Tube-number record
5646
0 archive entries
5646 is a tube type in the TubeDatabase archive (class: High Mu Triode). Recorded specifications: brand Sylvania, year 1948, construction Triode, socket Flexible / flying leads, maximum plate voltage 150 V, and maximum plate dissipation 0.35 W. The archive does not yet hold a photographed example of this type.
BrandSylvania
ClassHigh Mu Triode
BaseFlexible / flying leads
Filament6.3 V @ 150 mA
Construction
Primary TypeTriode
EnvelopeSubminiature
SectionsSingle
Filament / Heater
Heater NotesAC or DC
Absolute Maximum Ratings
Plate Voltage150 V
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Class A1 Amplifier | 100 V | 2400 | 29000 | 70 | 0.86 mA |
| Resistance Coupled Amplifier (100V) | 100 V | — | 470000 | 40 | — |
| Resistance Coupled Amplifier (150V) | 150 V | — | 470000 | 40 |
Application Notes
Type 5646 is a high mu subminiature triode for use in compact, light-weight equipment. Flexible leads permit the tube to be wired directly to circuit components.
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