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Supervisor ICs

WT7038

WT7038 is a fan speed control IC ，used to 2/3/4 wires Fan Motor Controller for HP patented fan command.

Features

- PWM fan speed control.
- Built-in OP amplifier for thermistor signal amplification.
- Support Fan Command input, both 5V and 3.3V logic levels.
- 5V reference voltage output.
- Full fan speed output when Fan Command signal is broken.
- +12V power supply.
- 8-pin SOP and DIP green package.

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WT7038

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