STARplug switched mode power supply controller IC

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TEA1623

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Cut costs and size for effi cient low-power supplies

TEA1522 key features Ñ Optimized for SMPS fl yback operation Ñ Integrated 650 V MOSFET power switch Ñ Operates directly from rectifi ed mains supply (80 to 276 V AC) Ñ Valley switching Ñ High voltage start-up Ñ Frequency reduction at low output power Ñ Switching can be stopped (0 duty cycl

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Cut costs and size for effi cient low-power supplies

TEA1522 key features Ñ Optimized for SMPS fl yback operation Ñ Integrated 650 V MOSFET power switch Ñ Operates directly from rectifi ed mains supply (80 to 276 V AC) Ñ Valley switching Ñ High voltage start-up Ñ Frequency reduction at low output power Ñ Switching can be stopped (0% duty

文件：614.71 Kbytes 页数：2 Pages

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STARplug开关电源控制器IC

TEA1623是一款开关电源(SMPS)控制器IC，可直接采用整流后的通用市电工作。该器件采用高压EZ-HV SOI工艺制造，并结合了低压BiCMOS工艺。\n该器件集成高压功率开关和直接利用整流后的市电电压启动的电路。内置专门的谷底开关电路，可以做成极为高效的超薄插头式电源。\n在多数的应用中，TEA1623系列器件是作为电压源使用。此处无需使用第二个电路。以最小的外部元器件成本即可实现电压和电流源组合。采用TEA1623可实现高效、低成本电源系统。 针对通用电源设计\n集成功率开关：导通电阻6.5Ω；耐压650 V\n在通用市电下工作（80 V至276 V）\n灵活设计的可调节频率\n用于稳定输出调节的RC振荡器\n谷底开关具有最小开关导通损耗\n低待机功耗(< 100 mW)，低功率输出时降低频率\n可调节过流保护(OCP)\n欠压保护(UVP)\n过温保护\n短路绕组保护\n故障时系统安全重启模式\n在初级侧和次级侧（光耦）均可做反馈的简单应用\n采用8脚和16脚的DIP封装。;

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