丝印代码：EC4318；Offiline Step- down Buck LED Driver IC with APFC

文件：208.18 Kbytes Page：7 Pages

Offiline Buck LED Driver IC with APFC

The EC4318 is a high precision non-isolated buck driver with APFC, specially designed for universal input offline constant current LED lighting, and reach out low THD. Operating in critical conduction mode, the power MOSFET switching loss is reduced and the inductor is fully utilized. By integrating u High Power Factor, ultra- low THD\nu   Valley Switch, High Efficiency, LOW EMI\nu High- V MOSFET embedded\nu Thermal Regulation Compensation\nu ±3% Output Current Accuracy\nu Universal AC input\nu Auto Induction Compensate\nu Auto Output Voltage adaption\nu Full Protection Features: ( LED O/S ;

Offiline Step- down Buck LED Driver IC with APFC

文件：208.18 Kbytes Page：7 Pages

PROGRAMMABLE PRECISION REFERENCES

The TL431, A, B integrated circuits are three–terminal programmable shunt regulator diodes. These monolithic IC voltage references operate as a low temperature coefficient zener which is programmable from Vref to 36 V with two external resistors. These devices exhibit a wide operating current rang

PROGRAMMABLE PRECISION REFERENCES

The TL431, A, B integrated circuits are three–terminal programmable shunt regulator diodes. These monolithic IC voltage references operate as a low temperature coefficient zener which is programmable from Vref to 36 V with two external resistors. These devices exhibit a wide operating current rang

PROGRAMMABLE PRECISION REFERENCES

The TL431, A, B integrated circuits are three–terminal programmable shunt regulator diodes. These monolithic IC voltage references operate as a low temperature coefficient zener which is programmable from Vref to 36 V with two external resistors. These devices exhibit a wide operating current rang

PROGRAMMABLE PRECISION REFERENCES

The TL431, A, B integrated circuits are three–terminal programmable shunt regulator diodes. These monolithic IC voltage references operate as a low temperature coefficient zener which is programmable from Vref to 36 V with two external resistors. These devices exhibit a wide operating current rang

PROGRAMMABLE PRECISION REFERENCES

The TL431, A, B integrated circuits are three–terminal programmable shunt regulator diodes. These monolithic IC voltage references operate as a low temperature coefficient zener which is programmable from Vref to 36 V with two external resistors. These devices exhibit a wide operating current rang