STARplugTM

FEATURES · Designed for general purpose supplies up to 50 W · Integrated power switch: – TEA1520: 48 W; 650 V – TEA1521: 24 W; 650 V – TEA1522: 12 W; 650 V – TEA1523: 6.5 W; 650 V – TEA1524: 3.4 W; 650 V. · Operates from universal AC mains supplies (80 to 276 V) · Adjustable frequency fo

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SMPS ICs for low-power systems

General description The TEA152x family STARplug is a Switched Mode Power Supply (SMPS) controller IC that operates directly from the rectified universal mains. It is implemented in the high-voltage EZ-HV SOI process, combined with a low-voltage Bipolar Complementary Metal-Oxide Semiconductor (BiC

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SMPS ICs for low-power systems

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SMPS ICs for low-power systems Rev. 04 ??14 September 2010

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Cut costs and size for effi cient low-power supplies

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

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Cut costs and size for effi cient low-power supplies

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

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開關電源 IC適用于低功率系統(tǒng)

TEA152x系列STARplug產(chǎn)品是一款開關電源(SMPS)控制器IC，可直接采用整流后的通用市電工作。該器件采用高壓EZ-HV SOI工藝制造，并結(jié)合了低壓雙極性互補金屬氧化物半導體(BiCMOS)工藝。該器件集成高壓功率開關和直接利用整流后的市電電壓啟動的電路。內(nèi)置專門的谷底開關電路，可以做成極為高效的超薄插頭式電源。在多數(shù)的應用中，TEA152x系列器件是作為電壓源使用。此處無需使用第二個電路。以最低的外部元器件成本，就可以實現(xiàn)電壓和電流源的組合 針對最高30 W的通用電源設計\n集成功率開關：導通電阻12Ω；耐壓650 V\n在通用市電下工作（80 V至276 V）\n靈活設計的可調(diào)節(jié)頻率\n用于穩(wěn)定負載不敏感型調(diào)整環(huán)路的RC振蕩器\n谷底開關具有最小開關導通損耗\n低輸出功率下的降頻實現(xiàn)低待機功耗(< 100 mW)\n可調(diào)節(jié)過流保護\n欠壓保護\n過溫保護\n繞組短路保護\n在初級側(cè)和次級側(cè)（光耦）均可做反饋的簡單應用;

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