AAT2869 converter equivalent, constant-frequency charge pump dc/dc converter.
* 2.7V to 5.5V Supply Voltage Range
* Charge Pump for LED Driver ▪ Dual Mode 1x/1.5x ▪ Drives up to 4 LEDs with up to 31mA each ▪ Linear LED Output Control Option.
The AAT2869 is capable of driving 4 white LEDs at a total of 124mA from a 2.7V to 5.5V input. The current sinks may be .
The AAT2869 is a low-noise, constant-frequency charge pump DC/DC converter that uses a dual-mode load switch (1x) and fractional (1.5x) conversion to maximize efficiency for white LED applications. The AAT2869 is capable of driving 4 white LEDs at a .
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