Datasheet STMicroelectronics VNF1048F

Manufacturer	STMicroelectronics
Series	VNF1048F

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

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PDF, 2.6 Mb, Language: en, File uploaded: Aug 4, 2022, Pages: 52
High-side switch Controller with intelligent fuse protection for 12 V, 24 V and 48 V automotive applications

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Detailed Description

All 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

Status

	VNF1048FTR
Lifecycle Status	Active (Recommended for new designs)

Packaging

	VNF1048FTR
N	1
Package	QFN-32L WF

Model Line

Series: VNF1048F (1)

VNF1048FTR

Manufacturer's Classification

Automotive Analog and Power > High and Low Side Drivers/Switches > Smart switches for wire harness protection