AM8933 Datasheet - AMtek

3-Phase Sensor-less Fan Motor Driver

AM8933 Features

* l 1) Operation voltage 1.8 to 6.0V ia 2) Lock detection/Automatic restart function 3) Built-in FG (frequency generation) t 4) Thermal shutdown protection 5) Over current protection n

* Absolute Maximum Ratings (Ta = 25℃) 6) PWM speed control 7) Soft switching technique to reduce acoustic noise

AM8933 General Description

Fig.1 Block diagram PIN No 1 2 3 4 5 6 7 8 9 10 11 12 E-pad Pin Name FG FR COM VCC U PG W V FGS OSC PWM AG PG Function FG signal output terminal Forward and Reverse control terminal Motor center tap voltage input terminal Power supply terminal U phase output terminal Power ground terminal W phas.

AM8933 Datasheet (570.89 KB)

AM8933 Datasheet Preview — Preview of AM8933 PDF

Datasheet Details

Part number:

AM8933

Manufacturer:

AMtek

File Size:

570.89 KB

Description:

3-phase sensor-less fan motor driver.
AM8933 Motor Driver ICs 3-Phase Sensor-less Fan Motor Driver AM8933 The AM8933 is a 3-phase sensor-less DC fan motor driver IC. It senses the BEMF .

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