Part Number |
M54672SP |
Manufacturers |
Mitsubishi |
Logo |
|
Description |
2-PHASE STEPPER MOTOR DRIVER |
Datasheet |
M54672SP Datasheet (PDF) |
MITSUBISHI
M54672SP
2-PHASE STEPPER MOTOR DRIVER
DESCRIPTION
The M54672SP is a semiconductor IC to drive a stepper motor directly by controlling the coil current with the constant current method.
PIN CONFIGURATION (TOP VIEW)
Standby input (1) Comparator input (1) Comparator reference input (1) St1 1 C1 2 VR1 3
32 St2 31 C2
Standby input (2) Comparator input (2)
Comparator reference 30 VR2 input (2) power 29 Vbs2 Bootstrap supply (2) Output power 28 VMM2 supply (2)
FEATURES
q Wide output current control range (20 – 1200mA) q Bipolar and constant current drive q Built in a thermal shutdown circuit q Built in flywheel diodes
Bootstrap power supply (1) Vbs1 4 Output power supply (1) VMM1 5 Output (1) MA1 6 Current sensor (1) E1 7
27 MA2 Output (2) 26 E2 25 24 23 22 MB2 Output (2) 21 VMM2 Output power supply (2) 20 Vbs2 supply (2)
Bootstrap power GND Current sensor (2)
M54672SP
8
APPLICATION
Office automation equipment such as printer, FDD, HDD and FAX
GND.