STi²Fuse intelligent switches to replace standard melting fuses

Reduced cabling, weight, cost, and emissions

A safer, more comfortable driving experience improving overall reliability and performance

A safer, more comfortable driving experience improving overall reliability and performance

Acting as intelligent circuit breakers,  thanks their unique fully programmable I²t function, STi2Fuse devices support predictive maintenance by accurrately monitoring currents, voltages, and temperatures to quickly detect early degradation.
All devices deliver autonomous protection ensuring uninterrupted operation, even amidst failures or malfunctions, thus safeguarding cables.

Power distribution

Power distribution

Body control modules (BCMs)

Body control modules (BCMs)

ADAS

48 V electro mobility

STi2Fuse series portfolio

VNF1048FTR cpn

Gate controller

VNF1048F

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

VNF9Q20FTR cpn

Integrated solution

VNF9Q20F

4-channel high-side driver with STi2Fuse protection for automotive power distribution applications

VNF9D5FTR cpn

Integrated solution

VNF9D5F

2-channel high-side driver with STi2Fuse protection for automotive power distribution applications

STi2Fuse ecosystem overview

SPC582B evaluation board

Generic motherboard based on an SPC582B automotive microcontroller with integrated GUI

Generic motherboard based on an SPC582B automotive microcontroller with integrated GUI

The backbone of the development environment, the SPC582B evaluation board includes dedicated connectors for STi2Fuse Easyboards and is Arduino compatible.

Evaluation boards for STi²Fuse devices

Evaluation boards for STi²Fuse devices

Evaluation boards for STi²Fuse devices

Simple and low-cost evaluation tools, known as easyboards, connect the product to a load, enabling straightforward evaluation of the device and all its application functionalities, including auto-protection features under hazardous conditions.

TwisterSIM simulator

TwisterSIM simulator

TwisterSIM simulator

TwisterSIM is an electro-thermal simulator that significantly shortens the design solution cycle. It enables engineers to perform complex evaluations with just a few clicks, offering precise simulations for load compatibility, wiring harness optimization, fault condition impact analysis, diagnostic behavior analysis, and dynamic thermal performance.