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A4940 Datasheet - Allegro Micro Systems

A4940 - Automotive Full Bridge MOSFET Driver

The A4940 is a full-bridge controller for use with external N-channel power MOSFETs and is specifically designed for automotive applications with high-power inductive loads such as brush DC motors.

A unique charge pump regulator provides full ( >10 V ) gate drive for battery voltages down to 7 V and

A4940 Features

* ▪ High-current gate drive for N-channel MOSFET full bridge ▪ Independent control of each MOSFET ▪ Charge pump for low supply voltage operation ▪ Cross-conduction protection with adjustable dead time ▪ 5.5 to 50 V supply voltage range ▪ Diagnostics output ▪ Low current sleep mode PACKAGE: 24-pin TSSO

A4940_AllegroMicroSystems.pdf

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Datasheet Details

Part number:

A4940

Manufacturer:

Allegro Micro Systems

File Size:

906.47 KB

Description:

Automotive full bridge mosfet driver.

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