VNF1048FTR集成電路（IC）的電機驅(qū)動器控制器規(guī)格書PDF中文資料

VNF1048FTR屬于集成電路（IC）的電機驅(qū)動器控制器。由意法半導(dǎo)體集團(tuán)制造生產(chǎn)的VNF1048FTR電機驅(qū)動器，控制器產(chǎn)品屬于電機驅(qū)動器和控制器電源管理集成電路 (PMIC) 系列，可用于控制或操作從某電源施加到電機或相關(guān)機電執(zhí)行器的電源。所實現(xiàn)的具體功能和特性集根據(jù)預(yù)期負(fù)載和預(yù)期應(yīng)用的特性有很大差異，范圍從用于有刷電機的簡單開環(huán)速度控制到基于步進(jìn)電機的高級閉環(huán)運動控制。

Features

? AEC-Q100 automotive qualified

? General

– High side switch Control IC with e-fuse protection for Automotive 12 V, 24 V

and 48 V applications

– SPI slave interface for host control

– 32-bit ST-SPI interface compatible with 3.3 V and 5 V CMOS level

– 2 stage charge pump

– Gate drive for an external MOSFET in high side configuration

– High precision uni-directional digital current sense via SPI through an

external high side shunt resistor

– Input for a NTC resistor to monitor the external MOSFET temperature

– Very low standby current

– Robust fail-safe functionality through internal and external controls

– SPI register lock-out by a dedicate digital input pin

– Integrated ADC for TJ, VNTC, VOUT and VDS conversion

? Protections

– Battery under-voltage shut-down

– External MOSFET desaturation shutdown configurable via SPI

– Hard short circuit latch-off configurable via SPI

– Current vs time latch-off configurable via SPI (fuse-emulation)

– Device overtemperature shutdown

– External MOSFET overtemperature shutdown

? Intelligent high current fuse replacement for automotive applications

? Especially intended for automotive power distribution applications

Description

The device is an advanced controller for a power MOSFET in high side configuration,

designed for the implementation of an Intelligent High Side Switch for 12 V, 24 V and

48 V automotive applications. The Control IC is interfaced to a host microcontroller

through a 3.3 V and 5 V CMOS-compatible SPI interface and provides protection and

diagnostics to the system.