Quick Answer
Calculate EMC ESD Current Rise Time to Faraday Shielding Attenuation Estimator for PCB Layout Validation
Calculator
Result Interpretation
EMC ESD Current Rise Time to Faraday Shielding Attenuation Estimator for PCB Layout Validation Calculator computes Field coupling attenuation in dB using the defined engineering formula and the input values provided.
Worked Example
Verified calculation
Given:
- ESD current rise time = 1.0E-9
- Shielding high-frequency corner frequency = 1000000000
Expected Result:
- Field coupling attenuation = -37.007689334137
Engineering Interpretation:
Under the given input conditions, the calculated result is: Field coupling attenuation = -37.007689334137 dB.
The actual numerical result is computed by the Runtime engine using the persisted tool definition. The values shown here come from automatically validated test cases.
Formula / Method
field coupling attenuation = 20 * log(1 / sqrt(1 + pow(2 * 3.14159265358979 * shielding high-frequency corner frequency * esd current rise time, 2)))Formula family: formula_emc_esd_current_rise_time_to_field_coupling_attenuation_estimator_for_pcb_layout_validation
Variables
| Symbol | Label | Role | Description |
|---|---|---|---|
| t_rise | ESD current rise time | INPUT | ESD current rise time |
| f_corner | Shielding high-frequency corner frequency | INPUT | Shielding high-frequency corner frequency |
| field_coupling_attenuation | Field coupling attenuation | OUTPUT | Field coupling attenuation |
Calculation Steps
- Enter the esd current rise time in s.
- Enter the shielding high-frequency corner frequency in Hz.
- Step 1: Compute field coupling attenuation.
- Read the field coupling attenuation (dB) from the results.
Engineering Summary
Calculate EMC ESD Current Rise Time to Faraday Shielding Attenuation Estimator for PCB Layout Validation
Frequently Asked Questions
What does this calculator calculate?
The EMC ESD Current Rise Time to Faraday Shielding Attenuation Estimator for PCB Layout Validation Calculator estimates Field coupling attenuation based on the input parameters you provide
Why is esd current rise time important in this calculation?
esd current rise time is directly proportional to field coupling attenuation. When you enter esd current rise time in s, the calculator uses it in the engineering formula to compute the output
How should I interpret the result field coupling attenuation?
The calculator outputs field coupling attenuation in dB. The result is computed directly from the input values using the defined engineering formula
What units should I use for the inputs?
Enter each value in the units shown next to the input field: ESD current rise time (s), Shielding high-frequency corner frequency (Hz). Make sure all inputs use the specified units for consistent results
What assumptions does this calculator use?
This calculator uses automatically validated engineering formulas. Results are approximate and should be validated against site-specific conditions, applicable codes, and professional engineering judgment
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