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:: Home » 2N3055

2N3055

12V 5V Dual Power Supply Circuit Diagram 3A max

Last Updated on: May 13, 2024 by Apichet Garaipoom
12V and 5V Dual Power Supply Circuit Diagram at 3A max

This is 5v 12v dual power supply circuit using 2N3055 and Zener diode for 12V then to LM309 or IC-7805 dc regulator IC for 5V output which easy circuit […] Read more

Categories Power supply Tags 12V Power Supply, 2N3055, 5V, Multi voltage regulated dc power supply 10 Comments

How 741 Op-Amp Power supply Circuit works

Last Updated on: March 25, 2025 by Apichet Garaipoom
How 741 Op Amp Power supply Circuit work

Though very ancient, it still is many useful. Read more

Categories Power supply Tags 2N3055, IC-741, op-amp, Transistor Power Supplies 10 Comments

Simple Voltage regulator using 2N3055

Last Updated on: April 13, 2025 by Apichet Garaipoom
Simple Voltage regulator using 2N3055

You want to use a DC regulator or learn about voltage regulators using 2N3055.  Why use this transistor? Normally, it can be used with loads that require a current not exceeding 2A and a voltage of not more than 30V. This is enough for general work. It’s a transistor that people like to use for … Read more

Categories Power supply Tags 2N3055, Fixed voltage regulator 12 Comments

40W transistor audio amplifier circuit with PCB

Last Updated on: January 12, 2024 by Apichet Garaipoom
40 watts transistor amplifier circuit with PCB

Good transistor audio amplifier circuit, at 40 watts OCL RMS using 2N3055+MJ2955 is easy to build,and very inexpensive. To use Power Supply +35V -35V 2A. Read more

Categories Amplifiers Tags 2N3055, Cheap Amps, Home Power Amplifiers, MJ2955, OCL Power Amplifiers 18 Comments

LM317 with pass 2N3055 transistor circuit regulators

Last Updated on: March 19, 2025 by Apichet Garaipoom

High quality, 3A adjustable voltage regulator. Using LM317 and 2N3055 so easy and cheap. Adjust voltage in steps 3V, 6V, 9V, 12V. And In fine, 1.25V to 20V. Read more

Categories LM317, Power supply, Variable Supply Tags 2N3055, Multi voltage regulated dc power supply 39 Comments
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