Electronics Area

Electrical and Electronics Tutorials and Circuits
  • Home
  • Tutorials
    • DC Theory Tutorials
    • Alternating Current (AC)
    • Digital Electronics
  • Semiconductors
  • Circuit diagrams
    • Audio Circuits & Projects
    • Control Circuits
    • Detector Circuits and Projects
    • Power supply
    • Timer Circuits and Projects – 555 Timer
    • Op. Amp. Circuits
    • LED Circuits & Projects
    • Alarm Circuits and Projects
    • Test circuits
    • Battery chargers. Battery monitors and Projects
  • Instruments and Measurements in Electronics.
20 Amp Variable Power Supply using LM317

20 Amp Variable Power Supply using LM317

  •  
  •  
  •  
  •  
  •  
  •  
  •  November 18, 2020
  •  20 Amp Variable Power Supply using LM317
  •  Posted by Marcel at 5:51 am
  •  No Responses
  •  Power Supply
  •  Tagged with: 2N3055, LM317

20 Amp variable power supply with an output voltage from 1.5 to 15 volts using the LM317 regulator and 4 2N3055 power transistors to amplify the current capacity

Full Story

Follow us on Pinterest

Most Popular

  • Audio Splitter Circuit Diagram - 1 Input - 4 Outputs
    Audio Splitter Circuit Diagram – 1 Input – 4 Outputs
  • OR and AND logic gates made with diodes
    OR and AND logic gates made with diodes
  • ON-OFF Switch circuit using a 555 timer (PCB)
    ON-OFF Switch circuit using a 555 timer (PCB)
  • Humidity Sensor circuit
    Humidity Sensor circuit

Recent Posts

  • MOSFET Transistors – NMOS, PMOS
  • LM317 Variable Voltage Regulator Tutorial
  • Adding a Tweeter to a Speaker
  • 5 to 30 Minute Timer Circuit using 7555 IC
  • Coulomb’s Law – Electrostatic Force – Formula – Example
  • Structure of Matter: The Bohr Atom and the Electricity
  • Electric Field: Lines of Force and Electric Field Unit
  • Gray code – Gray code Table
  • Voltage Drop Alarm Circuit: Useful for PS testing
  • Surge Protection Circuit (Voltage Delay Circuit)

Privacy
© 2015 Electronics AreaSuffusion theme by Sayontan Sinha