NJ7P SQL Tube Database Query

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3-400Z
Power Triode

EIA Base & Outline

EIA Base: F3

Mechanical Data

EIA Base ...................................... F3

Electrical Data

Heater Voltage ................................ 5 V
Heater Current ................................ 14.5 A

Direct Interelectrode Capacitances (approx)

Triode
Input ......................................... 7.4 pf
Output ........................................ 0.07 pf
Grid to Plate ................................. 4.1 pf

Maximum Ratings (Design Center Values)

Triode
Plate Voltage ................................. 3000 V
Plate Dissipation ............................. 400 W

Characteristics and Typical Operation

GG Class B Amplifier
Plate Voltage ................................. 3000 V
Grid No. 1 Voltage ............................ 0 V
Grid No. 1 Current ............................ 120 mA
Plate Current (Zero Signal) ................... 100 mA
Plate Current (Maximum Signal) ................ 333 mA
Driving Power ................................. 32 W
Power Output (approx) ......................... 655 W

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Tue, 28 Jun 2022 02:07:55 -0700