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M54678FP - 2-PHASE STEPPER MOTOR DRIVER

General Description

The M54678FP is a semiconductor integrated circuit designed for stepper motor driver used to printer, PPC and facsimile.

Key Features

  • q Wide supply voltage range (10.
  • 35V) q Output current is controlled by PWM operation q Few external components (This IC can be operated with 1 capacitor and 2 resistances) q Voltage stabilizer circuit (Regout = 3.5V) q Thermal protection circuit q Flywheel diode.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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MITSUBISHI M54678FP 2-PHASE STEPPER MOTOR DRIVER DESCRIPTION The M54678FP is a semiconductor integrated circuit designed for stepper motor driver used to printer, PPC and facsimile. PIN CONFIGURATION (TOP VIEW) P.GND Out1 Out1B Rs1 S1 Vm 1 2 3 4 5 6 7 36 35 34 33 32 31 30 29 28 GND 27 26 25 24 23 22 21 20 19 N.C N.C Ph2 En2 Vref2 Fref N.C Out2 Out2B Rs2 S2 Vm FEATURES q Wide supply voltage range (10 – 35V) q Output current is controlled by PWM operation q Few external components (This IC can be operated with 1 capacitor and 2 resistances) q Voltage stabilizer circuit (Regout = 3.5V) q Thermal protection circuit q Flywheel diode APPLICATION Printers, PPC, facsimile 8 9 GND 10 11 12 N.