MITSUBISHI
M54677FP
2-PHASE STEPPER MOTOR DRIVER
DESCRIPTION
The M54677FP 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)
St1 C1 Vref1 1 2 3 4 5 6 7 36 35 34 33 32 31 30 St2 C2 Vref2 VM21 MA2 E2
FEATURES
q Wide output current control range (20 – 1000mA) q Bipolar and constant current q Built in a thermal shutdown circuit q Built in flywheel diodes
VM11 MA1 E1
M54677FP
8
29 28 27 26 25 24 23 22 21 20 19 N. C MB2 VM22 Vcc2 T2 Ph2 GND
APPLICATION
Office automation equipment such as printer, FDD, HDD, and FAX
9 GND 10 11
FUNCTION
The M54677FP can drive a ...
M54677FP PDF File
