47kΩ Resistor

High-impedance resistor for audio circuits and sensitive applications

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

3-Band Configuration

1st2nd×

3-band: Yellow-Violet-Orange

Yellow
Violet
Orange

4-Band Configuration

1st2nd×±

4-band: Yellow-Violet-Orange-Gold (±5%)

Yellow
Violet
Orange
Gold

5-Band Configuration

1st2nd3rd×±

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

Yellow
Violet
Black
Orange
Brown

6-Band Configuration

1st2nd3rd×±TC

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

Yellow
Violet
Black
Orange
Brown
Brown
Practical Applications

Audio Circuits

Input resistors in audio amplifiers and effects pedals

High-impedance Inputs

Input bias resistors for high-impedance amplifier stages

Timing Circuits

RC timing circuits requiring longer time constants

Guitar Electronics

Common in guitar pickups and effects circuits

Detailed Information

The 47kΩ resistor is frequently found in audio circuits, high-impedance inputs, and timing applications. Its high resistance value makes it ideal for applications where very low current consumption is required, such as in the input stages of audio amplifiers, guitar effects pedals, and precision measurement equipment. It's also commonly used in RC timing circuits where longer time constants are needed.

💡 Pro Tips

  • Popular in audio applications
  • Excellent for high-impedance inputs
  • Good for RC timing circuits
  • Common in guitar electronics
Specifications
Resistance:
47
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:
0.11mA
Power At5 V:
0.0005W
Time Constant With1u F:
47ms

Why Choose 47 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