Description
What it is
The 1W Yellow LED Chip is an electronic component designed for light production in small devices or custom projects. This LED chip is suitable for both beginners and more experienced makers.
Features
- Power rating: 1W
- Operating voltage: 2.1V-2.5V
- Maximum current: 350mA
- Chip dimensions: 45×45 mil
What it is for
LED chips can be used to add lighting or signals to your Arduino projects and other devices. You can build small LED chandeliers, status indicators, or any other device that requires an efficient light source.
Tutorial: How to use 1W LED Chip
The 1W LED Chip is ideal for low-power lighting projects. Useful for beginners and intermediate makers.
What you need
- 1W LED Chip 350mA 2.1V-2.5V
- Current limiting resistor
- Power supply (2.1V-2.5V)
- Test circuit
Steps
- 1. Check the power supply voltage: 2.1V-2.5V.
- 2. Check the datasheet for the maximum allowed current (350mA).
- 3. Connect the current limiting resistor between the Chip Led and the power supply.
- 4. Connect the power supply to the test circuit.
- 5. Mount the Chip Led on the test circuit.
- 6. Check the multimeter of the Chip Led.
- 7. Turn on the power supply and check the illumination.
- 8. If it doesn’t work, check the connections and the correct supply voltage.
Mini project
Build a small LED lamp 1W using a Chip Led 1W, a current limiting resistor, and a power supply.
Common mistakes
- Connect the Chip Led to a voltage higher than 2.5V.
- Do not use a current limiting resistor.
- Mount the Chip Led without checking the maximum current.
- Do not check the connections before turning on the power supply.
Recommended accessories
- Current limiting resistor
- Power supply (2.1V-2.5V)
- Test circuit
- Chip Led 1W Datasheet
Frequently asked questions
Can I use a Chip Led 1W with a 3V power supply?
Check the datasheet, but generally 3V exceeds the recommended range (2.1V-2.5V).
Which resistors can I use?
Calculate the resistor using the formula R = (V – Vf) / I, where Vf is the forward voltage of the LED.
Does the Chip Led 1W work with AA batteries?
Check the datasheet, but AA batteries have a voltage of 1.5V, which might be insufficient.
Can I connect multiple Chip Led 1W in series?
Check the datasheet, but generally it is not recommended to avoid overloading.








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