HM2126 Datasheet, H&M semi

The +0 is a 1.3MHz PWM boost switching regu-
* Inherently Uniform LED Current lator designed for constant-current white LED driver
* High Efficiency up to 8.

* Drives up to 4 LEDs from a 3.2V Supply or 6 The +0 can drive a string of up to 4 white LEDs
* from a 3.

Features The +0 is a 1.3MHz PWM boost switching regu-
* Inherently Uniform LED Current lator designed for constant-current white LED driver
* High Efficiency up to 84% applications.
* Drives up to 4 LEDs from a 3.2V Supply or 6 .