Resistor 20 kOHM

Overview

The 20 kΩ resistor is a fundamental passive component that limits current flow and sets voltage levels in electronic circuits. With its standard 1/4W power rating and 5% tolerance, this carbon film resistor is an essential building block for hobbyist projects, educational experiments, and professional prototypes. Its reliable performance and compact size make it a staple in any electronics toolkit.

Key Features

• Resistance Value: 20 kΩ (20,000 ohms) for precise current limiting and voltage division.
• Power Rating: 1/4W (0.25W) suitable for low-power applications.
• Tolerance: ±5% ensures consistent performance within standard specifications.
• Type: Carbon film resistor offering stable and low-noise operation.
• Through-Hole Design: Easy to handle and solder on breadboards, PCBs, and perfboards.
• Lead-Free & RoHS Compliant: Environmentally friendly and safe for use in educational settings.

Technical Specifications

• Resistance: 20 kΩ
• Tolerance: ±5%
• Power Rating: 0.25W (1/4W)
• Temperature Coefficient: ±100 ppm/°C (typical)
• Operating Temperature Range: -55°C to +155°C
• Package: Axial lead (through-hole)
• Lead Material: Tinned copper
• Body Material: Carbon film on ceramic core with flame-retardant coating
• Dimensions: Approx. 6.3mm x 2.3mm (body length x diameter)
• Lead Spacing: 10mm (standard)

Applications & Use Cases

• Voltage Dividers: Create reference voltages in sensor circuits.
• Pull-Up/Pull-Down Resistors: Ensure stable logic levels in digital circuits.
• LED Current Limiting: Protect LEDs from excessive current (when used in series).
• Biasing Transistors: Set operating points in amplifier circuits.
• Timing Circuits: Pair with capacitors to create RC time constants.
• Educational Projects: Ideal for Arduino, Raspberry Pi, and STEM learning.
• Prototyping: Essential for breadboard experiments and custom PCB designs.

What's Included

• 1x Resistor 20 kΩ (0.25W, ±5%) – quantity may vary based on selected package (single or bulk).

Compatibility

• Breadboards: Standard 0.1" pitch leads fit perfectly.
• Perfboards/PCBs: Through-hole design compatible with standard soldering techniques.
• Microcontrollers: Works with Arduino, ESP32, Raspberry Pi Pico, and other development boards.
• Sensors: Compatible with common sensors like LDR, thermistors, and potentiometers in divider circuits.

MOKWN Recommendation

For Egyptian makers and electronics enthusiasts, this 20 kΩ resistor is a must-have for your component drawer. Whether you're building your first LED circuit or advancing to complex sensor interfaces, this resistor ensures reliable performance. Stock up in bulk to save on shipping and always have the right value on hand. Combine with other resistor values from MOKWN to complete your toolkit and tackle any project with confidence.