NJ7P SQL Tube Database Query

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3B2
Half-Wave Rectifier

EIA Base & Outline

EIA Base: 8GH

Substitute Data

Preferred Substitutes ......................... 3A3
Substitutes ................................... 3AW3 3CA3

Mechanical Data

Bulb .......................................... T-12
Base Type ..................................... Short Jumbo Shell Octal 8-Pin
EIA Outline ................................... 12-201
Maximum Overall Height ........................ 5.219 In.
Maximum Seated Height ......................... 4.688 In.
Maximum Diameter .............................. 1.719 In.
EIA Base ...................................... 8GH
Top Cap ....................................... Small
Cathode ....................................... Coated Unipotential
Mounting Position ............................. Any

Electrical Data

Heater Voltage ................................ 3.15 V
Heater Current ................................ 0.22 A

Maximum Ratings (Design Center Values)

Diode
Peak Inverse Plate Voltage .................... 30000 V

Characteristics and Typical Operation

Pulsed Rectifier in TV
Output Current ................................ 1.7 mA

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Fri, 24 Jun 2022 18:29:56 -0700