AAT3351 pump equivalent, high efficiency 1x/1.5x charge pump.
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* Drives up to 4 LEDs at up to 30mA, each Automatic Switching Between 1x and 1.5x Modes 1MHz Switching Frequency Linear LED Output Current Control ▪.
AAT3351 is capable of driving 4 white LEDs at a total of 120mA from single 2.7V to 5.5V input. The current sinks may be.
The AAT3351 is a low-noise, constant-frequency charge pump DC/DC converter that uses a dual-mode load switch (1x) and fractional (1.5x) charge pump to maximize efficiency for white LED applications. AAT3351 is capable of driving 4 white LEDs at a tot.
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