PT4121 Datasheet - PowTech

PT4121, Step-down High Brightness LED Controller

PT4121 60V，Step-down High Brightness LED Controller with 2500:1 Dimming GENERAL DESCRIPTION The PT4121 is a high efficiency step-down controller.It i

Features

* Simple low parts count
* Wide input voltage range: 6V to 60V
* High efficiency (up to 97%)
* Single pin on/off and brightness control using DC Voltage or PWM
* Up to 1MHz switching frequency
* Adjustable Constant LED Current
* Typical 3% output current accuracy
* Hi

PT4121-PowTech.pdf