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          首頁 >MAX1577>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

          MAX1577

          1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

          文件:670.39 Kbytes 頁數(shù):11 Pages

          MAXIM

          美信

          MAX1577

          1.2A White LED 1x/2x Charge Pump for Camera Flash in 3x3mm TDFN

          MAX1577Y/MAX1577Z電荷泵用于驅(qū)動(dòng)白光LED,如相機(jī)閃光燈,調(diào)節(jié)電流最大1.2A (確保800mA)。即使電池輸入電壓很低,其極低的開環(huán)阻抗仍可以保證很高的閃光亮度。自適應(yīng)1倍/2倍調(diào)節(jié)電荷泵工作方式在電影模式或背光時(shí)可提供很高的效率(最大92%)。由于采用了高速(1MHz)開關(guān),可使用小型外部元件。\n MAX1577Y/MAX1577Z采用外部電阻設(shè)置滿幅LED電流。兩個(gè)使能輸入(EN1和EN2)提供簡單的開/關(guān)控制以及LED滿幅電流20%, 33%或100%的設(shè)置。當(dāng)外部電阻上電壓小于24mV時(shí),輸出電壓將被調(diào)節(jié)。MAX1577Z具有固定的5 \n? 最大1.2A輸出驅(qū)動(dòng)能力(確保800mA) \n? 電影模式下,最大92% PLED / PBATT效率 \n? 靈活的亮度控制\n? 兩位邏輯實(shí)現(xiàn)100%,33%,20%和關(guān)斷控制 \n? 20%至100%的PWM控制 \n? 3%電流調(diào)節(jié)適應(yīng)線纜和溫度變化 \n? 閃光燈和背光的電壓或電流調(diào)節(jié)(MAX1577Y) \n? 閃光燈的電流調(diào)節(jié)(MAX1577Z) \n? 低波紋和EMI \n? 2.7V至5.5V電壓供電范圍 \n? 軟起動(dòng)限制浪涌電流 \n? 輸出電壓調(diào)節(jié)模式 \n? 熱關(guān)斷保護(hù) \n? 8引腳3mm x 3mm;

          ADI

          亞德諾

          MAX1577Y

          1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

          General Description The MAX1577Y/MAX1577Z charge pumps drive white LEDs, including camera strobes, with regulated current up to 1.2A (guaranteed to 800mA). The very low openloop output resistance allows high flash brightness, even from a low battery input voltage. The adaptive 1x/2x regulating ch

          文件:664.73 Kbytes 頁數(shù):11 Pages

          MAXIM

          美信

          MAX1577YETA

          1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

          General Description The MAX1577Y/MAX1577Z charge pumps drive white LEDs, including camera strobes, with regulated current up to 1.2A (guaranteed to 800mA). The very low openloop output resistance allows high flash brightness, even from a low battery input voltage. The adaptive 1x/2x regulating ch

          文件:664.73 Kbytes 頁數(shù):11 Pages

          MAXIM

          美信

          MAX1577ZETA

          1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

          General Description The MAX1577Y/MAX1577Z charge pumps drive white LEDs, including camera strobes, with regulated current up to 1.2A (guaranteed to 800mA). The very low openloop output resistance allows high flash brightness, even from a low battery input voltage. The adaptive 1x/2x regulating ch

          文件:664.73 Kbytes 頁數(shù):11 Pages

          MAXIM

          美信

          MAX1577Y

          1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

          文件:670.39 Kbytes 頁數(shù):11 Pages

          MAXIM

          美信

          MAX1577YETA

          1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

          文件:670.39 Kbytes 頁數(shù):11 Pages

          MAXIM

          美信

          MAX1577Z

          1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

          文件:670.39 Kbytes 頁數(shù):11 Pages

          MAXIM

          美信

          MAX1577ZETA

          1.2A White LED Regulating Charge Pump for Camera Flashes and Movie Lights

          文件:670.39 Kbytes 頁數(shù):11 Pages

          MAXIM

          美信

          MAX1577Y

          1.2A白光LED調(diào)節(jié)電荷泵,用于相機(jī)閃光燈和放映燈

          MAX1577Y/MAX1577Z電荷泵用于驅(qū)動(dòng)白光LED,如相機(jī)閃光燈,調(diào)節(jié)電流最大1.2A (確保800mA)。即使電池輸入電壓很低,其極低的開環(huán)阻抗仍可以保證很高的閃光亮度。自適應(yīng)1倍/2倍調(diào)節(jié)電荷泵工作方式在電影模式或背光時(shí)可提供很高的效率(最大92%)。由于采用了高速(1MHz)開關(guān),可使用小型外部元件。\n MAX1577Y/MAX1577Z采用外部電阻設(shè)置滿幅LED電流。兩個(gè)使能輸入(EN1和EN2)提供簡單的開/關(guān)控制以及LED滿幅電流20%, 33%或100%的設(shè)置。當(dāng)外部電阻上電壓小于24mV時(shí),輸出電壓將被調(diào)節(jié)。MAX1577Z具有固定的5 \n? 最大1.2A輸出驅(qū)動(dòng)能力(確保800mA) \n? 電影模式下,最大92% PLED / PBATT效率 \n? 靈活的亮度控制\n? 兩位邏輯實(shí)現(xiàn)100%,33%,20%和關(guān)斷控制 \n? 20%至100%的PWM控制 \n? 3%電流調(diào)節(jié)適應(yīng)線纜和溫度變化 \n? 閃光燈和背光的電壓或電流調(diào)節(jié)(MAX1577Y) \n? 閃光燈的電流調(diào)節(jié)(MAX1577Z) \n? 低波紋和EMI \n? 2.7V至5.5V電壓供電范圍 \n? 軟起動(dòng)限制浪涌電流 \n? 輸出電壓調(diào)節(jié)模式 \n? 熱關(guān)斷保護(hù) \n? 8引腳3mm x 3mm;

          ADI

          亞德諾

          技術(shù)參數(shù)

          • VIN (max)(V):

            5.5

          • Max. No. of LEDs:

            1

          • # LED Channels:

            1

          • Regulation Topology:

            Charge Pump

          • Battery Input:

            1-Cell Li+

          • LED Configuration:

            Parallel

          • ILED per Channel (max)(A):

            1.2

          • PWM Dimming Freq. (max)(kHz):

            5

          • Dimming Ratio (max):

            5

          • Dimming Control:

            Digital

          • POUT(W):

            5

          • ICC (max)(mA):

            5

          • LED String Volt. (max)(V):

            5.1

          • Fxd. Freq.:

            Yes

          • Switching Frequency(kHz):

            1000

          • Features:

            Internal Switch

          • EV Kit Available:

            Yes

          • RoHS Available:

            See Data Sheet

          • Oper. Temp.(°C):

            -40 to +85

          • Package/ Pins:

            TDFN/8

          • Smallest Available Pckg. (max w/pins)(mm2):

            9.6

          • Budgetary Price (See Notes):

            $2.03 @1k

          供應(yīng)商型號(hào)品牌批號(hào)封裝庫存備注價(jià)格
          MAXIM
          24+
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          原裝現(xiàn)貨假一賠十
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          公司原廠原裝現(xiàn)貨假一罰十!特價(jià)出售!強(qiáng)勢(shì)庫存!
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          原裝現(xiàn)貨庫存.價(jià)格優(yōu)勢(shì)!!
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          23+
          QFN8
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          受權(quán)代理!全新原裝現(xiàn)貨特價(jià)熱賣!
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          MAXIM
          25+23+
          DFN
          43627
          絕對(duì)原裝正品現(xiàn)貨,全新深圳原裝進(jìn)口現(xiàn)貨
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          保證進(jìn)口原裝可開17%增值稅發(fā)票
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          更多MAX1577供應(yīng)商 更新時(shí)間2026-1-19 15:22:00
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