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Voltage - Triode (single) ·Triode

6S31B

Improved-reliability Russian triode designed for low-frequency voltage amplification, emphasizing dependable operation in electronic equipment.

Directly heatedCold cathodeCommon cathodeDissimilar
Sections
1
Base
-
Socket code
-
Base pins
8
Nominal heater
6.3 V / 220 mA

Description

Triode of improved reliability Tpuon nosbimeHHOfi Hamexuoctu 6C31b mpen- The 6C31b triode of improved reliability is HasHaueH O YCHJEHHA Harpsi>KeHus HHU3KOI ua- designed for amplification of low-frequency vol-

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base
-
Socket code
-
Base pins
8
Nominal heater voltage
6.3 V
Nominal heater current
220 mA
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

Triode

X-ray radiationInterelectrode capacitances
Transconductance
0.0188 S
Amplification factor
17
Max plate voltage
100 V
Max plate dissipation
2.5 W
Max cathode current
60 mA

Published electrical characteristics and permissible ratings promoted where OCR labels were unambiguous; remaining published numeric table entries retained in TUBE_SECTION_PARAMETER.

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

195X Russian

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Published electrical value

    6

    6C3Ib Tpuox noBbinieHHOH HaAEXKHOCTH

  • Tpuon nosbimeHHOfi Hamexuoctu

    6

    Tpuon nosbimeHHOfi Hamexuoctu 6C31b mpen- The 6C31b triode of improved reliability is

  • Tpuoapl nosoiienHolt Hamexuoctd

    6

    Tpuoapl nosoiienHolt Hamexuoctd 6C31B BoHI- The 6C31bB triodes of improved reliability are

  • CTEKJSHHOM

    0

    CTEKJSHHOM 0aJ/lJIOHe ¢ BOCHbMbIO MMOKHME BBIBOJAA- provided with eight flexible leads and an indi-

  • Tpuoabl nosblieHHoil HagexHoctn

    6

    Tpuoabl nosblieHHoil HagexHoctn 6C31B ye-

  • TOMYMBBL K BO

    6

    TOMYMBBL K BO3JEHCTBHIO OKpYXKallied TeMnepa- The 6C31b triodes of improved reliability are

  • Published electrical value

    40

    +40°C, as well as to mechanical loads: linear

  • oo

    15

    oo 100 g, suGpanvorHbIX A0 15 g, ynapHBIX MHO- loads up to 100 g, vibration loads up to 15 g,

  • roKpaTHelXx g

    150

    roKpaTHelXx g0 150 g, yoapHBHIX OAMHOUYHBIX JO multiple impact loads up to 150 g and single im-

  • Published electrical value

    500

    500 g. pact loads up to 500 g.

  • l'apanTupoBaHHas goaroBeynocts

    2000

    l'apanTupoBaHHas goaroBeynocts 2000 uacos. Service lile guarantee: 2000 hr.

  • Published electrical value

    3

    3JEKTPHUYECKHE JIAHHBIE

  • Cglk

    0.9 pF

    Cglk 4,1+0,9 pF Cgla

  • NPEOEJABHO JONYCTHUMBIE

    3

    NPEOEJABHO JONYCTHUMBIE 3KCHJAYATAILLHOHHBIE NAHHBIE

  • Published electrical value

    200 V

    U, 100 V Upn 200 V

  • P,%)

    220

    P,%) 25W Tfiamlon—xa 220°C

  • Published electrical value

    10

    1) TIpu sanepto#i Jamme, npu I, << 10 pA.

  • Published electrical value

    3.5 W

    2) TIpu moaroseunoctd 125 4 P, =3,5 W.

  • With service life of

    35 W

    With service life of 125 hr, P, =35 W.

  • Tpuon NOBLIIEHHON HANEKHOCTH

    3

    Tpuon NOBLIIEHHON HANEKHOCTH 6( : 3' E

  • Published electrical value

    39

    . S0max 39max ]

  • ' . VAL

    -0.5 V

    ' . VAL -0,5V ismll/v L

  • Published electrical value

    21 V

    0 Z2 & 6 8 upnv 0 20 40 60 Ua. V -8 -6 ~4 -2 0 21Uy

Other

  • Hawuboabimnit Bec

    4

    Hawuboabimnit Bec 4 e. Maximum weight: 4 gr.

Data set 02

1970 Russian Tubes Mashpriborintorg

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Source symbol U,

    63 V

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol I,

    40±10 mA

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol I,

    220+22 mA

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol I,

    <2 mA

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol U,

    50 V

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol S

    188 mA/V

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol Cglk

    4.1+0.9 pF

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol C,

    <15 pF

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol Cp,

    <8 pF

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

Other

  • Source symbol Uy

    7 V

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol I,

    60 mA

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol U,

    100 V

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol Upn

    200 V

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol U,

    330 V

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol Rg

    1 MΩ

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

  • Source symbol xa

    220 °C

    Published bilingual datasheet table; source symbol preserved because OCR/notation may be ambiguous.

Data set 03

1981 Russian Tubes Katsnelson and Larionov

Published operating points and test conditions from this source.

SECTION 1

Triode

Characteristics

  • Heater current

    -22 mA

    Translated from Russian source; OCR line: Ток накала, мА. , . . . . . . . , 220=22 220--22

  • Plate current

    -10 mA

    Translated from Russian source; OCR line: Ток анода, мА 40 Ю 40=-10

  • Transconductance

    188 mA/V

    Translated from Russian source; OCR line: Крутизна характеристики, мАВ . 18-$ 188

  • Transconductance

    5.7 mA/V

    Translated from Russian source; OCR line: Крутизна характеристики при Ов=5,7 В,

  • Amplification factor

    -5

    Translated from Russian source; OCR line: Коэффициент усиления й .. 17і5 17=-5

Other

  • Service life

    5000 h

    Translated from Russian source; OCR line: Наработка, ч . й >2000 > 5000

  • Heater voltage

    -6.6 V

    Translated from Russian source; OCR line: Напряжение накала, В . 5,7—7 — 6-—6,6

  • Plate voltage

    100 V

    Translated from Russian source; OCR line: Напряжение анода, В , 100 100

  • Plate dissipation

    2.5 W

    Translated from Russian source; OCR line: Мощность, рассеиваемая анодом Вт й 2,5 2,5