LP3971 Datasheet (National Semiconductor)

LP3971, POWER MANAGEMENT

The LP3971 is a multi-function, programmable Power Management Unit, designed especially for advanced application processors.

The LP3971 is optimized for low power handheld applications and provides 6 low dropout, low noise linear regulators, three DC/DC magnetic buck regulators, a back-up battery ch

LP3971 Features

* n Compatible with advanced applications processors requiring DVM (Dynamic Voltage Management) n Three buck regulators for powering high current processor functions or I/O’s n 6 LDO’s for powering RTC, peripherals, and I/O’s n Backup battery charger with automatic switch for lithium-manganese coin ce