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BF257

SmallSignalTransistors

CentralCentral Semiconductor Corp

美國中央半導(dǎo)體

BF257

NPNHIGHVOLTAGEVIDEOAMPLIFIER

MICRO-ELECTRONICS

Micro Electronics

BF257

HIGHVOLTAGEVIDEOAMPLIFIERS

DESCRIPTION TheBF257,BF258andBF259aresiliconplanarepitaxialNPNtransistorsinJedecTO-39metalcase.TheyareparticularlydesignedforvideooutputstagesinCTVandMTVsets,classAaudiooutputstagesanddriversforhorizontaldeflectioncircuits.

STMICROELECTRONICSSTMicroelectronics

意法半導(dǎo)體意法半導(dǎo)體集團(tuán)

BF257

BipolarNPNDeviceinaHermeticallysealedTO39

BipolarNPNDeviceinaHermeticallysealedTO39MetalPackage. BipolarNPNDevice. VCEO=160V IC=0.1A

SEME-LAB

Seme LAB

BF257

NPNSILICONHIGHVOLTAGETRANSISTORS

NPNSILICONHIGHVOLTAGETRANSISTORS INTENDEDFORVIDEOOUTPUTSTAGESINBLACKANDWHITEANDINCOLOUR TELEVISIONREVEIVERS.

CDIL

Continental Device India Limited

BF257

HIGHVOLTAGEVIDEOAMPLIFIERS

DESCRIPTION TheBF257,BF258andBF259aresiliconplanarepitaxialNPNtransistorsinJedecTO-39metalcase.TheyareparticularlydesignedforvideooutputstagesinCTVandMTVsets,classAaudiooutputstagesanddriversforhorizontaldeflectioncircuits.

NJSEMINew Jersey Semi-Conductor Products, Inc.

新澤西半導(dǎo)體新澤西半導(dǎo)體產(chǎn)品股份有限公司

BF257CSM

BipolarNPNDeviceinaHermeticallysealedLCC1

BipolarNPNDeviceinaHermeticallysealedLCC1CeramicSurfaceMountPackageforHighReliabilityApplications BipolarNPNDevice. VCEO=160V IC=0.1A

SEME-LAB

Seme LAB

BF257DCSM

DualBipolarNPNDevicesinahermeticallysealed

DualBipolarNPNDevicesinahermeticallysealedLCC2CeramicSurfaceMountPackageforHighReliabilityApplications DualBipolarNPNDevices. VCEO=160V IC=0.1A

SEME-LAB

Seme LAB

BVND-M257GT

EinteiligeUniversalarmaturgerade,metrischOne-pieceUniversalConnectionstraight,metric

ABBabb

ABB集團(tuán)ABB(中國)有限公司

CCR257

CURRENTREGULATORCHIPS

CDI-DIODE

Compensated Deuices Incorporated

CCR257

CURRENTREGULATORCHIPS

?CURRENTREGULATORCHIPS ?ALLJUNCTIONSCOMPLETELYPROTECTEDWITHSILICONDIOXIDE ?CONSTANTCURRENTOVERWIDEVOLTAGERANGE ?HIGHSOURCEIMPEDANCE ?COMPATIBLEWITHALLWIREBONDINGANDDIEATTACHTECHNIQUES,WITHTHEEXCEPTIONOFSOLDERREFLOW

MicrosemiMicrosemi Corporation

美高森美美高森美公司

CDLL257

CURRENTREGULATORDIODES

?CURRENTREGULATORDIODES ?LEADLESSPACKAGEFORSURFACEMOUNT ?CONSTANTCURRENTOVERWIDEVOLTAGERANGE ?HIGHSOURCEIMPEDANCE ?METALLURGICALLYBONDED

MicrosemiMicrosemi Corporation

美高森美美高森美公司

CDLL257

CURRENTREGULATORDIODES

?CURRENTREGULATORDIODES ?LEADLESSPACKAGEFORSURFACEMOUNT ?CONSTANTCURRENTOVERWIDEVOLTAGERANGE ?HIGHSOURCEIMPEDANCE ?METALLURGICALLYBONDED

CDI-DIODE

Compensated Deuices Incorporated

CP257

SmallSignalTransistorNPN-HighVoltageDarlingtonTransistorChip

PROCESSDETAILS ProcessEPITAXIALPLANAR DieSize20x20MILS DieThickness8.0MILS BaseBondingPadArea4.9x4.9MILS EmitterBondingPadArea6.4x6.4MILS TopSideMetalizationAl-30,000? BackSideMetalizationAu-16,000?

CentralCentral Semiconductor Corp

美國中央半導(dǎo)體

CR257

CURRENTREGULATORDIODES

CURRENTREGULATORDIODES

NJSEMINew Jersey Semi-Conductor Products, Inc.

新澤西半導(dǎo)體新澤西半導(dǎo)體產(chǎn)品股份有限公司

DB257

2.5ASURFACEMOUNTGLASSPASSIVATEDBRIDGERECTIFIER

ZSELECZibo Seno Electronic Engineering Co.,Ltd

淄博圣諾電子淄博圣諾電子工程有限公司

DB257GS

SINGLEPHASE2.5AMPSURFACEMOUNTBRIDGERECTIFIERS

DGNJDZNanjing International Group Co

南晶電子東莞市南晶電子有限公司

DB257S

2.5ASURFACEMOUNTGLASSPASSIVATEDBRIDGERECTIFIER

ZSELECZibo Seno Electronic Engineering Co.,Ltd

淄博圣諾電子淄博圣諾電子工程有限公司

DCR257

CURRENTREGULATORDIODES

?CURRENTREGULATORDIODES ?CONSTANTCURRENTOVERWIDEVOLTAGERANGE ?HIGHSOURCEIMPEDANCE ?METALLURGICALLYBONDED ?DOUBLEPLUGCONSTRUCTION

CDI-DIODE

Compensated Deuices Incorporated

DCR257

CURRENTREGULATORDIODES

?CURRENTREGULATORDIODES ?CONSTANTCURRENTOVERWIDEVOLTAGERANGE ?HIGHSOURCEIMPEDANCE ?METALLURGICALLYBONDED ?DOUBLEPLUGCONSTRUCTION

MicrosemiMicrosemi Corporation

美高森美美高森美公司

晶體管資料

  • 型號:

    BD257-45

  • 別名:

    三極管、晶體管、晶體三極管

  • 生產(chǎn)廠家:

  • 制作材料:

    Si-NPN

  • 性質(zhì):

    低頻或音頻放大 (LF)_功率放大 (L)

  • 封裝形式:

    直插封裝

  • 極限工作電壓:

    45V

  • 最大電流允許值:

    25A

  • 最大工作頻率:

    <1MHZ或未知

  • 引腳數(shù):

    3

  • 可代換的型號:

    BD249,TIP35,3DD71B,

  • 最大耗散功率:

    125W

  • 放大倍數(shù):

  • 圖片代號:

    B-62

  • vtest:

    45

  • htest:

    999900

  • atest:

    25

  • wtest:

    125

供應(yīng)商型號品牌批號封裝庫存備注價格
24+
TO-3PN
10000
全新
詢價
SPTECH
23+
AN
6500
專注配單,只做原裝進(jìn)口現(xiàn)貨
詢價
SPTECH
23+
AN
6500
專注配單,只做原裝進(jìn)口現(xiàn)貨
詢價
NXP/ON/ST/FAIRCHILD
23+
TO-3P
25776
原廠授權(quán)代理,海外優(yōu)勢訂貨渠道??商峁┐罅繋齑?詳
詢價
ST
22+23+
TO-126
76094
絕對原裝正品現(xiàn)貨,全新深圳原裝進(jìn)口現(xiàn)貨
詢價
ST
21+
TO-126
50
原裝現(xiàn)貨假一賠十
詢價
TH/韓國太虹
2048+
TO-126
9851
只做原裝正品現(xiàn)貨!或訂貨假一賠十!
詢價
ST
17+
TO-126
50
一級代理,專注軍工、汽車、醫(yī)療、工業(yè)、新能源、電力
詢價
ST
22
TO-126
25000
3月31原裝,微信報(bào)價
詢價
ST
589220
16余年資質(zhì) 絕對原盒原盤 更多數(shù)量
詢價
更多BD257供應(yīng)商 更新時間2025-1-17 14:00:00