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B409 PHILIPS
Output Triode
Dimensions (mm)
Heating direct, AC or DC, parallel
91 x 46
Vf (V) If (A)
4 0.15
a g
a1
f1
3
4g
f1 f2
Base A
2
f2
ag
23
1
f2 Base G
4
f1
Operating characteristics Limiting Values
Vb (V)
Ra (k? ) Vg (V) Ia (mA) ยต S (mA/V)
Ri (k? ) Wo (W) (d=5%)
250 12
-16 12 9 1.8 5
0.65
Wa max (W)
3
FP 2007.09.
B409 Datasheet
