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Rectifier - Half Wave ·Rectifier

7014

Directly heated mercury-vapor/gas-filled high-current rectifier for industrial supplies. Its heavy filament and low gas-discharge forward voltage provide ampere-class power conversion.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
4BS
Socket code
B9A
Base pins
4
Nominal heater
2.5 V / 11.5 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.

Socket description

Small-button Noval 9-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
4BS
Socket code
B9A
Base pins
4
Nominal heater voltage
2.5 V
Nominal heater current
11.5 A
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

4BS - 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
Max cathode current
2.5 A
Rectifier peak inverse voltage
900 V
Rectifier nominal output current
2.5 A
Rectifier peak forward current
10 A
Rectifier forward voltage drop
10 V

Representative row for electrically identical rectifier sections of full-wave tube.

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

1957 National Electronics

Published operating points and test conditions from this source.

SECTION 1

Rectifier

Other

  • Maximum DC output current

    2.5 A

  • Maximum instantaneous output current

    10 A

  • Maximum peak inverse voltage

    900 V

Characteristic

  • Filament heating time

    15 s

  • Typical arc drop

    10 V

  • Typical anode starting voltage

    10 V

Construction

  • Filling

    Argon/mercury vapor

Application

  • Service

    Industrial power rectifier

Data set 02

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

    11.5 A

    Published datasheet value

  • Current at 2.5 volts — published value 3

    1 A

    Published datasheet value

  • P i n 1 -Anode No.2 — published value 1

    1

    Published datasheet value

  • P i n 1 -Anode No.2 — published value 2

    3

    Published datasheet value

  • Pin 2 -Filament — published value 1

    2

    Published datasheet value

  • Pin 2 -Filament — published value 2

    4

    Published datasheet value

  • No load

    18

    Published datasheet value

  • Full load

    28

    Published datasheet value

  • For dower-su¢¢Ly frequency of 6o c¢s

    6

    Published datasheet value

Other

  • Typical Anode Starting Voltage

    10

    Published datasheet value

  • PEAK INVERSE ANODE VOLTAGE

    900 mA

    Published datasheet value

  • Peak

    10 mA

    Published datasheet value

  • Peak inverse anode voltage

    900 V

    Published rectifier rating

  • Maximum average anode/DC output current

    2.5 A

    Published rectifier rating