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E428 Datasheet Triode

Manufacturer: Philips Semiconductors (now NXP Semiconductors)

Overview

E428 PHILIPS Triode Dimensions (mm) Heating indirect, AC or DC, parallel 97 x 50 Vf (V) If (A) 4 1 a gm k f1 f2 f1 k,m 3 a1 5 4g Base O 2 f2 Typical characteristics Va (V) Ia (mA) Vg1 (V) ยต S (mA/V).