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Parallel Plate Capacitance Calculator
Calculate capacitance of a parallel plate capacitor.
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Capacitance
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Calculate capacitance of a parallel plate capacitor.
Parallel Plate Capacitance Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Fringing is ignored.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Parallel Quick Guide
Typical values for reference.
| Plate area (cm2) | Plate gap (mm) | Relative permittivity | Capacitance |
|---|---|---|---|
| 10 | 0.5 | 4 | 70.8 pF |
| 10 | 1 | 4 | 35.4 pF |
| 10 | 0.5 | 1 | 17.7 pF |
| 50 | 0.5 | 4 | 354 pF |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Parallel Plate Capacitance Calculator FAQ
Answers to common questions about this calculator.
It uses the formula shown with your inputs. Real conditions vary, so treat it as a guide.
Fringing is ignored.
It is an estimate based on the inputs you enter. Check real quotes, labels or official guidance for important decisions.
Yes. Replace each input with your own figures and the result updates instantly.