TPS92201 1.5-A High Efficiency Synchronous Buck LED Driver

1 Features ? 2.5-V to 5.5-V input voltage range ? 1.5-A constant output current ? Up to 95 efficiency ? 0.1-μA shutdown current ? 220-mΩ (HS) / 170-mΩ (LS) MOSFETs ? Up to 100 switching duty cycle ? 1.5-MHz switching frequency ? Force PWM mode for low output ripple (TPS92201) ? Power sav

文件：3.03259 Mbytes 頁(yè)數(shù)：28 Pages

TI

德州儀器

絲?。?a target="_blank" title="Marking" href="/34lh/marking.html">34LH；Package：WSON；TPS92201 1.5-A High Efficiency Synchronous Buck LED Driver

1 Features ? 2.5-V to 5.5-V input voltage range ? 1.5-A constant output current ? Up to 95 efficiency ? 0.1-μA shutdown current ? 220-mΩ (HS) / 170-mΩ (LS) MOSFETs ? Up to 100 switching duty cycle ? 1.5-MHz switching frequency ? Force PWM mode for low output ripple (TPS92201) ? Power sav

文件：3.03259 Mbytes 頁(yè)數(shù)：28 Pages

TI

德州儀器

絲?。?a target="_blank" title="Marking" href="/34lh/marking.html">34LH；Package：WSON；TPS92201 1.5A High Efficiency Synchronous Buck LED Driver

1 Features ? 2.5V to 5.5V input voltage range ? 1.5A constant output current ? Up to 95% efficiency ? 0.1μA shutdown current ? 220mΩ (HS) / 170mΩ (LS) MOSFETs ? Up to 100% switching duty cycle ? 1.5MHz switching frequency ? Force PWM mode for low output ripple (TPS92201) ? Power

文件：3.22799 Mbytes 頁(yè)數(shù)：30 Pages

TI

德州儀器

TPS92201 1.5A High Efficiency Synchronous Buck LED Driver

1 Features ? 2.5V to 5.5V input voltage range ? 1.5A constant output current ? Up to 95% efficiency ? 0.1μA shutdown current ? 220mΩ (HS) / 170mΩ (LS) MOSFETs ? Up to 100% switching duty cycle ? 1.5MHz switching frequency ? Force PWM mode for low output ripple (TPS92201) ? Power

文件：3.22799 Mbytes 頁(yè)數(shù)：30 Pages

TI

德州儀器

絲?。?a target="_blank" title="Marking" href="/3cxh/marking.html">3CXH；Package：WSON；TPS92201 1.5A High Efficiency Synchronous Buck LED Driver

1 Features ? 2.5V to 5.5V input voltage range ? 1.5A constant output current ? Up to 95% efficiency ? 0.1μA shutdown current ? 220mΩ (HS) / 170mΩ (LS) MOSFETs ? Up to 100% switching duty cycle ? 1.5MHz switching frequency ? Force PWM mode for low output ripple (TPS92201) ? Power

文件：3.22799 Mbytes 頁(yè)數(shù)：30 Pages

TI

德州儀器

絲?。?a target="_blank" title="Marking" href="/3cxh/marking.html">3CXH；Package：WSON；TPS92201 1.5-A High Efficiency Synchronous Buck LED Driver

1 Features ? 2.5-V to 5.5-V input voltage range ? 1.5-A constant output current ? Up to 95 efficiency ? 0.1-μA shutdown current ? 220-mΩ (HS) / 170-mΩ (LS) MOSFETs ? Up to 100 switching duty cycle ? 1.5-MHz switching frequency ? Force PWM mode for low output ripple (TPS92201) ? Power sav

文件：3.03259 Mbytes 頁(yè)數(shù)：28 Pages

TI

德州儀器

5-V, 1-A or 1.5-A high-efficiency synchronous buck LED driver with power-save mode

TPS92201 是一款具有 2.5V 至 5.5V 輸入范圍的 1.5A 高效同步降壓型 LED 驅(qū)動(dòng)器。通過(guò)集成高側(cè)和低側(cè) MOSFET，可以實(shí)現(xiàn)高效率和緊湊的解決方案尺寸。超低 1μA 關(guān)斷電流，有助于在電池供電型應(yīng)用中節(jié)省電量。\n\nTPS92201 采用峰值電流控制方案，具有自適應(yīng)關(guān)斷時(shí)間。為了獲得超小的輸出紋波，此器件通常在整個(gè)電流范圍內(nèi)以 1.5MHz 脈寬調(diào)制 (PWM) 模式運(yùn)行。\n\nTPS92201A 采用峰值電流控制方案，具有自適應(yīng)關(guān)斷時(shí)間。在中等負(fù)載至重負(fù)載條件下，該器件在脈寬調(diào)制 (PWM) 模式下以 1.5MHz 開關(guān)頻率運(yùn)行。在輕負(fù)載條件下，該器件自動(dòng)進(jìn)入脈 ? 2.5-V to 5.5-V input voltage range \n? 1.5-A constant output current\n? Up to 95% efficiency\n? 0.1-μA shutdown current\n? 220-mΩ (HS) / 170-mΩ (LS) MOSFETs\n? Up to 100% switching duty cycle\n? 1.5-MHz switching frequency\n? Force PWM mode for low output ripple (TPS92201)\n? Power save mo;

TI

德州儀器