SIC9552A High Precision Non-Isolated Buck LED Driver

SIC9552A High Precision Non-Isolated Buck LED Driver

Product Specification SIC9552A/9553A/9554A/9555A/9556A The SIC9552A/9553A/9554A/9555A/9556A are high precision buck LED drivers. The chips are suitable for 85~265Vac universal input LED lighting applications. The SIC9552A/9553A/9554A/9555A/9556A integrate high-precision sampling and compensation .

Features

can greatly save both cost and size of the system. At the same time, it can ensure the consistency of parameters when making mass production of LED lighting devices. The SIC9552A/9553A/9554A/9555A/9556A have extensive protection features, including LED open protection, LED short protection, current sampling resistor short protection, VDD under-voltage protection, over-temperature protection. Features
· Internal 500V Power MOSFET
· Ultra Low Operating Current
· No Auxiliary Winding
· ±3% LED Output Current Accuracy
· Inductor Current Critical Continuous Mode
· Excellent Line and Load Regulatio.