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APX9221
24V Single-Phase Full-Wave Motor Driver for Fan Motor
Features
General Description
• Single-Phase Full Wave Fan Driver
The APX9221 is a single-phase full wave motor driver for
• Low Supply Current
DC fan motors. The output switch signals of this IC are
PWM controlled. It is suitable for both game machine and
• Speed Controllable by DC Voltage or PWM Input CPU cooler that need silent fans. The device is built-in
Signal
lock protection, when fan is locked, the device will enter
• Built-in Quick Start Function
the lockup protection mode. It is also with thermal shut-
• Built-in Lock Protection and Auto-restart Func- down function. In normal operation, the supply current is
tion
3.5mA. The APX9221 is available in TSSOP-16P package.