M54679FP Renesas Electronics Corporation., M54679FP Datasheet - Page 8

• Manufacturer Part Number: M54679FP
• Description: 2-phase Stepper Motor Driver
• Manufacturer: Renesas Electronics Corporation.

M54679FP
11. Power GND terminal.
Power GND is connected the anodes of flywheel diodes of bottom side.
When the output H-bridge power stage goes to ON, as the flyback current go through this GND terminal, minimize the
wire resistor of this GND on the board.
VM
ON
V
OFF
CC
Iout
MB
MA
ON
OFF
Ib = 15mA (Typ.)
Iout = IRS - Ib
R
S
Rev.1.0, Sep.19.2003, page 8 of 12