ATA6843_14 Datasheet, PDF (1/27 Pages) ATMEL Corporation – BLDC Motor Driver and LIN System Basis Chip

ATA6843/ATA6844
BLDC Motor Driver and LIN System Basis Chip
DATASHEET
Features
● Broad operation voltage range from 5.25V to 32V
● Atmel^® ATA6843 temperature range T_J = 150°C
● Atmel ATA6844 extended temperature range T_J = 200°C
● Direct driving of six external NMOS transistors with a maximum switching
frequency of 50kHz
● 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 compatible
● 200mA peak current for each output driver
● LIN transceiver conformal to LIN 2.1 and SAEJ2602-2 with outstanding EMC and
ESD performance
● QFN48 package 7mm × 7mm
9189J-AUTO-05/14