TubePad 6.0 Tube Chart

Quick Reference Data

Name: 5U4G
Use:
Glass octal type used in power supply of radio equipment having high dc requirements. Vertical tube mounting is preferred but horizontal mounting is permisible if pins 1 and 4 are in vertical plane.
Notes: Requires octal socket.


5U4G
Full-Wave Rectifier

Characteristics

Data Source and Substitute Data
Data Source ................................... RCA RC-15 - 1947
Prefered Substitutes .......................... 5AS4 
Substitutes ................................... 5V3 

Mechanical Data
Bulb .......................................... ST-16
Base .......................................... octal (5-Pins used)
EIA Base ...................................... 5T
Mounting Position ............................. Any

Electrical Data

Heater Characteristics
Heater Voltage ................................ 5.0 Volts
Heater Current ................................ 3.0 Amperes

Maximum Ratings Each Diode
Peak Inverse Plate Voltage .................... 1550 Volts
Voltage Drop @ Current ........................ 44 Volts @ 225 mA

Characteristics and Typical Operation

Rectifier
AC Plate Supply Voltage Each Plate (RMS) ...... 450 Volts
Input Capacitor ............................... 4 Mfd
Effective Plate Supply Impedance Each Plate ... 75 Ohms
DC Half-Load Output Current.................... 112.5 mA.
DC Half-Load Output Voltage.................... 515 Volts
DC Output Current ............................. 225 mA.
DC Output Voltage ............................. 445 Volts
Voltage Regulation (Half-Load to Full-Load) ... 70 Volts

Rectifier
AC Plate Supply Voltage Each Plate (RMS) ...... 550 Volts
Input Inductor ................................ 3 Hy
DC Half-Load Output Current.................... 112.5 mA.
DC Half-Load Output Voltage.................... 450 Volts
DC Output Current ............................. 225 mA.
DC Output Voltage ............................. 420 Volts
Voltage Regulation (Half-Load to Full-Load) ... 30 Volts