BP2866D Datasheet | BPS

晶丰明源半导体 Non-isolated Buck Offline LED Driver Description The BP2866D is a high precision buck constant current LED driver. The device operates in critical conduction mode and is suitable for 85Vac~265Vac universal input offline LED lighting. The BP2866D integrates a 500V power MOSFET, with patented demagnetization detection technology. High - voltage JFET power supply technology, which can save VCC capacitor and starting resistors, minimize the system cost and size. The BP2866D utilizes patent pending current control method. It can achieve precise output current and excellent line regulation. The driver operates in critical conduction mode, the output current does not change with the inductance and LED output voltage. The BP2866D offers rich protection functions to improve the system reliability, including LED short circuit protection, VCC under voltage protection, thermal regulation function. Features - No VCC Capacitor Or Starting Resistance - Integrated High Voltage Power Supply Function - No Auxiliary Winding - Universal Input Voltage - ±5% LED Output Current Accuracy - LED Short Protection - Input Low Voltage Protection - Thermal Regulation Function - Available in SOP7 Package Applications - LED Candle Light - LED Bulb - Other LED Lighting Typical Application AC BP2866D 4 HV NC 3 2 NC 7 CS DRAIN 6 1 GND DRAIN 5 Figure 1. Typical application circuit for BP2866D BP2866D_EN...