BP3105 Overview
BP3105 is a high precision primary side regulation (PSR) controller designed for high brightness LED driver. It’s extremely suitable to be used in flyback converter operating in worldwide voltage range. BP3105 works in discontinuous inductive current mode.
BP3105 Key Features
- PSR constant current (CC) control，no secondary feedback circuit required
- ±3% LED current accuracy
- Tiny SOT23-5 packagez
- Ultra low operating current to improve efficiency
- Low power consumption on FB resistor network
- World wide voltage range
- LED short/open circuit protection
- VCC over voltage protection
- Current sense resistor open circuit protection
- Over temperature protection