This reference design includes a complete power management solution for a standalone emergency call (eCall) system in an automotive environment. The circuit is supplied directly from the car battery rail. It also manages a backup battery to power the eCall system while the car battery rail is not (...)
主要特色
Complete power solution for an automotive eCall system
Operating input voltage range up to 40V
Provides supply voltage for all required eCall functional blocks
Up to 87% total efficiency while operating at backup power
Up to 84% total efficiency in standby at backup power
