Details, datasheet, quote on part number: BF257
PartBF257
CategoryDiscrete => Transistors => Bipolar
DescriptionScreening Options Available = ;; Polarity = NPN ;; Package = TO39 (TO205AD) ;; Vceo = 160V ;; IC(cont) = 0.1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 90MHz ;; PD = 0.8W
CompanySemelab Plc
DatasheetDownload BF257 datasheet
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Features, Applications

Bipolar NPN Device in a Hermetically sealed TO39 Metal Package. Bipolar NPN Device.

All Semelab hermetically sealed products can be processed in accordance with the requirements of BS, CECC and JAN, JANTX, JANTXV and JANS specifications

* Maximum Working Voltage This is a shortform datasheet. For a full datasheet please contact sales@semelab.co.uk.

Semelab Plc reserves the right to change test conditions, parameter limits and package dimensions without notice. Information furnished by Semelab is believed to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.


 

Some Part number from the same manufacture Semelab Plc
BF257CSM Screening Options Available = ;; Polarity = NPN ;; Package = LCC1 ;; Vceo = 160V ;; IC(cont) = 0.1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 90MHz ;; PD = 0.36W
BF257CSM4 Screening Options Available = ;; Polarity = NPN ;; Package = LCC3 (MO-041BA) ;; Vceo = 160V ;; IC(cont) = 0.1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 90MHz ;; PD = 0.4W
BF257DCSM Screening Options Available = ;; Polarity = NPN ;; Package = LCC2 (MO-041BB) ;; Vceo = 160V ;; IC(cont) = 0.1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 90MHz ;; PD = 0.36W
BF258 Screening Options Available = ;; Polarity = NPN ;; Package = TO39 (TO205AD) ;; Vceo = 250V ;; IC(cont) = 0.1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 90MHz ;; PD = 0.8W
BF258DCSM Screening Options Available = ;; Polarity = NPN ;; Package = LCC2 (MO-041BB) ;; Vceo = 250V ;; IC(cont) = 0.1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 90MHz ;; PD = 0.36W
BF259 Screening Options Available = ;; Polarity = NPN ;; Package = TO39 (TO205AD) ;; Vceo = 300V ;; IC(cont) = 0.1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 90MHz ;; PD = 0.8W
BF259L Screening Options Available = ;; Polarity = NPN ;; Package = TO5 (TO205AA) ;; Vceo = 300V ;; IC(cont) = 0.1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 90MHz ;; PD = 0.8W
BF337 Screening Options Available = ;; Polarity = NPN ;; Package = TO39 (TO205AD) ;; Vceo = 200V ;; IC(cont) = 0.1A ;; HFE(min) = 20 ;; HFE(max) = - ;; @ Vce/ic = 10V / 30mA ;; FT = 80MHz ;; PD = 3W
BF338
BF355
BFQ38S Screening Options Available = ;; Polarity = PNP ;; Package = TO39 (TO205AD) ;; Vceo = 250V ;; IC(cont) = 1A ;; HFE(min) = 25 ;; HFE(max) = - ;; @ Vce/ic = 5V / 50mA ;; FT = 20MHz ;; PD = 0.6W
BFS93
BFT28
BFT29 Screening Options Available = ;; Polarity = NPN ;; Package = TO18 (TO206AA) ;; Vceo = 80V ;; IC(cont) = 1A ;; HFE(min) = 50 ;; HFE(max) = 250 ;; @ Vce/ic = 10V / 100mA ;; FT = 100MHz ;; PD = 0.36W
BFT29X
BFT30
BFT30CSM Screening Options Available = ;; Polarity = NPN ;; Package = LCC1 ;; Vceo = 60V ;; IC(cont) = 1A ;; HFE(min) = 75 ;; HFE(max) = 250 ;; @ Vce/ic = 10V / 100mA ;; FT = - ;; PD = 0.36W
BFT30DCSM Screening Options Available = ;; Polarity = NPN ;; Package = LCC2 (MO-041BB) ;; Vceo = 60V ;; IC(cont) = 1A ;; HFE(min) = 75 ;; HFE(max) = 250 ;; @ Vce/ic = 10V / 100mA ;; FT = - ;; PD = 0.36W
BFT31 Screening Options Available = ;; Polarity = NPN ;; Package = TO18 (TO206AA) ;; Vceo = 50V ;; IC(cont) = 1A ;; HFE(min) = 100 ;; HFE(max) = 300 ;; @ Vce/ic = 10V / 100mA ;; FT = - ;; PD = 0.36W
BFT32 Screening Options Available = ;; Polarity = NPN ;; Package = TO39 (TO205AD) ;; Vceo = 60V ;; IC(cont) = 5A ;; HFE(min) = 50 ;; HFE(max) = 300 ;; @ Vce/ic = 10V / 150mA ;; FT = - ;; PD = 1W
BFT32A

CV7346A-O : Screening Options Available = ;; Polarity = PNP ;; Package = TO5 (TO205AA) ;; Vceo = 60V ;; IC(cont) = 0.05A ;; HFE(min) = 60 ;; HFE(max) = 120 ;; @ Vce/ic = 6V / 1mA ;; FT = 4MHz ;; PD = 0.25W

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