Datasheet Details
- Part number
- SP6682
- Manufacturer
- Exar
- File Size
- 799.94 KB
- Datasheet
- SP6682-Exar.pdf
- Description
- High Efficiency White LED Charge Pump Regulator
SP6682 Description
February 2009 SP6682 High Efficiency White LED Charge Pump Regulator Rev.2.0.0 GENERAL .
The SP6682 is a current regulated charge pump ideal for converting a Li-Ion battery input for driving white LEDs used in backlighting color displays o.
SP6682 Features
* 200mA Output Current
* Low Profile Inductorless Regulator
* 600KHz Oscillator
* x1.5 and x2 Conversion Modes
* 2.7V to 5.5V Input Voltage Range
* Fast Turn-on Time 175µs
* 1mA Quiescent Current
* Adjustable Output Current and Voltage
SP6682 Applications
* The charge pump automatically switches between x1.5 and x2 modes based on the program-mable VMODE voltage, providing improved efficiency over traditional methods using charge pump doubler followed by LDO. This input voltage threshold can be externally programmed by a resistor divider network for op
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