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MAX6620 Datasheet - Maxim Integrated Products

MAX6620_MaximIntegratedProducts.pdf

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Datasheet Details

Part number:

MAX6620

Manufacturer:

Maxim Integrated ↗ Products

File Size:

246.11 KB

Description:

Quad linear fan-speed controller.

MAX6620, Quad Linear Fan-Speed Controller

The MAX6620 controls the speeds of up to four fans using four independent linear voltage outputs.

The drive voltages for the fans are controlled directly over the I2C interface.

Each output drives the base of an external bipolar transistor or the gate of a FET in highside drive configuration.

Voltag

MAX6620 Features

* o Controls Up to Four Independent Fans With Linear (DC) Drive o Uses Four External Low-Cost Pass Transistors o 1% Accuracy Precision RPM Control o Controlled Voltage Rate-Of-Change for Best Acoustics o I2C Bus Interface o 3.0V to 5.5V Supply Voltage Range o 250µA (typ) Operating Supply Current o 3µA

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