Electronic Calculation Tools

Unit Converter

Quickly convert between capacitance, resistance, inductance and other electronic units. Easily find component values with SMD code decoder.

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Capacitance Converter

SMD Capacitor Code

Enter 3 or 4 digit SMD capacitor code (e.g.: 104, 225)

SMD Resistor Code

Enter 3 or 4 digit SMD resistor code (e.g.: 103, 4702)

Capacitor Voltage Codes

Common capacitor voltage codes reference

0E2.5V
0G4V
0J6.3V
1A10V
1C16V
1E25V
1H50V
1J63V
1K80V
2A100V
2D200V
2E250V
2F315V
2G400V
2J630V

Quick Reference

Capacitance Prefixes

  • 1 F = 1,000,000 µF
  • 1 µF = 1,000 nF
  • 1 nF = 1,000 pF

Resistance Prefixes

  • 1 MΩ = 1,000 kΩ
  • 1 kΩ = 1,000 Ω
  • 1 Ω = 1,000 mΩ