What Power Supply Do LEDs Need? Essential Guide

Learn about the power supply requirements for LEDs, including voltage and current settings for optimal performance.

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LEDs require a direct current (DC) power supply, typically ranging from 2 to 3.6 volts. It's crucial to use a current-limiting resistor to avoid damaging the LED by providing too much current. Consulting the LED's datasheet ensures you use the appropriate voltage and current settings for optimal performance.

FAQs & Answers

  1. What is the typical voltage range for LEDs? LEDs typically require a voltage range between 2 to 3.6 volts.
  2. Why do I need a current-limiting resistor for LEDs? A current-limiting resistor is necessary to prevent excessive current flow, which can damage the LED.
  3. Where can I find the power specifications for my LED? You can find the power specifications in the LED's datasheet, which provides detailed voltage and current information.
  4. What type of power supply is suitable for LEDs? LEDs require a direct current (DC) power supply compatible with their voltage specifications.

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