ATA6844
Features
- Broad operation voltage range from 5.25V to 32V
- Atmel® ATA6843 temperature range TJ = 150°C
- Atmel ATA6844 extended temperature range TJ = 200°C
- Direct driving of six external NMOS transistors with a maximum switching frequency of 50k Hz
- Integrated charge pump to provide gate voltages for high-side drivers and to supply the gate of the external battery reverse protection NMOS
- Built-in 5V/3.3V voltage regulator with current limitation
- Reset signal for the microcontroller
- Sleep Mode with supply current of typically < 45µA
- Wake-up via LIN bus or high voltage input
- Programmable window watchdog
- Battery overvoltage protection and battery undervoltage management
- Overtemperature warning and protection (shutdown)
- Jump start patible
- LIN transceiver conformal to LIN 2.1 and SAEJ2602-2 with outstanding EMC and
ESD performance
- QFN48 package 7mm 7mm
9189K-AUTO-02/15
1. Description
The Atmel® ATA6843 and Atmel ATA6844 are system basis chips for three-phase...
