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SP6691EK1 Datasheet(PDF) 1 Page - Sipex Corporation |
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SP6691EK1 Datasheet(HTML) 1 Page - Sipex Corporation |
1 / 15 page Jun26-07 Rev D Micro Power Boost Regulator Series White LED Driver © 2007 Sipex Corporation Solved by TM SP6691 FEATURES ■ Drives up to 6 LEDs @ 25mA ■ Drives up to 8 LEDs @ 20mA ■ High Output Voltage: Up to 3 0V ■ Optimized for Single Supply, 2.7V - 4.2V Applications ■ Operates Down to 1V ■ High Efficiency: Greater Than 75% ■ Low Quiescent Current: 20µA ■ Ultra Low Shutdown Current: 10nA ■ Single Battery Cell Operation ■ Programmable Output Voltage ■ 1 switch (350mV at 350mA) ■ Lead Free, RoHS Compliant Packages: 8 Pin DFN, 5 Pin TSOT or 5 Pin SOT23 Micro Power Boost Regulator Series White LED Driver APPLICATIONS ■ White LED Driver ■ High Voltage Bias ■ Digital Cameras ■ Cell Phone ■ Battery Backup ■ Handheld Computers DESCRIPTION The SP6691 is a micro power boost regulator that is specifically designed for powering series configuration white LED. The part utilizes fixed off time architecture and consumes only 10nA quiescent current in shutdown. Low voltage operation, down to 1V, fully utilizes maximal battery life. The SP6691 is offered in a 8 Pin DFN, 5-pin SOT-23 or 5 Pin TSOT package and enables the construction of a complete regulator occupying < 0.2 in2 board space. TYPICAL APPLICATION CIRCUIT V IN SW GND SHDN FB 10µH 2.2 µF 4.7µF 2.7 to 4.2V ® R b SP6691 D1 L1 C1 C2 NC SHDN VIN GND NC FB NC SW 8 7 6 5 1 2 3 4 SP6691 8 Pin DFN |
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Similar Description - SP6691EK1 |
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