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HT7L5820

Holtek Semiconductor
Part Number HT7L5820
Manufacturer Holtek Semiconductor
Description Integrated PFC and Quasi-Resonant Current Mode PWM Controller
Published May 12, 2018
Detailed Description HT7L5820/HT7L5821 Integrated PFC and Quasi-Resonant Current Mode PWM Controller Features • Integrated Transition Mode ...
Datasheet PDF File HT7L5820 PDF File

HT7L5820
HT7L5820

Overview
HT7L5820/HT7L5821 Integrated PFC and Quasi-Resonant Current Mode PWM Controller Features • Integrated Transition Mode (TM) PFC controller and Quasi-Resonant (QR) flyback controller • Wide AC input range from 85VAC to 265VAC • Integrated 650V JFET quick high voltage start-up • Integrated THD PFC stage optimiser • Brown-out and brown-in protection • Internal accurate feedback reference voltage: ±2% • Internal 9.
6ms PWM soft-start • High/Low line over-power compensation • FB pin protection (Auto Recovery) ♦♦ Over-power and overload protection ♦♦ Short-circuit protection ♦♦ Open-loop protection • External triggering and adjustabe over-temperature protection – RT Pin • VCC pin OVP – l...


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