KB4317 driver equivalent, constant current 2 watt boost white-led driver.
*Operating Voltage:2.3V~6.5V
*High Operating Frequency: 1.2MHz
*High Efficiency: Up to 90%
*High Output Voltage: Up to 32V
*High Output Power: 2W
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The KB4317 is available in SOT23-6 packages/
* LED Module
* LED Backlight for LCD Display Vcc>3.6V(7 ”~8 ”)
The KB4317 step-up converter drives white LEDs with a constant current to provide backlight in cell phones, PDAs, and other hand-held devices. It features allowing series connection of the white LEDs so that the LED currents are identical for uniform.
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