12DF5
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BrandTUNG-SOL
ClassDouble Diode Full Wave Rectifier
Base9-pin miniature button
Filament12.6V @ 450mA
Construction
Primary TypeDouble Diode
Rectifier TypeFull Wave
EnvelopeGlass Bulb
Sections2
Filament / Heater
Heater NotesSeries or Parallel connection
Absolute Maximum Ratings
Plate Voltage450 V
H-C Voltage450 V
Audio Performance
Key Features
- Coated Unipotential Cathode
- Center-Tapped Heater
- Separate Cathode Connections
- High Output Current Capabilities
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Full Wave Rectifier - Capacitor Input Filter | 325V | - | - | - | 100mA |
| Full Wave Rectifier - Choke Input Filter | 450V | - | - | - | 100mA |
Application Notes
The 12DF5 is a double diode full wave rectifier in the 9-pin miniature construction designed for use in equipment with relatively high current requirements.
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