Semtech SC908
Power Management IC for Single-Cell Li-Ion Devices
Not Recommended for New Designs - Last Day of purchase: 5/1/11
Features
- Single Cell Li-Ion battery charger — CC/CV charging with current soft start
- Charger regulated output voltage — 4.2V ±1% over temperature with Kelvin sense of battery voltage
- Charger input protection withstands 28V indefinitely
- Charger max constant current setting — 500mA
- Adjustable charge termination current down to 10mA
- Battery NTC interface disables charging if battery temperature out of range
- Programmable low battery detector threshold
- Four status indicators
- Programmable charge completion timer
- Buck converter with enable — output programmable from 1V to 3V, 150mA max output
- Buck converter effi ciency — 88% at 50mA
- General purpose low noise LDO regulator with fast enable, active shutdown
- 4x4x0.9 (mm) MLPQ package
- WEEE and RoHS compliant
Applications
- Bluetooth headsets
- MP3 players
- Low cost mobile phones
Order Codes
- SC908MLTRT: Lead-free package, fully WEEE and RoHS compliant, tape and reel only.
Order Evaluation Boards
Semtech provides evaluation boards to help design engineers quickly and easily evaluate the performance of our devices for their application requirements.
To order, use our Evaluation Board Request Form below. One (1) free evaluation board may be requested per order form.
Eval boards are readily available for most of our new and popular products. If you wish to request boards for other parts, simply type the part number in the “Select Part Number” field space of the order form. These will be subject to availability.
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