SD4056
- Category
- Other circuits
- Keywords
- Circuit board, SD4056
- Description
- SD4056 is a complete constant-current/constant-voltage linear charger for a single-cell lithium-ion battery.
- Package
- ESOP8, DFN8 (2 * 2) and SOP8
01 / 03Overview
The SD4056 is a complete monolithic lithium-ion battery with a constant current/voltage linear charger. The ESOP8 package with a heatsink at the bottom and a small number of external components make the SD4056 portable Ideal for style applications. The SD4056 can be adapted for USB power supply and adapter power supply operation. Features: · Programmable charging current up to 1000mA; · No need for MOSFETs, detection resistors or isolation diodes; · Complete linear charger in SOP8 package for a single lithium-ion battery; · Constant current/voltage operation with thermal regulation to maximize charging rate without risk of overheating; · 4.2V preset charging voltage with an accuracy of ± 1%; · Charging current monitor output for battery level detection; · Automatic recharging; · Charge status dual output, no battery and fault status display; · C/10 charging terminated; · The power supply current in standby mode is 55uA; · 2.9V trickle charger version; Applications: · Mobile phones, PDAs, GPS · MP3, MP4 players · Digital camera, electronic dictionary · Portable devices, various chargers
Applications
- Mobile, PDA, GPS
- MP3, MP4 players
- Digital cameras, electronic dictionaries
- Portable devices, various chargers
TECHNICAL DOCUMENTS
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