50DC4
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BrandGeneral Electric
ClassHalf-wave Power Rectifier
BaseMiniature Button 7-Pin
Filament50V @ 150mA
Construction
Primary TypeDiode
Rectifier TypeHalf-wave
EnvelopeT-5 1/2 Glass
Base MaterialGlass
Sections1
Filament / Heater
Heater NotesHeater is tapped at 7.5V to permit operation of a panel lamp. Tapped voltage is 5.5V when using panel lamp 40 or 47.
Absolute Maximum Ratings
Plate Voltage330 V
Cathode Current120 mA
H-C Voltage330 V
Audio Performance
Key Features
- Miniature construction
- Tapped heater for panel lamp
- Designed for series-connected heaters
- Line-operated equipment application
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Half-wave Rectifier without Panel Lamp | 117V | - | - | - | 110mA |
| Half-wave Rectifier with Panel Lamp 40 or 47 | 117V | - | - | - | 70mA |
Application Notes
The 50DC4 is a miniature half-wave rectifier designed for use in line-operated equipment having series-connected heaters. The heater is tapped to permit operation of a panel lamp. Maximum DC output current depends on use of shunting resistors with panel lamps.
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