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AP439

PWM Fan Speed Controller

AP439 Features

* - Built-in 30Khz OSC provide 0%~100% PWM output - Over Temperature Protector(OTP) flag. (AP439 only). - Open collect output(OTP & PWM pins). - SIP-4L package for AP438. - SIP-5L, SOP-8L package for AP439.

* General Descriptions The AP438/9 series’s PWM output has built-in NPN power transist

AP439 General Description

The AP438/9 series’s PWM output has built-in NPN power transistor that controls the Fan current & Fan speed. AP439 built-in over temperature alarm flag.

* Applications - PC Power. - DC Fan

* Pin Assignment Front View AP438

* Pin Descriptions Name VCC VIN OTP PWM GND Descr.

AP439 Datasheet (178.46 KB)

Preview of AP439 PDF

Datasheet Details

Part number:

AP439

Manufacturer:

Anachip

File Size:

178.46 KB

Description:

Pwm fan speed controller.

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AP439 PWM Fan Speed Controller Anachip

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