MB3790 Datasheet (Fujitsu Media Devices)

MB3790, Battery Backup IC

The MB3790 is designed to control power supplies to SRAM, logic IC, or other circuit devices and protects them against momentary power failures by using backup batteries.

In addition to its function to supply the power to these devices, it has a function to switch the source of power to the primary

MB3790 Features

* Input circuit current consumption when non-loaded: 50 µA [Typ] Output drive current: 200 mA [Max] Resistance between input and output: 0.5 ohms [Typ] Input power-down detection level: 4.2 V ± 2.5 % (Continued) s PACKAGES 16-pin Plastic SOP 20-pin Plastic TSS