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7802WB

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BrandIndustrial Electron
ClassMedium-Mu, Twin Power Triode
BaseLarge wafer octal 8-pin
Filament6.3V @ 2.5mA

Construction

Primary TypeTwin Triode
Envelope712 Nonex
Base MaterialGlass-bonded mica
Sections2

Filament / Heater

Heater NotesRange 6.0 to 6.6 Volts

Absolute Maximum Ratings

Plate Voltage250 V
Plate Dissipation15 W
Grid 1 Voltage-300 V
Cathode Current160 mA
H-C Voltage450 V

Audio Performance

Key Features
  • Warp-free graphite anodes
  • Ceramic element spacers
  • Nine mount snubbers
  • High perveance
  • Ruggedized construction

Typical Operation

ModePlate VGm (µmhos)Rp (Ω)µPlate mA
Series Regulator100V20000-9140mA

Application Notes

Widely used as a passing tube or series regulator in controlled power supplies. Cathode resistors are recommended for equalizing current when paralleled.

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