a alarm 120deg. 140deg. 13 symbol value unit rt 7.5 to 30 k ? ct 2200 to 4700 pf r1+r2 Q 10 k ? recommended component values constant chopping current level io = vref rs f 1 chopping frequency 0.75 ? ct ? rt
0309 MTD2006 shindengen shindengen electric mfg.co.ltd stepper motor driver ics g outline dimensions code no. (unit : mm) 4101 code no. 4102 code no. 4103
0309 MTD2006 shindengen shindengen electric mfg.co.ltd stepper motor driver ics 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 en d 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 redundan cy 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.
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