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ATA6824 Datasheet High Temperature H-Bridge Motor Driver

Manufacturer: Atmel (now Microchip Technology)

General Description

The ATA6824 is designed for high temperature mechatronic applications, for example turbo chargers, where the electronic is mounted very close to the hot engine.

In such harsch environments the ICs have to withstand temperatures up to 150° C ambient which results in junction temperatures up to 200° C.

The IC is used to drive a continuous current motor in a full H-bridge configuration.

Overview

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Key Features

  • PWM and Direction-controlled Driving of Four Externally-powered NMOS Transistors High Temperature Capability up to 200° C Junction A Programmable Dead Time Is Included to Avoid Peak Currents Within the H-bridge Integrated Charge Pump to Provide Gate Voltages for High-side Drivers and to Supply the Gate of the External Battery Reverse Protection NMOS 5V/3.3V Regulator and Current Limitati.