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KA3902 - DC FAN Motor Controller

General Description

The FAN8902 is a monolithic integrated circuit, designed for the PWM control of a DC fan motor current in an automotive systems.

It allows the fan motor speed to be controlled linearly and efficiently.

DC for Motor Control for Automotive Ordering Informatio

Key Features

  • Built-in PWM Current Control Circuit Built-in 5V Regulator Low Supply Current Stalled Motor Current Limitation Built-in Over Voltage Protection (OVP) Built-in Over Current Protection (OCP) Built-in Load Dump Protection Built-in Thermal Shutdown (TSD) Circuit Built-in Under Voltage Lockout (UVLO) Circuit.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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www.fairchildsemi.com FAN8902(KA3902) DC FAN Motor Controller Features • • • • • • • • • Built-in PWM Current Control Circuit Built-in 5V Regulator Low Supply Current Stalled Motor Current Limitation Built-in Over Voltage Protection (OVP) Built-in Over Current Protection (OCP) Built-in Load Dump Protection Built-in Thermal Shutdown (TSD) Circuit Built-in Under Voltage Lockout (UVLO) Circuit Description The FAN8902 is a monolithic integrated circuit, designed for the PWM control of a DC fan motor current in an automotive systems. It allows the fan motor speed to be controlled linearly and efficiently. 14-DIP-300 Typical Application • DC for Motor Control for Automotive Ordering Information Device FAN8902 Package 14-DIP-300 Operating Temperature -40°C ~ +90°C Rev. 1.0.