Features
Constant Current Control Function (Fixed Frequency PWM Control)
2bit
W1-2
2-Bit Degital Current Selection (Can Operate Quarter Step Operation)
Automatic Current Decay Function
Noise Cancellation Function
Cross Conduction Protection
Thermal Shutdown Function
Built-in Flywheel and Flyback Diodes
Absolute Maximum Ratings
Ta=25
Parameter
Logic Supply Voltage
Logic Input Voltage
Vref
Vref Input Voltage
Load Supply Voltage
Output Current
Flywheel Diode Current
Power Dissipation
Storage Temperature
Junction Temperature
Symbol
V
CC
V
PHA/I0/I1
V
ref
V
mm
I
OUT
If
P
D
T
stg
T
j
-40
0
0
0
Rating
6
V
CC
V
CC
50
1.0
1.0
3
150
150
V
V
V
V
A
A
W
Ta=25
unless otherwise specified
Unit
U170-1
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