6N28B-V

Double triode for low-frequency voltage amplification and generation.

Case type: with glass envelope, microminiature.

Mass 5 g.

Main parameters (at U_{f} = 6.3 V, U_{a} = 50 V, U_{g} = -1 V)

Filament current, mA | 247±22 |

Anode current, mA | 7±3 |

1 | ≤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 U | ≥3.6 |

Gain ratio | 22±6 |

Vibronoise voltage (at R | ≤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, at normal ambient air temperature at ambient air temperature +200 | 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, | -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