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          首頁(yè) >MAX840>規(guī)格書(shū)列表

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

          MAX840

          Low-Noise, Regulated, -2V GaAsFET Bias

          General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10

          文件:161.02 Kbytes 頁(yè)數(shù):10 Pages

          MAXIM

          美信

          MAX840

          低噪聲、穩(wěn)壓型、-2V GaAsFET偏置電源

          MAX840/MAX843/MAX844低噪聲、反相電荷泵電源非常適合用于偏置蜂窩電話發(fā)射器放大器中的GaAsFET。其工作輸入電壓低至2.5V。\n\n MAX840提供-2V預(yù)設(shè)輸出和-0.5V至-9.4V可調(diào)輸出。MAX843/MAX844使用外部正控制電壓來(lái)設(shè)置負(fù)輸出電壓。所有器件的輸入電壓范圍為2.5V至10V,VIN > 2.7V時(shí)的輸出電流為4mA。這些電路可以使用低至0.22μF的小型電容工作。\n\n 內(nèi)部線性穩(wěn)壓器將MAX840的輸出電壓紋波降至1mVp-p。對(duì)于充分濾波的控制電壓(VCTRL),MAX843/MAX844還可實(shí)現(xiàn)低于1mVp-p的典型輸 ? 4mA時(shí)提供-2V固定輸出或-0.5V至-9.4V可調(diào)輸出(MAX840)\n\n? 輸入電壓范圍:2.5V至10V\n\n? 使用小型電容(低至0.22μF)工作\n\n? 輸出電壓紋波:1mVp-p\n\n? 電荷泵開(kāi)關(guān)頻率:\n? 正常工作時(shí)為100kHz\n\n? 關(guān)斷模式下為20kHz (MAX844)\n\n\n\n\n? 整個(gè)溫度范圍內(nèi)的最大邏輯電平關(guān)斷電流為1μA(MAX840/MAX843)\n\n? 小型8引腳SO封裝;

          ADI

          亞德諾

          MAX840C/D

          Low-Noise, Regulated, -2V GaAsFET Bias

          General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10

          文件:161.02 Kbytes 頁(yè)數(shù):10 Pages

          MAXIM

          美信

          MAX840CSLASHD

          Low-Noise, Regulated, -2V GaAsFET Bias

          General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10

          文件:161.02 Kbytes 頁(yè)數(shù):10 Pages

          MAXIM

          美信

          MAX840ESA

          Low-Noise, Regulated, -2V GaAsFET Bias

          General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10

          文件:161.02 Kbytes 頁(yè)數(shù):10 Pages

          MAXIM

          美信

          MAX840ISA

          Low-Noise, Regulated, -2V GaAsFET Bias

          General Description The MAX840/MAX843/MAX844 low-noise, inverting charge-pump power supplies are ideal for biasing GaAsFETs in cellular telephone transmitter amplifiers. They operate with inputs down to 2.5V. Features ? Fixed -2V or Adjustable -0.5V to -9.4V Output at 4mA (MAX840) ? 2.5V to 10

          文件:161.02 Kbytes 頁(yè)數(shù):10 Pages

          MAXIM

          美信

          MAX840ESA+T

          Package:8-SOIC(0.154",3.90mm 寬);包裝:管件 類別:集成電路(IC) 特殊用途穩(wěn)壓器 描述:IC REG CHARGE PUMP 1OUT 8SOIC

          AD

          亞德諾

          MAX840ISA+

          Package:8-SOIC(0.154",3.90mm 寬);包裝:管件 類別:集成電路(IC) 特殊用途穩(wěn)壓器 描述:IC REG CHARGE PUMP 1OUT 8SOIC

          AD

          亞德諾

          MAX840ISA+T

          Package:8-SOIC(0.154",3.90mm 寬);包裝:卷帶(TR) 類別:集成電路(IC) 特殊用途穩(wěn)壓器 描述:IC REG CHARGE PUMP 1OUT 8SOIC

          AD

          亞德諾

          技術(shù)參數(shù)

          • VIN (min)(V):

            2.5

          • VIN (max)(V):

            10

          • IOUT (typ)(A):

            0.01

          • Unadj. VOUT(V):

            -2.0

          • Adj. VOUT (min)(V):

            -VIN-0.6

          • Adj. VOUT (max)(V):

            -0.5

          • ICC (max)(mA):

            1.3

          • Switching Frequency(kHz):

            100

          • Features:

            Shutdown

          • Oper. Temp.(°C):

            -40 to +85

          • Package/ Pins:

            SOIC (N)/8

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

            31

          • RoHS Available:

            Yes

          • Budgetary Price (See Notes):

            $1.84 @1k

          供應(yīng)商型號(hào)品牌批號(hào)封裝庫(kù)存備注價(jià)格
          MAXIM
          24+
          500
          本站現(xiàn)貨庫(kù)存
          詢價(jià)
          MAXIM/美信
          23+
          SOP-8
          13000
          原廠授權(quán)一級(jí)代理,專業(yè)海外優(yōu)勢(shì)訂貨,價(jià)格優(yōu)勢(shì)、品種
          詢價(jià)
          ADI
          25+
          Small-Outline IC, Narrow (0.15
          5500
          低噪聲、穩(wěn)壓型、-2V GaAsFET偏置電源
          詢價(jià)
          MAX
          2015+
          SOP
          19889
          一級(jí)代理原裝現(xiàn)貨,特價(jià)熱賣!
          詢價(jià)
          MAXIM
          15+
          SOP8
          11560
          全新原裝,現(xiàn)貨庫(kù)存,長(zhǎng)期供應(yīng)
          詢價(jià)
          MAXIM
          00+
          SOP8
          56
          全新原裝100真實(shí)現(xiàn)貨供應(yīng)
          詢價(jià)
          MAX
          98+
          SOP8
          1350
          全新原裝進(jìn)口自己庫(kù)存優(yōu)勢(shì)
          詢價(jià)
          MAXIM
          13+
          N.SO
          3758
          原裝分銷
          詢價(jià)
          MAXIM
          25+
          SOP-8
          2500
          福安甌為您提供真芯庫(kù)存,真誠(chéng)服務(wù)
          詢價(jià)
          max
          24+
          N/A
          6980
          原裝現(xiàn)貨,可開(kāi)13%稅票
          詢價(jià)
          更多MAX840供應(yīng)商 更新時(shí)間2026-1-21 16:01:00
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