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.

VNF1048F属于集成电路（IC） > 电机驱动器，控制器。意法半导体（ST）集团制造生产的VNF1048F电机驱动器，控制器产品属于电机驱动器和控制器电源管理集成电路 (PMIC) 系列，可用于控制或操作从某电源施加到电机或相关机电执行器的电源。所实现的具体功能和特性集根据预期负载和预期应用的特性有很大差异，范围从用于有刷电机的简单开环速度控制到基于步进电机的高级闭环运动控制。