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Specialized - Ignitron ·IgnitronPowerSwitch

5550

Sealed clamp-cooled mercury-pool ignitron designed primarily for resistance-welding control, providing extremely high-current controlled conduction for industrial welding power systems.

Directly heatedCold cathodeCommon cathodeDissimilarSpecialized
Sections
1
Base
-
Socket code
IO
Base pins
-
Nominal heater
-

Description

Sealed clamp-cooled mercury-pool ignitron for resistance-welding control. The supplied RCA datasheet was reviewed for published ratings, electrical characteristics, operating conditions, timing/capacitance data, and application-specific limits.

Socket description

International Octal

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
IO
Base pins
-
Nominal heater voltage
-
Nominal heater current
-
Parallel heater voltage
-
Parallel heater current
-
Series capable
No

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

IgnitronPowerSwitch

X-ray radiationInterelectrode capacitances
Max plate voltage
3000 V
Max cathode current
2 A

Published maximum ratings and device-specific characteristics are promoted where schema-compatible; remaining switching/gauge/regulator electrical data is retained in section parameters.

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 2 of 7

Published operating points and test conditions from this source.

SECTION 1

IgnitronPowerSwitch

Characteristics

  • Peak ignitor voltage required to fire

    200 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak ignitor current required to fire

    30 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Starting time at required voltage or current

    100 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • At peak anode current of 1697 amperes — published value 1

    1697 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • At peak anode current of 1697 amperes — published value 2

    30 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • At peak anode current of 70.4 amperes — published value 1

    70.4 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • At peak anode current of 70.4 amperes — published value 2

    12 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Clamp height (Approx ) — published value 1

    1 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Clamp height (Approx ) — published value 2

    -7 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Clamp height (Approx ) — published value 3

    8 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • a Clamp-Temperature Range of 10° to 75° C — published value 1

    10 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • a Clamp-Temperature Range of 10° to 75° C — published value 2

    75 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • a Clamp-Temperature Range of 10° to 50° C — published value 1

    10 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • a Clamp-Temperature Range of 10° to 50° C — published value 2

    50 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • ~ For supply voltages between 250volts and 600 volts, duty is propor — published value 1

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • ~ For supply voltages between 250volts and 600 volts, duty is propor — published value 2

    600 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • tional to supply voltage. For supply voltages lower than 250 volts,

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • the values for 250 volts apply

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • e For supply voltages between 250 volts and 600 volts, tlemantl anode — published value 1

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • e For supply voltages between 250 volts and 600 volts, tlemantl anode — published value 2

    600 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • voltage. For supply voltages lower than 250 volts, the values for 250 — published value 1

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • voltage. For supply voltages lower than 250 volts, the values for 250 — published value 2

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • CLAMP TEMPERATURE ('C)=10 TO 50 — published value 1

    10 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • CLAMP TEMPERATURE ('C)=10 TO 50 — published value 2

    50 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • CLAMP TEMPERATURE (C)=10 TO 50 — published value 1

    10 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • CLAMP TEMPERATURE (C)=10 TO 50 — published value 2

    50 A

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • RMS ANODE SUPPLY VOLTS=250 TO 600_ — published value 1

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • RMS ANODE SUPPLY VOLTS=250 TO 600_ — published value 2

    600 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

Other

  • SUPPLY VOLTAGE (RMS) — published value 1

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • SUPPLY VOLTAGE (RMS) — published value 2

    250 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 1

    282 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 2

    846 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • conduction)° — published value 1

    200 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • conduction)° — published value 2

    600 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 1

    9 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 2

    4.86 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • second maximum — published value 1

    1680 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • second maximum — published value 2

    1680 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • SUPPLY VOLTAGE (RMS) — published value 1

    600 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • SUPPLY VOLTAGE (RMS) — published value 2

    600 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 1

    118 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 2

    354 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • conduction)° — published value 1

    83 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • conduction)° — published value 2

    250 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 1

    9 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 2

    4.86 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • second maximum — published value 1

    700 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • second maximum — published value 2

    700 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 1

    564 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 2

    1692 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • conduction)• — published value 1

    400 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • conduction)• — published value 2

    1200 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 1

    22 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 2

    4 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 3

    12.1 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • second maximum — published value 1

    3360 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • second maximum — published value 2

    3360 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 1

    236 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 2

    708 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • conduction)° — published value 1

    167 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • conduction)° — published value 2

    500 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 1

    22 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 2

    4 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • maximum)° — published value 3

    12.1 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • second maximum — published value 1

    1400 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • second maximum — published value 2

    1400 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • CLAMP TEMPERATURE — published value 1

    70 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • CLAMP TEMPERATURE — published value 2

    40 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Forward — published value 1

    3000 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Forward — published value 2

    3000 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Inverse — published value 1

    3000 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Inverse — published value 2

    3000 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 1

    500 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak — published value 2

    500 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Averagef — published value 1

    3 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Averagef — published value 2

    15 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • CLAMP TEMPERATURE — published value 1

    60 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • CLAMP TEMPERATURE — published value 2

    40 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Forward — published value 1

    6000 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Forward — published value 2

    6000 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Averagef — published value 1

    2 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Averagef — published value 2

    5 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Averagef — published value 3

    8 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Positive

    900 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Negative

    5 V

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • Peak

    100 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • interval of 5 seconds maximum) — published value 1

    5 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • interval of 5 seconds maximum) — published value 2

    1 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.

  • b Column 1 represents operation at maximum average anode current; Column

    1 mA

    Published datasheet value; multiple values on one row represent separate limits, service ratings, or operating conditions.