MITSUBISHI
M54671SP
2-PHASE STEPPER MOTOR DRIVER
DESCRIPTION
The M54671SP is a semiconductor IC to drive a bipolar stepper motor directly by controlling the coil current with the constant current method.
PIN CONFIGURATION (TOP VIEW)
Standby input(1) Comparator input(1) St1 1 C1 2
32 St2 31 C2 30 VR2
Standby input(2) Comparator input(2)
FEATURES
q Wide output current control range (20 – 1200mA) q Bipolar and constant current q Built in a thermal shutdown circuit
Comparator VR1 3 reference input(1) Bootstrap power Vbs1 4 supply(1) Output power VMM1 5 supply(1) Output(1) Current sensor(1) MA1 6 E1 7
Comparator reference input(2) Bootstrap power 29 Vbs2 supply(2) Ou...
M54671SP PDF File
