High-side switch Controller with intelligent fuse protection for 12V, 24V and 48V automotive applications, P2P VNF1248F.
FEATURES

资料完善中……































PIN CONFIGUTION
CROSS
VNF1248F VNF1248F.pdf

No.14041

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 3.3V and 5V 

   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

PIN CONFIGUTION
Site Map