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          首頁 >RT8223L>規(guī)格書列表

          型號(hào)下載 訂購功能描述制造商 上傳企業(yè)LOGO

          RT8223L

          High Efficiency, Main Power Supply Controller for Notebook Computer

          General Description The RT8223L/M is a dual step-down, switch-mode power supply controller generating logic-supply voltages in battery-powered systems. It includes two Pulse Width Modulation (PWM) controllers adjustable from 2V to 5.5V, and also features fixed 5V/3.3V linear regulators. Each line

          文件:397.58 Kbytes 頁數(shù):24 Pages

          RICHTEK

          立锜科技

          RT8223LGQW

          絲?。?a target="_blank" title="Marking" href="/ep=/marking.html">EP=**;Package:WQFN-244x4;High Efficiency, Main Power Supply Controller for Notebook Computer

          General Description The RT8223L/M is a dual step-down, switch-mode power supply controller generating logic-supply voltages in battery-powered systems. It includes two Pulse Width Modulation (PWM) controllers adjustable from 2V to 5.5V, and also features fixed 5V/3.3V linear regulators. Each line

          文件:397.58 Kbytes 頁數(shù):24 Pages

          RICHTEK

          立锜科技

          RT8223LZQW

          絲?。?a target="_blank" title="Marking" href="/ep/marking.html">EP**;Package:WQFN-244x4;High Efficiency, Main Power Supply Controller for Notebook Computer

          General Description The RT8223L/M is a dual step-down, switch-mode power supply controller generating logic-supply voltages in battery-powered systems. It includes two Pulse Width Modulation (PWM) controllers adjustable from 2V to 5.5V, and also features fixed 5V/3.3V linear regulators. Each line

          文件:397.58 Kbytes 頁數(shù):24 Pages

          RICHTEK

          立锜科技

          RT8223L

          筆記本電腦主電源供應(yīng)控制器

          RT8223L/M 是一款雙通道開關(guān)模式降壓控制器,用于電池供電系統(tǒng)中為邏輯電路部分提供電源供應(yīng)。它包含了兩組輸出電壓可在 2V~5.5V 調(diào)節(jié)的 PWM 控制器和兩組恒定電壓(5V/3.3V)的線性穩(wěn)壓器。每個(gè)線性穩(wěn)壓器可以提供 100mA 輸出電流,并可自動(dòng)切換到 PWM 控制器的輸出以提高效率。RT8223L/M 包含內(nèi)置的上電時(shí)序管理能力、電源正常狀態(tài)輸出和內(nèi)置軟起動(dòng)電路,還有內(nèi)置輸出軟放電功能可以避免關(guān)機(jī)期間的負(fù)電壓問題。它所使用的恒定導(dǎo)通時(shí)間( COT )模式下的 PWM 控制邏輯無需使用電流檢測電阻,在負(fù)載發(fā)生瞬態(tài)變化時(shí)具有 100ns 的響應(yīng)速度,同時(shí)還能維持基本恒定的開關(guān)切換 ? 采用 COT 控制架構(gòu),具有 100ns 負(fù)載瞬態(tài)變化響應(yīng)能力\n? 2V~5.5V 的兩路可調(diào)輸出\n? 2V 參考電壓\n? 通過 RDS(ON) 進(jìn)行的電流檢測具有4700ppm/°C 的溫度補(bǔ)償\n? 有PWM、DEM和超聲工作模式可供選擇\n? 效率高達(dá) 97%\n? 過熱關(guān)機(jī)保護(hù)\n? 符合 RoHS 規(guī)范,不含鹵素;

          Richtek

          立锜科技

          技術(shù)參數(shù)

          • Vs(typ)(V):

            19

          • Vin(min)(V):

            6

          • Vin(max)(V):

            25

          • Vout(min)(V):

            2

          • Vout(max)(V):

            5.5

          • Preset Vout(V):

            3.3;5

          • Output Adj. Method:

            Fixed;Resistor

          • Accuracy(+/- %):

            1.5

          • Freq(typ)(kHz):

            300;375

          • Freq(min)(kHz):

            200

          • Freq(max)(kHz):

            500

          • Iq(typ)(mA):

            0.2

          • Features:

            Adjustable Current Limit;Adjustable Frequency;Built-in Bootstrap Switch;COT Control;Cycle-by-Cycle Current Limit;Diode Emulation Mode;Enable Input;Fast Transient Response;OCP;OVP;Power Good;SCP;UVP;Ultrasonic Mode Control

          • Package Type:

            WQFN4x4-24

          供應(yīng)商型號(hào)品牌批號(hào)封裝庫存備注價(jià)格
          RICHTEK/立锜
          23+
          QFN24
          3000
          一級(jí)代理原廠VIP渠道,專注軍工、汽車、醫(yī)療、工業(yè)、
          詢價(jià)
          RICHTEK
          25+23+
          QFN
          40723
          絕對原裝正品全新進(jìn)口深圳現(xiàn)貨
          詢價(jià)
          RICHTEK
          18+
          WQFN-24
          85600
          保證進(jìn)口原裝可開17%增值稅發(fā)票
          詢價(jià)
          RICHTEK/立锜
          24+
          WQFN24
          78418
          原裝正品現(xiàn)貨供應(yīng)
          詢價(jià)
          RICHTEK
          24+
          QFN
          35200
          一級(jí)代理分銷/放心采購
          詢價(jià)
          RICHTEK/立锜
          2447
          QFN
          100500
          一級(jí)代理專營品牌!原裝正品,優(yōu)勢現(xiàn)貨,長期排單到貨
          詢價(jià)
          RICHTEK/立锜
          21+
          WQFN-24
          7000
          詢價(jià)
          RICHTEK/立锜
          24+
          SMD
          9600
          原裝現(xiàn)貨,優(yōu)勢供應(yīng),支持實(shí)單!
          詢價(jià)
          RICHTEK
          23+
          WQFN-24L 4x4
          50000
          全新原裝正品現(xiàn)貨,支持訂貨
          詢價(jià)
          RICHTEK/立锜
          23+
          QFN4*4
          50000
          全新原裝正品現(xiàn)貨,支持訂貨
          詢價(jià)
          更多RT8223L供應(yīng)商 更新時(shí)間2026-1-19 11:09:00
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