LM27951 driver equivalent, white led adaptive 1.5x/1x switched capacitor current driver.
n n n n n n n n n n Drives up to 4 LEDs with up to 30mA each Regulated current sources with 0.2%(typ.) matching 3/2x, 1x Gain transition based on LED VF Peak Efficiency O.
The LM27951 consumes less than 1µA of supply current when shut down. The LM27951 is available in a 14-pin No-Pullback L.
The LM27951 is a switched capacitor white-LED driver capable of driving up to 4 LEDs with 30mA through each LED. Its 4 tightly regulated current sources ensure excellent LED current and brightness matching. LED drive current is programmed by an exter.
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