Green-Mode Fairchild Power Switch (FPS) for Quasi-Resonant Operation - Low EMI and High Efficiency

Description A Quasi-Resonant Converter (QRC) generally shows lower EMI and higher power conversion efficiency than a conventional hard-switched converter with a fixed switching frequency. The FSQ-series is an integrated Pulse-Width Modulation (PWM) controller and SenseFET specifically designed fo

文件：3.16287 Mbytes 页数：23 Pages

FAIRCHILD

仙童半导体

Green-Mode Fairchild Power Switch (FPS) for Quasi-Resonant Operation - Low EMI and High Efficiency

Description A Quasi-Resonant Converter (QRC) generally shows lower EMI and higher power conversion efficiency than a conventional hard-switched converter with a fixed switching frequency. The FSQ-series is an integrated Pulse-Width Modulation (PWM) controller and SenseFET specifically designed fo

文件：3.16287 Mbytes 页数：23 Pages

FAIRCHILD

仙童半导体

Green-Mode Fairchild Power Switch (FPS) for Quasi-Resonant Operation - Low EMI and High Efficiency

Description A Quasi-Resonant Converter (QRC) generally shows lower EMI and higher power conversion efficiency than a conventional hard-switched converter with a fixed switching frequency. The FSQ-series is an integrated Pulse-Width Modulation (PWM) controller and SenseFET specifically designed fo

文件：3.16287 Mbytes 页数：23 Pages

FAIRCHILD

仙童半导体

Green-Mode Fairchild Power Switch (FPS) for Quasi-Resonant Operation - Low EMI and High Efficiency

Description A Quasi-Resonant Converter (QRC) generally shows lower EMI and higher power conversion efficiency than a conventional hard-switched converter with a fixed switching frequency. The FSQ-series is an integrated Pulse-Width Modulation (PWM) controller and SenseFET specifically designed fo

文件：3.16287 Mbytes 页数：23 Pages

FAIRCHILD

仙童半导体

Green-Mode Fairchild Power Switch (FPS) for Quasi-Resonant Operation - Low EMI and High Efficiency

Description A Quasi-Resonant Converter (QRC) generally shows lower EMI and higher power conversion efficiency than a conventional hard-switched converter with a fixed switching frequency. The FSQ-series is an integrated Pulse-Width Modulation (PWM) controller and SenseFET specifically designed fo

文件：3.16287 Mbytes 页数：23 Pages

FAIRCHILD

仙童半导体

具有准谐振运行功能的 650V 集成电源开关，适用于 48W 离线反激转换器

准谐振转换器 (QRCC) 总体上呈现出比开关频率固定的传统硬开关转换器更低的 EMI 和更高的功率转换效率。FSQ 系列是专为准谐振运行和交替谷底开关 (AVS) 而设计的集成式脉宽调制 (PWM) 控制器和 SenseFET。PWM 控制器包括一个集成式固定频率振荡器、欠压闭锁 (UVLO)、前沿消隐 (LEB)、优化的栅极驱动器、内部软启动、用于环路补偿的温度补偿式精密电流源，以及自我保护电路。与分立式 MOSFET 和 PWM 控制器解决方案相比，FSQ 系列既可减少总成本、组件数量、尺寸和重量，同时又能提高效率、生产力和系统可靠性。该器件提供一个适用于经济高效的准谐振开关反激式转换器 •针对准谐振转换器 (QRC) 进行了优化
\n•通过变频控制和 AVS（交替谷底开关）实现低 EMI
\n•通过最小电压开关实现高效率
\n•通过宽负载和输入电压变化实现狭窄的频率变化范围
\n•通过先进的间歇模式运行实现低待机功耗
\n•简单的同步电压检测模式
\n•逐脉冲限流
\n•各种保护功能：过载保护 (OLP)、过压保护 (OVP)、异常过流保护 (AOCP)、带滞后的内部热关断 (TSD)、输出短路保护 (OSP)\n•带滞后的欠压闭锁 (UVLO)\n•内部启动电路\n•内部高压感应 FET (650 V)\n•内置软启动 (17.5 ms);

ONSEMI

安森美半导体

Package：TO-220-6 全封装，成形引线；包装：卷带（TR） 类别：集成电路（IC） AC DC 转换器，离线开关 描述：IC OFFLINE SW FLBACK TO220F-6L

ONSEMI

安森美半导体

Package：TO-220-6 全封装，成形引线；包装：管件 类别：集成电路（IC） AC DC 转换器，离线开关 描述：IC OFFLINE SW FLBACK TO220F-6L

ONSEMI

安森美半导体