Power - Triode ·Triode
Very-high-current dual power triode for series voltage regulation and power control. Each section combines exceptionally low plate resistance, high transconductance, and roughly 30 W plate dissipation for heavy-duty pass-tube service.
Very-high-current dual power triode for series voltage regulation and power-control applications.
International Octal
General specifications
Properties common to every published source and operating point.
Electrical assignments shared by every tube using this base designation.
No verified pinout is recorded for this base designation.
2 physical sections, with 1 unique section. The remaining sections have identical specifications.
Section 1
Representative electrical row for repeated identical physical sections.
Source-dependent data
Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.
Data set 01
Published operating points and test conditions from this source.
Heater or filament voltage
6.3 V
Published nominal or representative value
Heater or filament current
5 A
Published nominal or representative value
Transconductance
13500 µS
Published operating characteristic
Maximum plate dissipation
30 W
Published maximum rating
Data set 02
Published operating points and test conditions from this source.
Heater voltage
6.3 V
Nominal
Heater current
5 A
Nominal
Plate voltage
0 V
Published operating table; OperatingPoint1
Plate voltage
400 V
Published operating table; OperatingPoint2
Plate current per section maximum
400 mA
PerSection
Maximum altitude at full ratings
10000 ft
Transconductance
11 uS
Published operating table; OperatingPoint1
Transconductance
0 uS
Published operating table; OperatingPoint2
Transconductance
16 uS
Published operating table; OperatingPoint3
Transconductance
0 uS
Published operating table; OperatingPoint4
Data set 03
Published operating points and test conditions from this source.
Heater/filament voltage
6.3 V
Heater/filament current
5 A
Application summary
Long-life ruggedized twin power triode for regulator pass service.
Plate voltage
100 V
Plate current per section
200 mA
Transconductance
40000 uS
Maximum shock
720 G
Heater-cathode voltage minimum
-300 V
Heater-cathode voltage maximum
300 V
Data set 04
Published operating points and test conditions from this source.
HeaterVoltageNominal
6.3 V
Nominal
HeaterCurrentNominal
5 A
Nominal
Maximum Plate Voltage
400 V
Maximum Plate Dissipation
30 W
Maximum Cathode Current
400 mA
Transconductance
13500 µS
Typical
Amplification Factor
2.7
Typical
Data set 05
Published operating points and test conditions from this source.
Heater voltage
6.3 V
Nominal
Heater current
5 A
Nominal
Maximum plate voltage
400 V
Promoted published value
Maximum plate dissipation
30 W
Promoted published value
Maximum cathode current
400 mA
Promoted published value
Voltage (AC or DC)
0.6 V
Heater Characteristics and Ratings (Absolute-Maximum Vatuesl:
Current at heater volts =
0 V
Heater Characteristics and Ratings (Absolute-Maximum Vatuesl:
respect to cathode
300 V
Heater Characteristics and Ratings (Absolute-Maximum Vatuesl:
Cathode Warm-Up Time (Minimum)
30 s
Heater Characteristics and Ratings (Absolute-Maximum Vatuesl:
Plate Supply Voltage
190 V
Characteristics, Class A I AmDl if ier (Each Unit):
Cathode Resistor
200 ohm
Characteristics, Class A I AmDl if ier (Each Unit):
Plate Resistance (Approx )
200 ohm
Characteristics, Class A I AmDl if ier (Each Unit):
Transconductance
13500 uS
Characteristics, Class A I AmDl if ier (Each Unit):
PLATE VOLTAGE
400 V
Maximum Ratings, Absolute-Maximum Values:
PLATE CURRENT
400 mA
Maximum Ratings, Absolute-Maximum Values:
PLATE DISSIPATION
30 W
Maximum Ratings, Absolute-Maximum Values:
For cathode-bias operation
0.5 megohm
Maximum Ratings, Absolute-Maximum Values:
b Minimum resistance per cathode should De
27 ohm
Maximum Ratings, Absolute-Maximum Values:
Heater Current
5.25 A
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
x ote iswith
6.3 V
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
of 9000 micromhos, a maximum heater-to-cathode leakage current
9000 uS
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
(both units) of
100 mA
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
the fol lowing conditions: Heater voltage of
6.3 V
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
of 9000 r~icromhos, a maximum heater—to—cathode leakage current
9000 uS
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
Iboth units! of
100 mA
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
Plate resistance
200 ohm
Promoted published value
Transconductance
13500 uS
Promoted published value
Amplification factor
2.7
Promoted published value
Plate Current (Each Unit)
200 mA
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
Plate Current (Each Unit)
10 mA
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
Note
500 V
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
ohms (each grid), and cat node resistor of
200 ohm
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
Note
1 V
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
unit of
150 A
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
current Iboth units) of
8 A
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
of 6.3 volts, plate supply voltage of 190 volts, grid resistor
190 V
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
of 500 ohms in each grid, cathode resistor of 200 ohms in each
200 ohm
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
through the frequency range from
50 s
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
plate load resistor in excess of
200 V
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
supply voltage of
500 V
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
grid, and cathode resistor of
200 ohm
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
current (both units) of
8 A
CHARACTERISTICS RANGE VALUES FOR EQUIPMENT DESIGN
individual
1000 ohm
than5 volts to al low for variations in the characteristics of