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SteprMotorDriverIC
MTDSeris
MTD2038G
Features •œDual ful bridge for a bipolar stepper motor driver •œLoad supply voltage 40V , Output current 1.0A •œConstant current control (Fixed frequncy PWM control) •œ2-bit selectable current lev (Ful step/Half step/Quarter ste S œ• tanyb-d n uf t c ion •œThermal shutdown with hysteresis •œUnder voltage lock out function •œSurface mount package with heat sink(HSOP24) A ¡• s b t ulo e mam x m u ratings / Ta2 = 5•Ž
Parmet V
REG
DMOSMicrostepingPWMMotorDriver
p)
HSOP24
Symbol I REG V Vm IT OU P
D•@*1 LOGIC
Rating 12 0•`6 0•`7 40 1.0 2.1 -40•`150 150
2
Unit mA V V V A W •Ž •Ž Cupper Pattern
Outpcren Logicnput
Refrnciput Loadsuply Outpcren Powerdispatn egStorampun MaximuJnctoepra *1 : 50.8•~50.