Description
What it is
The SuperFlux Piranha Blue LEDs from Arduiner are highly luminous electronic components, ideal for projects requiring strong illumination or signaling. These 4 pieces of blue LEDs can be used in various applications such as status indicators, LED button lamps, or any other type of lighting.
Features
- Type: SuperFlux Piranha Blue LED
- Diameter: 5mm
- Brightness: High brightness (check the datasheet)
- Number of pieces: 4
What it is for
The SuperFlux Piranha Blue LEDs are ideal for projects requiring strong illumination or signaling. They can be used in applications such as status indicators, LED button lamps, and can be easily integrated with Arduino or ESP32 to create dynamic lighting effects.
Tutorial: How to Use 4 Pieces of SuperFlux Piranha Blue LEDs 5mm
These blue LEDs are ideal for lighting and signal projects, perfect for beginners and intermediates.
What you need
- 4 Blue SuperFlux Piranha 5mm LEDs
- Current limiting resistor
- Power supply cable
- Multimeter (optional)
Steps
- 1. Check the maximum recommended current on the datasheet (check the datasheet).
- 2. Select a current limiting resistor (check the datasheet).
- 3. Connect an LED to the power circuit, with the positive pole to a 5V pin.
- 4. Connect the negative pole of the LED to the resistor.
- 5. Connect the other end of the resistor to GND.
- 6. Repeat for the remaining 3 LEDs.
- 7. Check the current draw with the multimeter (optional).
- 8. Turn on the LEDs to verify operation.
Mini project
Create an emergency signal with 4 blue blinking LEDs. Connect the LEDs to an Arduino PWM pin and use a sketch to make them blink.
Common mistakes
- Forget to use a current-limiting resistor (check the datasheet).
- Connect the LED in reverse polarity.
- Forget to check the current with a multimeter (optional).
- Use a wrong voltage level (check the datasheet).
Recommended accessories
- Arduino
- 5V and GND pins
- 1kΩ resistor
- Multimeter (optional)
Frequently asked questions
How to calculate the current-limiting resistor?
Use the formula: R = (Vcc – Vf) / If, where Vcc is the supply voltage, Vf is the forward voltage of the LED, and If is the desired forward current.
Can I connect multiple LEDs in series?
Yes, but make sure the maximum current does not exceed the recommended value.
Do I need an LED driver?
No, these LEDs can be powered directly.
How can I control LEDs with a microcontroller?
Connect the LEDs to a PWM pin and control the oscillation frequency to make them blink.







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