Datasheet

15
LTC1255
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
TYPICAL APPLICATIO S
U
Stepper Motor Driver with Overcurrent Protection
V
S
DS1
LTC1255
G2
GND

IN2

G1
DS2
IN1
0.01µF
100k
12V
MMBZ5242BL
IRFR024
0.036Ω
IRFR024
12V
MMBZ5242BL
V
S

LTC1255
IN2
GND
DS1
G2
G1

IN1
DS2
0.01µF
100k
0.036Ω
12V
MMBZ5242BL
12V
MMBZ5242BL
IRFR024
STEPPER MOTOR WINDINGS
12V
1N4001 1N4001
1N4001 1N4001
AC
BD
STEPPER
MOTOR
CONTROL
LOGIC
5V
100µF
+
A
B
C
D
LTC1255 • TA13
IRFR024