YB1518 driver equivalent, step-up dc-dc converter white led driver.
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* Built-in internal switch 2.7V to 16V input range <1uA shutdown current High efficiency Internal Soft Start Drives up.
for cellular phone backlighting or other hand held equipment. The YB1518 can drive up to 9 white LEDs from a single Li-I.
The YB1518 is a step-up DC-DC converter; operates as current source to drive up to 6 white LEDs(VIN at 3.0V) or 8 LEDs(VIN at 3.4V) or 9 LEDs(VIN at 3.4V) in series. Series connecting of the LEDs provides identical LED currents resulting in uniform b.
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