E442
E442 is Triode manufactured by Philips Semiconductors.
E442 PHILIPS
Tetrode, HF or MF amplifier Dimensions (mm) Heating indirect, AC or DC, parallel a g2 g1 m k f1 f2
Capacitances
116 x 47
Vf (V) If (A)
4 1 k,m f1
3 g2 1 5 a
4 g1
Base O g2 1
2 f2 f1 a
6 3 k,m 4 g1
Base A
2 f2 g1
5 a
6 3 g2 2 4 k,m
15 f1 Base N f2
Cag1 (p F)
FP 1999.08.09 1/2
E442 PHILIPS
Typical characteristics Operating characteristics Limiting values
Va (V) Ia (m A) Vg1 (V) Vg2 (V) Ig2 (m A) µ S (m A/V) Ri (kΩ)
Vb (V) Ra (kΩ) Rg2 (kΩ) Rk (kΩ) Ia (m A) Ig2 (m A) Vg2 (V) Vk (V)
Pa max (W)
200 1.5 -1.3 100 0.6 700 0.9 800
200 160 0.6 1.5 0.6 100 1.3
FP 1999.08.09...
