STBB1-AXX Datasheet, STMicroelectronics

* Buck-boost DC-DC converter
* Operating input voltage range from 2.0 V to 5.5 V
* 2% DC feedback voltage tolerance
* Synchronous rectification
* Shut.

* Single cell Li-Ion and 3 cells alkaline, Ni-MH powered devices
* SD/MMC memory card supply
* Smart meterin.

The STBB1-AXX is a fixed frequency, high efficiency, buck-boost DC-DC converter able to provide output voltages ranging from 1.2 V to 5.5 V and input voltages from 2.0 V to 5.5 V. The device can operate with input voltages higher than, equal to, or l.