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          首頁 >MAX1842>規(guī)格書列表

          型號下載 訂購功能描述制造商 上傳企業(yè)LOGO

          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

          MAX1842

          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

          MAX1842

          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,導(dǎo)通電阻為90mΩ\n\n? VIN = 3V時,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? 可調(diào)范圍:1.1V至VIN\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)斷時間操作\n\n? 開關(guān)頻率:1MHz(最大值)\n\n? 輕負(fù)載時進(jìn)入空閑模式\n\n? 熱關(guān)斷\n\n? 可調(diào)軟啟動沖擊限流;

          ADI

          亞德諾

          MAX1842EEE

          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

          MAX1842EEE

          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

          MAX1842EEE+

          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

          MAX1842EEE+

          Package:16-SSOP(0.154",3.90mm 寬);包裝:管件 功能:降壓 類別:集成電路(IC) 穩(wěn)壓器 - DC-DC 開關(guān)穩(wěn)壓器 描述:IC REG BUCK ADJ/PROG 1A 16QSOP

          AD

          亞德諾

          MAX1842EEE+T

          Package:16-SSOP(0.154",3.90mm 寬);包裝:卷帶(TR) 功能:降壓 類別:集成電路(IC) 穩(wěn)壓器 - DC-DC 開關(guān)穩(wěn)壓器 描述:IC REG BUCK ADJ/PROG 1A 16QSOP

          AD

          亞德諾

          MAX1842EEE+T

          Package:16-SSOP(0.154",3.90mm 寬);包裝:卷帶(TR) 功能:降壓 類別:集成電路(IC) DC DC 開關(guān)穩(wěn)壓器 描述:IC REG BUCK ADJ/PROG 1A 16QSOP

          AD

          亞德諾

          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

          • VOUT1 Tolerance(±%):

            1

          • 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)商型號品牌批號封裝庫存備注價格
          MAX
          2025+
          SOP
          3925
          全新原裝、公司現(xiàn)貨熱賣
          詢價
          MAXIM/美信
          2025+
          SOP
          5000
          原裝進(jìn)口價格優(yōu) 請找坤融電子!
          詢價
          MAX
          22+
          SOP
          8200
          原裝現(xiàn)貨庫存.價格優(yōu)勢
          詢價
          MAXIM/美信
          23+
          SOP
          13000
          原廠授權(quán)一級代理,專業(yè)海外優(yōu)勢訂貨,價格優(yōu)勢、品種
          詢價
          MAXIM
          22+
          SOP
          3000
          原裝正品,支持實(shí)單
          詢價
          MAXIM/美信
          23+
          SOP
          89630
          當(dāng)天發(fā)貨全新原裝現(xiàn)貨
          詢價
          MAXIM/美信
          2450+
          SOP
          9850
          只做原廠原裝正品現(xiàn)貨或訂貨假一賠十!
          詢價
          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
          MAX
          23+
          SSOP
          3500
          絕對全新原裝!現(xiàn)貨!特價!請放心訂購!
          詢價
          MAXIM
          2015+
          SOP/DIP
          19889
          一級代理原裝現(xiàn)貨,特價熱賣!
          詢價
          更多MAX1842供應(yīng)商 更新時間2026-1-19 14:11:00
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