Single Triac 2000w AC Voltage Regulator circuit | Dimming, Motor Speed, Heating Control

Опубликовано: 27 Февраль 2026
на канале: easy project4U
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2000w AC Voltage Regulator circuit | Dimming, Motor Speed, Heating Control Circuit Diagram | JLCPCB #electronicsprojects #circuit #jlcpcb

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In this video, we'll explore how to build and use a versatile voltage regulator circuit that can be used for dimming lights, controlling motor speed, and managing heating elements. Whether you're a DIY enthusiast or a professional, this tutorial will provide you with all the information you need.

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Contents of this video:
0:00 - Introduction
00:07 - Components Required
01:19 - Circuit Diagram
01:24 - jlcpcb
2:28 - 2000w AC Voltage Regulator PCB
04:05 - PCB Testing
05:42 - DIY Circuit Testing

Working Principle:
The 2000W AC voltage regulator operates by using a TRIAC and DIAC to control the phase angle of the input AC voltage. This method of phase control allows you to adjust the power delivered to the load by varying the point in the AC cycle at which the TRIAC is triggered. This can effectively control the brightness of a light bulb, the speed of a motor, or the temperature of a heating element.

Key Features:
Suitable for high-power applications up to 2000 watts
Adjustable output for precise control
Easy to build with readily available components

Applications:
Light dimming for incandescent and LED bulbs
Motor speed control for drills, fans, and other appliances
Heating control for soldering irons, electric heaters, and more

Components Required DIY Circuit:
TRIAC ( bt136 )
DIAC ( db3 )
Potentiometer ( 500K )
Resistors ( 39K/3W )
Capacitors ( 100nf/450v )
Heat sink (for TRIAC)

Components Required PCB:
TRIAC ( bt136 )
DIAC ( db3 )
Potentiometer ( 500K )
Resistors ( 100Ω/3W , 4.7K )
Capacitors ( 100nf/450v - 2 )
Heat sink (for TRIAC)
PCB for assembly

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