PT4107 Overview
Description
The PT4107 is a high voltage buck control IC for constant LED current regulation. It allows efficient operation of High Brightness (HB) LEDs from voltage sources ranging from 18VDC up to 450VDC or 110VAC/220VAC.
Key Features
- Wide input range from 18V to 450V or 110VAC/220VAC
- Applications from a few mA to more than 1A Output z up to hundreds of LEDs
- PWM Low-Frequency Dimming via Enable pin
- Linear Dimming via LD pin
- Frequency jittering for better EMI performance
- Programmable Over temp Protection (OTP)
