PT4301 driver equivalent, 1x/1.5x auto-adjust charge pump 4-channel white led driver.
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* 3V-5.5V input voltage 1x/1.5x auto-adjust charge pump Set LED current by external resistor Programming 4-channel LED current up .
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* Cell Phones Handheld Computers and PDAs Digital Cameras Small LCD Displays Programmable cu.
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