Capacitor Markings
Calculate capacitance values from SMD capacitor codes. Enter a 3-digit code to find capacitance in µF, nF, or pF.
SMD Capacitor Voltage Codes
| Letter | Voltage |
|---|---|
| e | 2.5V |
| G | 4V |
| j | 6.3V |
| A | 10V |
| C | 16V |
| D | 20V |
| E | 25V |
| V | 35V |
| H | 50V |
| J | 63V |
| K | 80V |
| 2A | 100V |
Tantalum and Ceramic Capacitor Markings (EIA)
How to Use
Enter a 3-digit number from your capacitor to display the capacitance value in µF, nF, or pF units. Select a tolerance code to determine the capacitor's tolerance. For Voltage Codes, use the table on the left.
Calculation Result
Capacitance:
Enter a code to calculate
Quick Tip
If the capacitor code has 1 or 2 digits, it represents its value in pF. For instance, '5' means 5 pF and '47' means 47 pF.
EIA Capacitor Voltage Codes
| 0G = 4.0VDC | 1J = 63VDC | 2D = 200VDC* |
| 0L = 5.5VDC* | 0k = 80VDC | 2P = 220VDC |
| 0J= 6.3VDC* | 2A = 100VDC* | 2E = 250VDC* |
| 1A = 10VDC* | 2Q = 110VDC | 2F = 315VDC |
| 1C = 16VDC* | 2B = 125VDC | 2V = 350VDC |
| 1E = 25VDC* | 2C = 160VDC | 2G = 400VDC* |
| 1H = 50VDC* | 2Z = 180VDC | 2W = 240VDC |
* Preferred values
Capacitor Tolerance Codes
| Letter | Tolerance | Description |
|---|---|---|
| C | ±0.25pF | For very low-value capacitors |
| D | ±0.5pF | For low-value capacitors |
| F | ±1% | High precision |
| G | ±2% | Precision grade |
| J | ±5% | Common for film capacitors |
| K | ±10% | Common for ceramic capacitors |
| M | ±20% | Standard for electrolytic capacitors |
| Z | +80%/-20% | For high-K ceramic capacitors |