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          首頁 >2N4957>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

          2N4957

          Type 2N4957 Geometry 0006 Polarity PNP

          Chip type 2C4957 by Semicoa Semiconductors provides performance similar to these devices. Features: Special Characteristics ft = 1.6 GHz (typ) at 2.0 mA/10V APPLICATIONS: Designed for high-gain, low-noise class A amplifiers, oscillators and mixers.

          文件:43.82 Kbytes 頁數(shù):2 Pages

          SEMICOA

          2N4957

          TO-72

          PNP Silicon Transistors

          文件:68.32 Kbytes 頁數(shù):1 Pages

          NJSEMINew Jersey Semi-Conductor Products, Inc.

          新澤西半導(dǎo)體新澤西半導(dǎo)體公司

          2N4957

          PNP SILICON ANNULAR SMALL-SIGNAL

          PNP silicon annular small-signal RF transistor designed for high-gain, low-noise amplifier, oscillator, and mixer applications.

          文件:156.71 Kbytes 頁數(shù):1 Pages

          NJSEMINew Jersey Semi-Conductor Products, Inc.

          新澤西半導(dǎo)體新澤西半導(dǎo)體公司

          2N4957

          Silicon PNP Transistor

          文件:216.24 Kbytes 頁數(shù):2 Pages

          SEMICOA

          2N4957

          Chip Type 2C4957 Geometry 0006 Polarity PNP

          文件:29.82 Kbytes 頁數(shù):1 Pages

          SEMICOA

          2N4957

          PNP Transistor

          The 2N4957 is a military qualified silicon PNP amplifier transistor designed for VHF-UHF equipment and other high-reliability applications. Common applications include high gain low noise amplifier; oscillator, and mixer applications.? It is also available in a low-profile UB surface mount package.

          Microchip

          微芯科技

          2N4957

          Package:TO-72-3 金屬罐;包裝:帶 類別:分立半導(dǎo)體產(chǎn)品 晶體管 - 雙極(BJT)- 射頻 描述:RF TRANS PNP 30V 30MA TO72

          MICROSEMI

          美高森美

          2N4957UB

          Type 2N4957UB Geometry 0006 Polarity PNP

          Chip type 2C4957 by Semicoa Semiconductors provides performance similar to these devices. Features: Special Characteristics ft = 1.6 GHz (typ) at 2.0 mA/10V APPLICATIONS: Designed for high-gain, low-noise class A amplifiers, oscillators and mixers.

          文件:67.46 Kbytes 頁數(shù):2 Pages

          SEMICOA

          2N4957_02

          Silicon PNP Transistor

          文件:216.24 Kbytes 頁數(shù):2 Pages

          SEMICOA

          2N4957UB

          Chip Type 2C4957 Geometry 0006 Polarity PNP

          文件:29.82 Kbytes 頁數(shù):1 Pages

          SEMICOA

          晶體管資料

          • 型號(hào):

            2N4957

          • 別名:

            三極管、晶體管、晶體三極管

          • 生產(chǎn)廠家:

          • 制作材料:

            Si-PNP

          • 性質(zhì):

            超高頻/特高頻 (UHF)_低噪放大 (ra)

          • 封裝形式:

            直插封裝

          • 極限工作電壓:

            30V

          • 最大電流允許值:

            0.03A

          • 最大工作頻率:

            1.5GHZ

          • 引腳數(shù):

            4

          • 可代換的型號(hào):

            BF272,BF316,BF372,BF439,BF516,BF606,BFR38,BFR99,3CG114B,

          • 最大耗散功率:

            0.2W

          • 放大倍數(shù):

          • 圖片代號(hào):

            D-13

          • vtest:

            30

          • htest:

            1500000000

          • atest:

            0.03

          • wtest:

            0.2

          產(chǎn)品屬性

          • 產(chǎn)品編號(hào):

            2N4957

          • 制造商:

            Microsemi Corporation

          • 類別:

            分立半導(dǎo)體產(chǎn)品 > 晶體管 - 雙極(BJT)- 射頻

          • 包裝:

          • 晶體管類型:

            PNP

          • 電壓 - 集射極擊穿(最大值):

            30V

          • 噪聲系數(shù)(dB,不同 f 時(shí)的典型值):

            3.5dB @ 450MHz

          • 增益:

            25dB

          • 功率 - 最大值:

            200mW

          • 不同?Ic、Vce?時(shí) DC 電流增益 (hFE)(最小值):

            30 @ 5mA,10V

          • 電流 - 集電極 (Ic)(最大值):

            30mA

          • 工作溫度:

            -65°C ~ 200°C(TJ)

          • 安裝類型:

            通孔

          • 封裝/外殼:

            TO-72-3 金屬罐

          • 供應(yīng)商器件封裝:

            TO-72

          • 描述:

            RF TRANS PNP 30V 30MA TO72

          供應(yīng)商型號(hào)品牌批號(hào)封裝庫存備注價(jià)格
          M
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          原裝現(xiàn)貨假一罰十
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          4231
          公司原廠原裝現(xiàn)貨假一罰十!特價(jià)出售!強(qiáng)勢庫存!
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          512
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          M
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          67500
          鐵帽原裝主營-可開原型號(hào)增稅票
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          MOT
          24+
          CAN4
          6540
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          更多2N4957供應(yīng)商 更新時(shí)間2026-1-19 15:03:00
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