General Description
The LD7832 is a buck solution with high PFC control for LED lighting. It features HV start-up, easy to design with minimum cost and PCB size. The device operates in transition(TM) mode and integrates with complete safety requirement protections.

FEATUREs
● Built-in 600V HV startup
● High power factor controller integrated
● High efficiency transition mode operation
● Accurate current regulation
● Wide range of UVLO (17.5 VON and 8 VOFF)
● VCC OVP (VCC over Voltage Protection)
● ZCD OVP (Adj. Output Voltage Protection)
   (Option: with ZCD OVP disabled, LD7832A)
● ZCD UVP (ZCD under voltage protection)
● OCP (Cycle by cycle current limit)
● CSSP (CS short protection)
● Open feedback protection
● OTP (Over Temperature Protection)
● 250/-500mA Driving Capability

APPLICATIONs
● LED Lamp、 LED bulb Application