LED Tester Using Transformer Circuit diagram - Simple Electronic Project

Introduction

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Diagram of All LED Test Circuit diagram

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Components Needed for this Project:

You can get the components from any of the sites below:

  1. Transformer 12vx2 [See Buy Click Amazon]
  2. 2200uF (50v) Capacitor [See Buy Click Amazon]
  3. 330 Ohm Resistor [See Buy Click Amazon]

*Please note: These are affiliate links. I may make a commission if you buy the components through these links. I would appreciate your support in this way!

Related Basic Electronic Mini Project Circuit Diagram:

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Working Principle

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Frequently asked questions

What is SMD LED voltage?

A typical 0.5W white SMD LED voltage is usually around 3.2V. While a 0.2W one uses approximately 3V. It is important to note the different categories of LEDs that relate to the power Supply output they can provide.

How can I test LED lights?

First, you can perform a Very simple flicker test with your smartphone camera. Turn it on and aim it at the lighting source in question while looking at the image captured on the screen.

How do SMD LEDs work?

That means this is an LED Chip (device) mounted directly to a light set strip, without using wires cable. This surface mounting technology is indeed what makes LED Light set Strips possible.

Do SMD LEDs need resistors?

A series resistor is required to control the LED current flow. Three white LEDs add up to about 9V, so 3V will be dropped across the resistance so they can operate from a 12V Power supply.

What is the current of LED?

Lumex's Low Current LEDs are the best solutions for low-power consumption applications. The operating current of Lumex's Low Current SMT/SMD LED.

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