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BF257

HIGH VOLTAGE VIDEO AMPLIFIERS

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

STMICROELECTRONICSSTMicroelectronics

意法半导体意法半导体(ST)集团

BF257

NPN HIGH VOLTAGE VIDEO AMPLIFIER

MICRO-ELECTRONICS

Micro Electronics

BF257

Small Signal Transistors

CentralCentral Semiconductor Corp

美国中央半导体

BF257

Bipolar NPN Device in a Hermetically sealed TO39

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

SEME-LAB

Seme LAB

BF257

NPN SILICON HIGH VOLTAGE TRANSISTORS

NPNSILICONHIGHVOLTAGETRANSISTORS INTENDEDFORVIDEOOUTPUTSTAGESINBLACKANDWHITEANDINCOLOUR TELEVISIONREVEIVERS.

CDIL

CDIL

BF257

HIGH VOLTAGE VIDEO AMPLIFIERS

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

NJSEMINew Jersey Semi-Conductor Products, Inc.

新泽西半导体新泽西半导体产品股份有限公司

BF257CSM

Bipolar NPN Device in a Hermetically sealed LCC1

BipolarNPNDeviceinaHermeticallysealedLCC1CeramicSurfaceMountPackageforHighReliabilityApplications BipolarNPNDevice. VCEO=160V IC=0.1A

SEME-LAB

Seme LAB

BF257DCSM

Dual Bipolar NPN Devices in a hermetically sealed

DualBipolarNPNDevicesinahermeticallysealedLCC2CeramicSurfaceMountPackageforHighReliabilityApplications DualBipolarNPNDevices. VCEO=160V IC=0.1A

SEME-LAB

Seme LAB

BF257CSM4

SILICON PLANAR NPN HIGH

SEME-LAB

Seme LAB

257

BladeTerminal&SpecialPurposeFuses-LowVoltage

LittelfuseLittelfuse Inc.

力特富斯(Littelfuse)力特公司

257

MAGNETIC-LATCHINGDPDTHALF-SIZECRYSTALCANMILITARYRELAY

TELEDYNE

TELEDYNE

257

Precisetemperaturecontrol

LSTD

Laird Tech Smart Technology

257B

256b/257bTranscodingfor100Gb/sBackplaneandCopperCable

IBM

IBM Microelectronics

257PRM-SI

AluminumElectrolyticCapacitorsPowerRippleMiniatureSnap-In

VishayVishay Siliconix

威世科技

257PRM-SI

AluminumElectrolyticCapacitorsPowerRippleMiniatureSnap-In

FEATURES •Upto500V •Usefullife:5000hat85°C •>10years24/7applicationlifeupto50°C •10to20higherripplecurrentratingthan093PMG-SI •Keyedpolarityversionavailable •Materialcategorization:fordefinitionsofcompliance pleaseseewww.vishay.com/doc?99912

VishayVishay Siliconix

威世科技

ACS257D

RadiationHardenedQuad2-InputMultiplexerwithThree-StateOutputs

Description TheRadiationHardenedACS257MSisaQuad2-Channelmultiplexerwhichselectsfourbitsofdatafromoneoftwosourcesunderthecontrolofasingleselectpin.TheOutputEnableinputisactiveLOWandcontrolsalloutputs.WhenOEissetHIGH,alloutputsareconfiguredintoahigh

IntersilIntersil Corporation

瑞萨电子瑞萨电子株式会社

ACS257K

RadiationHardenedQuad2-InputMultiplexerwithThree-StateOutputs

Description TheRadiationHardenedACS257MSisaQuad2-Channelmultiplexerwhichselectsfourbitsofdatafromoneoftwosourcesunderthecontrolofasingleselectpin.TheOutputEnableinputisactiveLOWandcontrolsalloutputs.WhenOEissetHIGH,alloutputsareconfiguredintoahigh

IntersilIntersil Corporation

瑞萨电子瑞萨电子株式会社

ACS257MS

RadiationHardenedQuad2-InputMultiplexerwithThree-StateOutputs

Description TheRadiationHardenedACS257MSisaQuad2-Channelmultiplexerwhichselectsfourbitsofdatafromoneoftwosourcesunderthecontrolofasingleselectpin.TheOutputEnableinputisactiveLOWandcontrolsalloutputs.WhenOEissetHIGH,alloutputsareconfiguredintoahigh

IntersilIntersil Corporation

瑞萨电子瑞萨电子株式会社

AFD257

SSD(Solid-StateDisk)

Apacer

宇瞻宇瞻科技

AFD257-M

SSD(Solid-StateDisk)

Apacer

宇瞻宇瞻科技

晶体管资料

  • 型号:

    BF257

  • 别名:

    三极管、晶体管、晶体三极管

  • 生产厂家:

  • 制作材料:

    Si-NPN

  • 性质:

    视频输出 (Vid)

  • 封装形式:

    直插封装

  • 极限工作电压:

    160V

  • 最大电流允许值:

    0.1A

  • 最大工作频率:

    90MHZ

  • 引脚数:

    3

  • 可代换的型号:

    BF336,BF657,BF658,BF659,2N5058,2N5059,3DG180D,

  • 最大耗散功率:

    0.8W

  • 放大倍数:

  • 图片代号:

    C-40

  • vtest:

    160

  • htest:

    90000000

  • atest:

    .1

  • wtest:

    .8

详细参数

  • 型号:

    BF257

  • 功能描述:

    两极晶体管 - BJT NPN High Voltage

  • RoHS:

  • 制造商:

    STMicroelectronics

  • 晶体管极性:

    PNP 集电极—基极电压

  • VCBO:

    集电极—发射极最大电压

  • VCEO:

    - 40 V 发射极 - 基极电压

  • VEBO:

    - 6 V

  • 增益带宽产品fT:

    直流集电极/Base Gain hfe

  • Min:

    100 A

  • 安装风格:

    SMD/SMT

  • 封装/箱体:

    PowerFLAT 2 x 2

供应商型号品牌批号封装库存备注价格
ST
04+
TO-39
10000
询价
MOT/PHI
16+
CAN4
26890
原装现货假一罚十
询价
MOT/ST/PH
2339+
CAN3
21322
公司原厂原装现货假一罚十!特价出售!强势库存!
询价
ST
22+
TO-39
2987
只售原装自家现货!诚信经营!欢迎来电!
询价
PHILIPS
专业铁帽
CAN3
10000
原装铁帽专营,代理渠道量大可订货
询价
TI/德州仪器
1948+
CAN-3
6852
只做原装正品现货!或订货假一赔十!
询价
MOTOROLA/摩托罗拉
专业铁帽
CAN3
67500
铁帽原装主营-可开原型号增税票
询价
ST
2020+
CAN3
80000
只做自己库存,全新原装进口正品假一赔百,可开13%增
询价
PH
2021+
CAN
6430
原装现货/欢迎来电咨询
询价
CENTRAL
23+
原厂原包
19960
只做进口原装 终端工厂免费送样
询价
更多BF257供应商 更新时间2024-6-6 16:30:00