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Part Number M54646AP
Manufacturers Mitsubishi
Logo Mitsubishi
Description 2-PHASE STEPPER MOTOR DRIVER
Datasheet M54646AP DatasheetM54646AP Datasheet (PDF)

  M54646AP   M54646AP
MITSUBISHI M54646AP 2-PHASE STEPPER MOTOR DRIVER DESCRIPTION The M54646AP is a semiconductor IC to drive bipolar stepper motors by controlling winding current with reference to a designated current level. PIN CONFIGURATION (TOP VIEW) FEATURES q Wide driver voltage range (10 – 40V) q Wide output current control range (20 – 800mA) q Bipolar and constant current control q Built-in flywheel diode q Built-in thermal protection circuit Comparator input (1) C1 → Comparator reference VR1 → voltage input (1) Output stage VMM1 supply voltage (1) Output terminal (1) MA1 ← Current sensor (1) 1 2 3 4 28 ← C2 27 ← VR2 Comparator input (2) Comparator reference voltage input (2) 26 VMM2 Output stage supply voltage (2) 25 → MA2 Output terminal (2) 24 → E2 23 22 GND 21 20 19 → MB2 Output terminal (2) 18 VMM2 Output stage supply voltage (2) 17 VCC2 Power supply (2) 16 → ← T2 One-shot multi time constant 15 ← Ph2 Output current direction switch Current sensor (2) E1 ← 5 6 .



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