220kΩ Resistor

Very high resistance for specialized precision applications

E12 Series
±5%, ±1% Tolerance
0.25W, 0.5W Power
Color Code Configurations

3-Band Configuration

1st2nd×

3-band: Red-Red-Yellow

Red
Red
Yellow

4-Band Configuration

1st2nd×±

4-band: Red-Red-Yellow-Gold (±5%)

Red
Red
Yellow
Gold

5-Band Configuration

1st2nd3rd×±

5-band: Red-Red-Black-Yellow-Brown (±1%)

Red
Red
Black
Yellow
Brown

6-Band Configuration

1st2nd3rd×±TC

6-band: Red-Red-Black-Yellow-Brown-Brown (±1%, 100ppm/°C)

Red
Red
Black
Yellow
Brown
Brown
Practical Applications

Precision Measurements

Ultra-high impedance in precision measurement circuits

Low-noise Circuits

Minimizes noise in sensitive analog circuits

High-gain Amplifiers

Biasing resistors in very high-gain amplifier stages

Sensor Interfaces

High-impedance interfaces for sensitive sensors

Detailed Information

The 220kΩ resistor is used in specialized applications requiring very high impedance and minimal current flow. It's particularly valuable in precision measurement equipment, low-noise circuits, and applications where even tiny currents could affect circuit operation. This value is also used in high-gain amplifier circuits and sensitive sensor interfaces.

💡 Pro Tips

  • Used in precision instrumentation
  • Excellent for low-noise applications
  • Minimal loading of sensitive circuits
  • Common in high-end audio equipment
Specifications
Resistance:
220
Tolerance:±5%, ±1%
Power Rating:0.25W, 0.5W
Temp. Coeff.:±100 ppm/°C
Voltage Rating:Up to 250V
Series:E12
Circuit Calculations
Current At5 V:
0.023mA
Power At5 V:
0.0001W
Input Impedance:
220kΩ

Why Choose 220 Resistors?

Key Benefits

  • Standard E12 series value for universal compatibility
  • Available in multiple tolerance and power ratings
  • Cost-effective and widely available
  • Suitable for both hobbyist and professional applications

Technical Advantages

  • Stable performance across temperature ranges
  • Low noise characteristics for sensitive circuits
  • Multiple package sizes available
  • Compatible with automated assembly processes