2N3917
Seme LAB
Bipolar NPN Device2N3917
Dimensions in mm (inches).
25.15 (0.99) 26.67 (1.05) 10.67 (0.42) 11.18 (0.44)
6.35 (0.25) 9.15 (0.36)
1.52 (0.06) 3.43 (0.135)
Bipolar NPN Device in a Hermetically sealed TO3
Metal Package.
38.61 (1.52) 39.12 (1.54) 29.9 (1.177) 30.4 (1.197) 16.64
2N3947
Bipolar NPN Device2N3947
Dimensions in mm (inches).
5.84 (0.230) 5.31 (0.209)
4.95 (0.195) 4.52 (0.178)
Bipolar NPN Device in a Hermetically sealed TO18
Metal Package.
0.48 (0.019) 0.41 (0.016)
dia.
2.54 (0.100) Nom.
31 2
1 – Emitter
TO18 (TO206AA) PINOUTS
2 – Base
3 – Collector
Bipolar NPN Device.
VCE
Seme LAB
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