Wireless Li-Ion Charger with 1.2V Step-Down DC/DC Converter

DESCRIPTION The LTC?4126-ADJ is a low-power wireless single-cell Li-Ion battery charger with an integrated step-down DC/DC regulator. The step-down regulator is a low-noise multimode charge pump which is powered from the battery and provides a regulated 1.2V at the output. The switching frequency

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7.5mA Wireless Li-Ion Charger with 1.2V Step-Down DC/DC Converter

DESCRIPTION The LTC?4126 is a low-power wireless single-cell Li-Ion battery charger with an integrated step-down DC/DC regulator. The step-down regulator is a low-noise multi-mode charge pump which is powered from the battery and provides a regulated 1.2V at the output. The switching frequency is

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100mA Wireless Li-Ion Charger with Low Battery Disconnect

DESCRIPTION The LTC?4124 is a simple high performance wireless Li-Ion charger with low battery disconnect. The pin-selectable charge current (up to 100mA) and charge voltage ensure versatility while minimizing the number of required external components. FEATURES ■ Complete Wireless Power Receiv

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7.5mA無(wú)線鋰離子充電器，帶1.2V降壓型DC/DC轉(zhuǎn)換器

LTC4126是一款低功耗、無(wú)線單節(jié)鋰離子電池充電器，帶有集成的降壓型DC/DC穩(wěn)壓器。降壓型調(diào)節(jié)器是低噪聲多模式電荷泵，由電池供電，輸出端提供1.2V穩(wěn)壓電壓。根據(jù)模式，開關(guān)頻率設(shè)置為50kHz或75kHz，以保持開關(guān)噪聲超出可聽范圍。\n\n LTC4126充電器是一款全功能恒流恒壓鋰離子電池充電器，具有自動(dòng)充電功能、安全定時(shí)器自動(dòng)截止功能，并可通過(guò)NTC引腳監(jiān)控電池溫度。使用6小時(shí)截止定時(shí)器，充電電流固定在7.5mA。當(dāng)電池電壓低于3.0V時(shí)，欠壓保護(hù)會(huì)斷開電池與所有負(fù)載的連接。\n\n LTC4126具有微小的 2mm × 2mm LQFN 封裝和最少的外部元件數(shù)量 ? 無(wú)線鋰離子電池充電器和高效多模式電荷泵DC/DC\n\n? 寬帶Rx頻率：直流至 >10MHz\n\n? 具有過(guò)壓限制的集成整流器\n\n? 引腳可選充電電壓：4.2V 或 4.35V\n\n? 充電電流：7.5mA（固定值）\n\n? 低電池?cái)嚅_：3.0V;

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Wireless Li-Ion Charger with 1.2V Step-Down DC/DC Converter

DESCRIPTION The LTC?4126-ADJ is a low-power wireless single-cell Li-Ion battery charger with an integrated step-down DC/DC regulator. The step-down regulator is a low-noise multimode charge pump which is powered from the battery and provides a regulated 1.2V at the output. The switching frequency

文件：1.6481 Mbytes 頁(yè)數(shù)：24 Pages

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Wireless Li-Ion Charger with 1.2V Step-Down DC/DC Converter

DESCRIPTION The LTC?4126-ADJ is a low-power wireless single-cell Li-Ion battery charger with an integrated step-down DC/DC regulator. The step-down regulator is a low-noise multimode charge pump which is powered from the battery and provides a regulated 1.2V at the output. The switching frequency

文件：1.6481 Mbytes 頁(yè)數(shù)：24 Pages

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7.5mA Wireless Li-Ion Charger with 1.2V Step-Down DC/DC Converter

DESCRIPTION The LTC?4126 is a low-power wireless single-cell Li-Ion battery charger with an integrated step-down DC/DC regulator. The step-down regulator is a low-noise multi-mode charge pump which is powered from the battery and provides a regulated 1.2V at the output. The switching frequency is

文件：2.41447 Mbytes 頁(yè)數(shù)：24 Pages

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絲印：LHCP；Package：LQFN；7.5mA Wireless Li-Ion Charger with 1.2V Step-Down DC/DC Converter

DESCRIPTION The LTC?4126 is a low-power wireless single-cell Li-Ion battery charger with an integrated step-down DC/DC regulator. The step-down regulator is a low-noise multi-mode charge pump which is powered from the battery and provides a regulated 1.2V at the output. The switching frequency is

文件：2.41447 Mbytes 頁(yè)數(shù)：24 Pages

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具 1.2 V 降壓型 DC/DC 轉(zhuǎn)換器的 10 mA 無(wú)線鋰離子電池充電器

LTC4126-10 是一款低功率、無(wú)線單節(jié)鋰離子電池充電器，其具有集成的降壓型 DC/DC 穩(wěn)壓器。該降壓穩(wěn)壓器是由電池供電的低噪聲多模式充電泵，可在輸出端提供 1.2 V 的穩(wěn)定電壓。開關(guān)頻率設(shè)定為 50 kHz 或 75 kHz (取決于模式)，以使任何開關(guān)噪聲均處在可聽范圍之外。\n\n LTC4126-10 充電器是一款全功能恒定電流恒定電壓鋰離子電池充電器，具有自動(dòng)再充電、利用安全定時(shí)器實(shí)現(xiàn)的自動(dòng)充電終止、和通過(guò) NTC 引腳提供的電池溫度監(jiān)視功能。使用一個(gè) 3 小時(shí)計(jì)時(shí)終止定時(shí)器，將充電電流固定在 10 mA。當(dāng)電池電壓低于 3.0 V 時(shí)，欠壓保護(hù)功能電路使電池與所有 ? 無(wú)線鋰離子電池充電器和高效多模式電荷泵 DC/DC\n\n? 寬帶 Rx 頻率：直流至 >10 MHz\n\n? 具有過(guò)壓限制的集成整流器\n\n? 引腳可選充電電壓：4.1 V 或 4.2 V\n\n? 充電電流：10 mA（固定值）\n\n? 低電池?cái)嚅_：3.0 V;

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帶 1.2 V 降壓型 DC/DC 轉(zhuǎn)換器的無(wú)線鋰離子充電器

LTC4126-ADJ 是一款低功耗、無(wú)線單節(jié)鋰離子電池充電器，帶有集成的降壓型 DC/DC 穩(wěn)壓器。降壓型調(diào)節(jié)器是低噪聲多模式電荷泵，由電池供電，輸出端提供 1.2 V 穩(wěn)壓電壓。根據(jù)模式，開關(guān)頻率設(shè)置為 50 kHz 或 75 kHz，以保持開關(guān)噪聲超出可聽范圍。\n\n 恒流恒壓鋰離子電池充電器具有自動(dòng)充電功能、安全定時(shí)器自動(dòng)截止功能，并可通過(guò) NTC 引腳監(jiān)測(cè)電池溫度。通過(guò)外部電阻，可編程充電電流可從 1mA 調(diào)節(jié)至 50mA當(dāng)電池電壓低于 3.0 V 時(shí)，欠壓保護(hù)會(huì)斷開電池與負(fù)載的連接。\n\n LTC4126-ADJ 及其變體具有小封裝和最少的外部組件數(shù)量，適合 ? 無(wú)線鋰離子電池充電器和高效多模式電荷泵 DC/DC\n? 通過(guò)外部電阻，可編程充電電流可從 1mA 調(diào)節(jié)至 50mA\n? 寬帶 Rx 頻率：直流至 >10 MHz\n? 具有過(guò)壓限制的集成整流器\n? 充電電壓：4.2V\n? 低電池?cái)嚅_：3.0 V;

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