High power factor flyback controller with constant voltage primary-sensing and ultra-low standby consumption

Features  Quasi resonant (QR) topology  Primary side regulation of output voltage  Direct optocoupler connection for current loop regulation with feedback disconnection detection  800 V high voltage startup  High power factor and low THD in universal range  High efficiency and outpu

文件：1.02719 Mbytes 页数：33 Pages

STMICROELECTRONICS

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High power factor flyback controller with constant voltage primary-sensing and ultra-low standby consumption

Features  Quasi resonant (QR) topology  Primary side regulation of output voltage  Direct optocoupler connection for current loop regulation with feedback disconnection detection  800 V high voltage startup  High power factor and low THD in universal range  High efficiency and outpu

文件：1.02719 Mbytes 页数：33 Pages

STMICROELECTRONICS

意法半导体

高功率因数反激式控制器，具有恒定电压初级侧感应和超低待机功耗

The HVLED001B is an enhanced peak current mode controller able to control mainly high power factor (HPF) flyback or buck-boost. Some other topologies such as buck, boost and SEPIC, can also be implemented.\n\n Primary side regulation and optocoupler control can be applied independently on the chip, • Quasi resonant (QR) topology \n• Primary side regulation of output voltage \n• Direct optocoupler connection for current loop regulation with feedback disconnection detection \n• 800 V high voltage startup \n• High power factor and low THD in universal range \n• High efficiency and output stabilit;

ST

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Package：10-SOP（0.154"，3.90mm 宽）；包装：卷带（TR）剪切带（CT）Digi-Reel® 得捷定制卷带 类别：集成电路（IC） LED 驱动器 描述：IC LED DRIVER OFFL PWM 10SSOP

STMICROELECTRONICS

意法半导体

Package：10-SOP（0.154"，3.90mm 宽）；包装：管件 类别：集成电路（IC） LED 驱动器 描述：IC LED DRIVER OFFL PWM 10SSOP

STMICROELECTRONICS

意法半导体