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Rectifier - Half Wave ·Rectifier

615

Directly heated mercury-vapor or gas-filled high-current half-wave rectifier for substantial industrial power supplies, using gas-assisted conduction and low forward voltage drop.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
4AU
Socket code
-
Base pins
4
Nominal heater
2.5 V / 7 A

Description

Mercury-vapor or gas-filled high-current rectifier for power-supply service. The supplied datasheet was reviewed for heater/filament data, maximum ratings, operating conditions, capacitances, pulse/RF data, and thermal limits.

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
4AU
Socket code
-
Base pins
4
Nominal heater voltage
2.5 V
Nominal heater current
7 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

4AU - Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Rectifier

X-ray radiationInterelectrode capacitances
Rectifier peak inverse voltage
2000 V
Rectifier nominal output current
2.5 A
Rectifier forward voltage drop
12 V

Representative electrical section from supplied RCA data sheet.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1971 RCA HB3 Binder 6 of 7

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Characteristics

  • Voltage (AC)

    2.5

    Published datasheet value

  • Current at 2.5 volts — published value 1

    2.5 A

    Published datasheet value

  • Current at 2.5 volts — published value 2

    7 A

    Published datasheet value

  • Current at 2.5 volts — published value 3

    1 A

    Published datasheet value

  • Peak Tube Voltage Drop at anode amperes = 8 — published value 1

    8 A

    Published datasheet value

  • Peak Tube Voltage Drop at anode amperes = 8 — published value 2

    12 A

    Published datasheet value

  • Pin 1-Filament — published value 1

    1

    Published datasheet value

  • Pin 1-Filament — published value 2

    4

    Published datasheet value

  • Pin 2 - Filament

    2

    Published datasheet value

  • Pin 3-Filament

    3

    Published datasheet value

  • Temperature (Approx.)

    30

    Published datasheet value

  • For yower-suyyly frequency of 6o cys

    6

    Published datasheet value

Other

  • Typical Anode Starting Voltage

    13

    Published datasheet value

  • PEAK INVERSE ANODE VOLTAGE

    2 A

    Published datasheet value

  • Peak

    10 mA

    Published datasheet value

  • Peak inverse anode voltage

    2000 V

    Published rectifier rating

  • Maximum average anode/DC output current

    2.5 A

    Published rectifier rating