TIDUF91 December 2024
The battery junction box of hybrid (FHEV, PHEV) and fully electric vehicles (BEV) integrates the core function of disconnecting the battery pack to protect the battery from excessive currents, permanent damage, or thermal runaway.
This reference design demonstrates how to build an automotive-grade, functional safety-compliant single- or dual-squib driver design.
The board size is 44mm × 130mm.