CS3717A Datasheet, PDF (6/8 Pages) Cherry Semiconductor Corporation – 1A H-Bridge Stepper Motor Driver

Test Circuit
Reference
Voltage
+5V
Logic
Supply
+5V
Motor
Supply
+36V
Logic
Control
Inputs
IN1 ^VREF
IN0
V_CC
V_DDA V_DDB
OUTA
CS3717A
L
DIRECTION
Pulse
C_T
820 pF
Gnd
R_T
56kW
OUTB
Gnd Comp In Sense
V_C
C_C
820 pF
R_C
1kW
V_RS
R_SENSE
1W
L @ 10mH
R @ 13W
Motor
Winding
Waveforms with MA Regulating (Phase = 0)
V_CX
V_SENSE
0V
V_CX
T_D
t
V_{Comp In}
0V
t
V_DD
V_{OUT A}
V_SAT
V_F
0V
V_{SAT REC}
t
V_CC
V_{OUT B}
V_{SAT COND}
V_MOTOR
T_ON
T_OFF
t
0V
6