RAA2270634GNPMA0中文資料瑞薩數(shù)據(jù)手冊PDF規(guī)格書

Features

? Wide VIN range: 4.5V to 60V (65V abs max)

? Switching frequency range up to 200kHz

? 3-Phase drive for BLDC application

? Peak 1A/2A source/sink current with

programmable drive strength

? Supports 8 adjustable levels of drive strength

through hardware interface and 16 adjustable

levels of drive strength through SPI interface

? Adaptive and adjustable dead time

? Fully integrated power supply architecture

? Two VCC LDOs allow for Sleep mode low IQ

? 500mA buck-boost switching regulator

generates drive voltage (5V to 15V adjustable)

? 200mA adjustable output LDO for MCU supplies

? Flexible configuration

? 3-phase HI/LI mode and 3-phase PWM mode

? Support half-bridge, full-bridge configuration

? Three current sense amplifiers

? Four levels of sense gain setting

? Supports DC offset calibration during power-up

and on-the-fly

? Supports both ground-side shunt sense or

low-side MOSFET rDS(ON) sense

? Back-EMF sensing for BLDC sensorless operation

? Features both hardware interface and SPI interface

? Extensive fault protection functions (VCC UV, VM/

VBRIDGE UV, charge pump UV, MOSFET VDS

OCP, current sense OCP, thermal

warning/shutdown, buck-boost current limiting,

buck-boost OCP, buck-boost UV/OV)

? Supports reverse battery protection by additional

external circuitry

? 7mm x 7mm 48 Ld QFN package (0.5mm pitch)

Applications

? Power tools, fans, pumps, E-bikes

? Industrial automation, robotics, drones