AM8931 Datasheet (AMtek) - 3-Phase Sensor-less Fan Motor Driver

AM8931, 3-Phase Sensor-less Fan Motor Driver

PIN No Pin Name Function PIN No Pin Name Function 1 CSOFT Soft start time setting terminal 8 2 F/R Forward and Reverse control terminal 9 3 VREG Regulator voltage output terminal 10 4 VCC Power supply terminal 11 5 COM Motor center tap voltage input terminal 12 6 U U phase output

AM8931 Features

* 1) Operation voltage 3.3 to 15V 2) Direct PWM speed control 3) Built-in FG & RD 4) Soft start function 5) Forward and Reverse control 6) Lock detection/Automatic restart function

* Absolute Maximum Ratings (Ta = 25℃) 7) Over current limiter 8) Over-voltage protection 9) Thermal shutdown protec