ST1638 Description
The ST1638 is a high efficiency PFM step-up DC/DC converter for application using battery powered devices. Only three external ponents are required to construct a low ripple, high efficiency converter. ST1638 can start up from 0.9V input voltage with 1mA load.
ST1638 Key Features
- Fr ¡° Package SOT-89 SOT-23 Part Marking ST1638 1638