All Transistors. BF258A Datasheet

 

BF258A Datasheet and Replacement


   Type Designator: BF258A
   Material of Transistor: Si
   Polarity: NPN
   Maximum Collector Power Dissipation (Pc): 0.8 W
   Maximum Collector-Base Voltage |Vcb|: 280 V
   Maximum Collector-Emitter Voltage |Vce|: 280 V
   Maximum Emitter-Base Voltage |Veb|: 5 V
   Maximum Collector Current |Ic max|: 0.1 A
   Max. Operating Junction Temperature (Tj): 125 °C
   Transition Frequency (ft): 55 MHz
   Collector Capacitance (Cc): 7 pF
   Forward Current Transfer Ratio (hFE), MIN: 25
   Noise Figure, dB: -
   Package: TO39
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BF258A Datasheet (PDF)

 9.1. Size:83K  st
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BF258A

BF257BF258-BF259HIGH VOLTAGE VIDEO AMPLIFIERSDESCRIPTIONThe BF257, BF258 and BF259 are silicon planarepitaxial NPN transistors in Jedec TO-39 metalcase.They are particularly designed for videooutputstages in CTV and MTV sets, class A audio outputstages and drivers for horizontal deflection circuits.TO-39INTERNAL SCHEMATIC DIAGRAMABSOLUTE MAXIMUM RATINGSValueSymbol Para

 9.2. Size:10K  semelab
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BF258A

BF258DCSMDimensions in mm (inches). Dual Bipolar NPN Devices in a hermetically sealed LCC2 Ceramic Surface Mount Package for High Reliability 1.40 0.152.29 0.20 1.65 0.13(0.055 0.006)(0.09 0.008) (0.065 0.005)Applications 2 314Dual Bipolar NPN Devices. A0.236 5rad. (0.009) V = 250V CEO6.22 0.13 A = 1.27 0.13I = 0.1A C(0.0

 9.3. Size:132K  tesla
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BF258A

 9.4. Size:136K  cdil
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BF258A

Continental Device India LimitedAn ISO/TS 16949, ISO 9001 and ISO 14001 Certified CompanyNPN SILICON HIGH VOLTAGE TRANSISTORS BF257, BF 258, BF259TO-39Metal Can PackageINTENDED FOR VIDEO OUTPUT STAGES IN BLACK AND WHITE AND IN COLOUR TELEVISION REVEIVERS.ABSOLUTE MAXIMUM RATINGS (Ta=25C unless specified otherwise)DESCRIPTION SYMBOL BF257 BF258 BF259 UNITSVCEOCollector Emit

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History: CH867UPNGP | NJD2873T4G | AFY29 | ET5065 | FZT560 | DTD143E | BFX52

Keywords - BF258A transistor datasheet

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