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AM3933 - Single Phase Full-Wave Motor Driver

General Description

Fig.1 Block diagram PIN No 1 2 3 4 5 6 7 8 9 10 Thermal pad Pin Name FG PWM VCC OUT1 GND OUT2 SEL H+ HB HThermal pad Function FG signal output terminal PWM signal input terminal Power supply terminal Motor output terminal Ground terminal Motor output terminal Noise Free Hall input terminal Hall

Key Features

  • s 1) Operation voltage 1.8 to 8.0V. 2) Lock detection/Automatic restart circuit. 3) Control output terminal. (FG) 4) Thermal shutdown circuit.
  • Absolute Maximum Ratings (Ta = 25℃) 5) Over current protection. 6) Combo PWM and Voltage controllable. 7) Low cross-over noise. 8) Noise Free. Parameter Supply voltage Output current FG single output current FG single output voltage HB output current Power dissipation Operate temperature range Storage temperature range Junction temperature.
  • R.

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Datasheet Details

Part number AM3933
Manufacturer AMtek
File Size 439.00 KB
Description Single Phase Full-Wave Motor Driver
Datasheet download datasheet AM3933 Datasheet

Full PDF Text Transcription (Reference)

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AM3933 Motor Driver ICs Single Phase Full-Wave Motor Driver for Fan Motor AM3933 The AM3933 is a single phase DC fan motor Combo driver IC. Rotation speed can be controlled by PWM input signal and voltage. The drivers include Lock Detection, Thermal Shutdown, and Over-current Protection. Maximum output current is 1A. Package is PB-free and Halogen-Free.  Applications Single Phase DC Fan Motor.  Features 1) Operation voltage 1.8 to 8.0V. 2) Lock detection/Automatic restart circuit. 3) Control output terminal. (FG) 4) Thermal shutdown circuit.  Absolute Maximum Ratings (Ta = 25℃) 5) Over current protection. 6) Combo PWM and Voltage controllable. 7) Low cross-over noise. 8) Noise Free.