DIY Lab Bench Power Supply !
by Kedar Nimbalkar in Circuits > Electronics
4594 Views, 29 Favorites, 0 Comments
DIY Lab Bench Power Supply !


A Bench Power Supply Is Very Important Instrument For Your Electronics Hobby or Professional Work , Everything Needs Power Supply ! Under 60 $ It's Very Useful DIY Project For Anyone Interested In Electronics.
We're going to make a lab bench power supply rated at 216 Watts ,36 volts & 6 Amperes . Compact Size & Light Weight (500 Grams).
A Single Potentiometer interface makes it Really Easy to Use & Make as Well !
Here Are Technical Specifications.
Output Current 0~6A
Output voltage 0~36V
The voltage regulator / display resolution 0.01V
The minimum resolution of power Display 0.001W
The current regulator / display resolution 0.001A
The minimum resolution of capacity 0.001AH
Output Ripple ≤50mV
Parts List




1. A Plastic Case (2 $)
http://www.ebay.com/sch/i.html?_sacat=0&_sop=15&_nkw=project+box&_frs=1
2. 36v ,10 Amp Switching Power Supply ( 30$ )
3. B3606 Power Supply Controller Module( 21$)
http://www.ebay.com/sch/i.html?_from=R40&_sacat=0&LH_BIN=1&_nkw=b3606&_sop=12
4. 12v Dc Fan (1$)
http://www.ebay.com/sch/i.html?LH_BIN=1&_from=R40&_sacat=0&_nkw=12v+fan&_sop=15
Connections Diagram !
.png)





1. Connect Switching Power Supply To The B3606 Power supply Module . Watch The Polarity Carefully !
2.Use Zener Diode To Run 12v Fan on 36 Volts .(See Circuit Diagram)
3. Make Sure That There's No Short circuit ! ( With Continuity Testing of Multimeter)
4. Use Hot Glue To Stick All Togather In a Desired Plastic Case
5. Refer This Block Diagram For Connections .
Make a Control Panel !







1. To Install this Power Supply Control Circuit To a Desired Location I Made This Extension cables.
2. Make Cut In Plastic Case For Display Buttons & Rotary Encoder.
3. The Hole For The Display Was Some What Messy ,So I Covered It With AntiStatic Bag & Transparant Tape . It Also Helps With The Better Visibility of The Display.
4. Then Hot Glue Switches ,Rotary Encoder & Display Module.
5. Double Checked Everything Works Good !
Plug-It-In...


Plug It In & Do The Fun !
Here's The Specifications For This Power Supply
Input Voltage 6V~40V (For B3606 Module)
Output Current 0~6A
Output voltage 0~36V
Operating Temperature ﹣40℃~+85℃
Display resolution 0.01V
The minimum resolution of power Display 0.001W
The current regulator / display resolution 0.001A
The minimum resolution of capacity 0.001AH
Output Ripple ≤50mV
Have a Fun Guy's !
Take a Look At My Other Projects !
# B3606 Power Supply Module Review
https://youtu.be/uIfqRwkVOyk
# World's Smallest Power Supply !
# Mini Electric Screwdriver Keychain !