Common symptom presets
Presets are illustrative starting points. Review all values against your actual hardware.
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Estimate
Enter values, then calculate.
Results are theoretical calculations and do not guarantee compatibility, stability, electrical safety, or manufacturer compliance.
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| RθJC | Junction-to-case value from the component data sheet |
|---|---|
| RθCH | Interface/contact path, including TIM and mounting |
| RθSA | Heatsink-to-ambient value under stated airflow and orientation |
Technical sources
This page is an educational estimate. Use current manufacturer datasheets and the complete applicable standard for design sign-off.