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          首頁 >MAX1742>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

          MAX1742

          1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches

          General Description The MAX1742/MAX1842 constant-off-time, pulse-width-modulated (PWM) step-down DC-DC converters are ideal for use in 5V and 3.3V to low-voltage conversion necessary in notebook and subnotebook computers. These devices feature internal synchronous rectification for high efficienc

          文件:597.96 Kbytes 頁數(shù):16 Pages

          MAXIM

          美信

          MAX1742

          1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches

          文件:287.76 Kbytes 頁數(shù):16 Pages

          MAXIM

          美信

          MAX1742

          1A/2.7A、1MHz、降壓型穩(wěn)壓器,內(nèi)置同步整流與開關(guān)

          MAX1742/MAX1842是恒定關(guān)斷時(shí)間、脈寬調(diào)制(PWM)降壓DC-DC轉(zhuǎn)換器,非常適合為筆記本電腦和小型筆記本電腦提供所需的5V和3.3V至低壓轉(zhuǎn)換。這些器件具有內(nèi)部同步整流功能,可實(shí)現(xiàn)高效率并減少元件數(shù)量。它們不需要外部肖特基二極管。內(nèi)部90mΩ PMOS電源開關(guān)和70mΩ NMOS同步整流器開關(guān)可輕松提供高達(dá)1A的連續(xù)負(fù)載電流。MAX1742/MAX1842提供2.5V、1.8V或1.5V預(yù)設(shè)輸出電壓,或1.1V至VIN可調(diào)輸出。其效率高達(dá)95%。\n\n MAX1742/MAX1842采用專門的電流模式、恒定關(guān)斷時(shí)間、PWM控制方案,借助Idle Mode?技術(shù) ? 輸出精度:±1%\n\n? 95%效率\n\n? 內(nèi)部PMOS和NMOS開關(guān)\n? VIN = 4.5V時(shí),導(dǎo)通電阻為90mΩ\n\n? VIN = 3V時(shí),導(dǎo)通電阻為110mΩ\n\n\n\n\n? 輸出電壓\n? 引腳可選2.5V、1.8V或1.5V\n\n? 1.1V至VIN可調(diào)\n\n\n\n\n? 輸入電壓范圍:3V至5.5V\n\n? 工作電源電流:600μA(最大值)\n\n? 關(guān)斷電源電流:< 1μA\n\n? 可編程恒定關(guān)斷時(shí)間操作\n\n? 開關(guān)頻率:1MHz(最大值)\n\n? 輕負(fù)載時(shí)進(jìn)入空閑模式\n\n? 熱關(guān)斷\n\n? 可調(diào)軟啟動(dòng)沖擊限流\n\;

          ADI

          亞德諾

          MAX1742EEE

          1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches

          General Description The MAX1742/MAX1842 constant-off-time, pulse-width-modulated (PWM) step-down DC-DC converters are ideal for use in 5V and 3.3V to low-voltage conversion necessary in notebook and subnotebook computers. These devices feature internal synchronous rectification for high efficienc

          文件:597.96 Kbytes 頁數(shù):16 Pages

          MAXIM

          美信

          MAX1742-MAX1842

          1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches

          General Description The MAX1742/MAX1842 constant-off-time, pulse-width-modulated (PWM) step-down DC-DC converters are ideal for use in 5V and 3.3V to low-voltage conversion necessary in notebook and subnotebook computers. These devices feature internal synchronous rectification for high efficienc

          文件:597.96 Kbytes 頁數(shù):16 Pages

          MAXIM

          美信

          MAX1742_05

          1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches

          文件:287.76 Kbytes 頁數(shù):16 Pages

          MAXIM

          美信

          MAX17428

          PLASTIC ENCAPSULATED DEVICES

          文件:39.19 Kbytes 頁數(shù):5 Pages

          MAXIM

          美信

          MAX17428GTJ+

          PLASTIC ENCAPSULATED DEVICES

          文件:39.19 Kbytes 頁數(shù):5 Pages

          MAXIM

          美信

          MAX1742EEE

          1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches

          文件:287.76 Kbytes 頁數(shù):16 Pages

          MAXIM

          美信

          MAX1742EEE+

          1A/2.7A, 1MHz, Step-Down Regulators with Synchronous Rectification and Internal Switches

          文件:287.76 Kbytes 頁數(shù):16 Pages

          MAXIM

          美信

          技術(shù)參數(shù)

          • VIN (max)(V):

            5.5

          • VOUT1 (min)(V):

            1.1

          • VOUT1 (max)(V):

            5.5

          • IOUT1 (max)(A):

            1

          • Switch Type:

            Internal

          • Preset VOUT(V):

            1.5

          • Output Adjust. Method:

            Preset

          • Synchronous Switching:

            Yes

          • ICC (max)(mA):

            0.6

          • # DC-DC Outputs:

            1

          • Switching Frequency(kHz):

            1000

          • Features:

            Adjustable Freq.

          • EV Kit Available:

            Yes

          • Oper. Temp.(°C):

            -40 to +85

          • Package/ Pins:

            QSOP/16

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

            30.9

          • RoHS Available:

            Yes

          • Budgetary Price (See Notes):

            $4.42 @1k

          供應(yīng)商型號(hào)品牌批號(hào)封裝庫存備注價(jià)格
          MAXIM/美信
          SSOP
          6698
          詢價(jià)
          ADI
          25+
          16-QSOP-150_MIL
          5500
          1A/2.7A、1MHz、降壓型穩(wěn)壓器,內(nèi)置同步整流與開關(guān)
          詢價(jià)
          MAXIM
          23+
          QSOP16
          7000
          絕對(duì)全新原裝!100%保質(zhì)量特價(jià)!請(qǐng)放心訂購!
          詢價(jià)
          MAXIM
          2015+
          SOP
          19889
          一級(jí)代理原裝現(xiàn)貨,特價(jià)熱賣!
          詢價(jià)
          MAX
          24+
          SOP
          434
          詢價(jià)
          MAXIM
          25+
          SOIC8
          18000
          原廠直接發(fā)貨進(jìn)口原裝
          詢價(jià)
          MAX
          05+
          原廠原裝
          4283
          只做全新原裝真實(shí)現(xiàn)貨供應(yīng)
          詢價(jià)
          MAXIM
          25+
          SOPO-N
          10
          百分百原裝正品 真實(shí)公司現(xiàn)貨庫存 本公司只做原裝 可
          詢價(jià)
          MAXIM
          24+
          TQFN32
          5000
          全現(xiàn)原裝公司現(xiàn)貨
          詢價(jià)
          MAXIM
          1728+
          ?
          6500
          只做原裝進(jìn)口,假一罰十
          詢價(jià)
          更多MAX1742供應(yīng)商 更新時(shí)間2026-1-19 13:03:00
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