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6N28B-V

6N28B-V

Double triode for low-frequency voltage amplification and generation.

Case type: with glass envelope, microminiature.

Mass 5 g.

Main parameters (at Uf = 6.3 V, Ua = 50 V, Ug = -1 V)

Filament current, mA

247±22

Anode current, mA

7±3

1st and 2nd triode anode current difference, mA

≤2.5

Grid reverse current, mkA

≤0.1

Cathode-to-heater leakage current, mkA

≤20

Mutual conductance, mA/V

6.75±2.25

Mutual conductance (at Uf = 5.7 V), mA/V

≥3.6

Gain ratio

22±6

Vibronoise voltage (at Ra = 5 kOhm), mV

≤25

Interelectrode capacitance, pF

input

output

input-to-output

between triode anodes

3.3±0.7

2.2+0.6/-0.5

≤2

≤0.1

Durability, h

≥2000

Durability criteria

grid reverse current, mkA

mutual conductance, mA/V

mutual conductance variation

≤1

≥3.6

≤+35/-40%

Operational limits

Filament voltage, V

5.7..6.9

Anode voltage, V

150

Anode voltage in off-state, V

300

Negative grid voltage, V

150

Cathode-to-heater voltage, V

150

Cathode current, mA

10

Anode power dissipation (each triode), W

0.9

Grid power dissipation (each triode), W

0.1

Grid circuit resistance, MOhm

2

Envelope temperature, oC

at normal ambient air temperature

at ambient air temperature +200 oC (not more than 50 h)

125

240

Vibratory loads

frequency, Hz

acceleration, g

5..2000

15

Multiple mechanical impact acceleration, g

150

Single mechanical impact acceleration, g

500

Linear acceleration, g

100

Ambient air temperature, oC

-70..+200


You can order 6N28B-V from us

Russian Electronics company Russia, Moscow region, Ryazan,Sobornay square 2.

Tel: +7 (491) 227-61-51, Fax: +7 (491) 227-18-88

russian-electronics.com

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