VNF1048F_V01中文资料意法半导体数据手册PDF规格书

特性 Features

• AEC-Q100 qualified

• General

– High-side switch control IC with eFuse protection for 12 V, 24 V, and

48 V automotive applications

– SPI secondary 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 an 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 dedicated digital input pin

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

• Protections

– Battery undervoltage shutdown

– 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