50 Pieces 0.82 ohm 1/4w 1/4w 5%

Description

50PCS 0.82 ohm 1/4w 1/4 w 5%
We have datasheets available for all components, if not present in the product download sheet, send us a message from the contact us module and we will publish it as soon as possible on our website.

Tutorial: How to use 0.82 ohm Resistance

The 0.82 ohm resistance is a fundamental component to limit the flow of current in electronic circuits. This tutorial will guide you on how to use it effectively in your Arduino projects.

What you need

• Arduino Uno
• button
• LED

Steps

1. Step 1: Connect one end of the resistance to a digital pin of the Arduino (for example, pin 2).
2. Step 2: Connect the other end of the resistance to the pin of the button.
3. Step 3: Connect one end of the button to the ground (GND) of the Arduino.
4. Step 4: Connect one part of the LED to the digital pin of the Arduino connected to the resistance.
5. Step 5: Connect the other end of the LED to GND through another resistor to limit the current (check the datasheet).
6. Step 6: Download the code below to your Arduino.
7. Step 7: Press the button and observe how the LED light intensity changes based on the resistance.
8. Step 8: Modify the value of the resistance to see the effects on the circuit behavior.

Example code

void setup() {
  pinMode(2, OUTPUT);
}

void loop() {
  digitalWrite(2, HIGH);
}

Mini project

Create a lighting control system that changes the light intensity based on the connected resistance.

Common mistakes

• Connect the resistor directly to the LED pin without protection.
• Use a resistance that is too large or too small for your circuit.
• Ignore the polarity of the LED during connection.

Recommended accessories

• Variable resistors
• Push buttons
• Multicolor LEDs

Frequently asked questions

What is the main use of the 0.82 ohm resistor?
Limit electrical current in circuits to protect sensitive components.

How can I check if I have connected the resistor correctly?
Check that there is no short circuit between the Arduino and the component connected to the resistor.