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®
SP6680
High Efficiency Buck/Boost Charge Pump Regulator
■ Ideal For Sim Card Applications In Cellular Phones ■ Low Profile, Inductorless Regulator ■ Up To 96% Power Efficiency ■ +2.7V to +6.3V Input Voltage Range ■ 5.8V Output Voltage ■ 60mA Output Current ■ 75µA Quiescent Current ■ 4µA Shutdown Current ■ External 32.768kHz Clock Input ■ Three Programmable Charge Pump Frequencies: 8.192kHz, 32.768kHz, and 262.14kHz ■ Internal Oscillator At 16.7kHz, When CLK Pin Is Held High ■ Space Saving 10-Pin µSOIC Package
VOUT 1 CF1P 2 VIN 3 C/4 4 CX8 5
10 CF2P
SP6680
10 Pin MSOP
9 CF1N 8 GND 7 CF2N 6 CLK
Now Available in Lead Free Packaging
DESCRIPTION The SP6680 is a charge pump ideal for converting a +3.6V Li-Ion battery input to a +5.0V regulated output. An input voltage range of +2.