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BF257 fiches techniques PDF

Seme LAB - Bipolar NPN Device

Numéro de référence BF257
Description Bipolar NPN Device
Fabricant Seme LAB 
Logo Seme LAB 





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BF257 fiche technique
BF257
Dimensions in mm (inches).
8.51 (0.34)
9.40 (0.37)
7.75 (0.305)
8.51 (0.335)
6.10 (0.240)
6.60 (0.260)
12.70
(0.500)
min.
(00.0.8395)max.
0.41 (0.016)
0.53 (0.021)
dia.
5.08 (0.200)
typ.
0.74 (0.029)
1.14 (0.045)
0.71 (0.028)
0.86 (0.034)
2
13
45°
2.54
(0.100)
1 – Emitter
TO39 (TO205AD)
PINOUTS
2 – Base
3 – Collector
Bipolar NPN Device in a
Hermetically sealed TO39
Metal Package.
Bipolar NPN Device.
VCEO = 160V
IC = 0.1A
All Semelab hermetically sealed products
can be processed in accordance with the
requirements of BS, CECC and JAN,
JANTX, JANTXV and JANS specifications
Parameter
VCEO*
IC(CONT)
hFE
ft
PD
Test Conditions
@ 10/30m (VCE / IC)
* Maximum Working Voltage
Min.
25
Typ.
90M
Max.
160
0.1
0.8
Units
V
A
-
Hz
W
This is a shortform datasheet. For a full datasheet please contact [email protected].
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.
Semelab plc.
Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
E-mail: [email protected] Website: http://www.semelab.co.uk
Generated
1-Aug-02

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