Example for non-metallized structure thermal resistance analysis – based on voltage, current source and receiver temperature measurements and power, temperature difference calculations
| Voltage | Current | Power | Source temperature | Receiver temperature | Temperature difference | Thermal resistance | |
|---|---|---|---|---|---|---|---|
| U | I | P | TS | TR | ΔT | RTH | |
| Sample no | [V] | [A] | [W] | [°C] | [°C] | [°C] or [K] | [K/W] |
| 1 | 1.21 | 1.42 | 1.72 | 99.7 | 98.9 | 0.8 | 0.46 |
| 2 | 1.26 | 1.64 | 2.07 | 99.8 | 99.1 | 0.7 | 0.34 |
| 3 | 1.22 | 1.34 | 1.63 | 100.2 | 99.3 | 0.9 | 0.55 |
| 4 | 1.52 | 0.64 | 0.98 | 99.6 | 98.4 | 1.2 | 1.23 |
| 5 | 2.96 | 0.36 | 1.08 | 100 | 98.2 | 1.8 | 1.67 |
| 6 | 7.31 | 0.16 | 1.15 | 100.1 | 99.4 | 0.7 | 0.61 |
| 7 | 4.41 | 0.18 | 0.78 | 99.2 | 98.1 | 1.1 | 1.41 |
| 8 | 1.52 | 4.12 | 6.24 | 100.3 | 99.1 | 1.2 | 0.19 |
| 9 | 1.48 | 2.28 | 3.37 | 100.5 | 98.5 | 2 | 0.59 |
| 10 | 1.64 | 2.91 | 4.76 | 100 | 98.8 | 1.2 | 0.25 |
| 11 | 1.35 | 1.82 | 2.46 | 100.1 | 98.7 | 1.4 | 0.57 |
| mean RTH | 0.72 | ||||||
| std. dev. | 0.47 |
| Voltage | Current | Power | Source temperature | Receiver temperature | Temperature difference | Thermal resistance | |
|---|---|---|---|---|---|---|---|
| U | I | P | TS | TR | ΔT | RTH | |
| [V] | [A] | [W] | [°C] | [°C] | [°C] or [K] | [K/W] | |
| 1.21 | 1.42 | 1.72 | 99.7 | 98.9 | 0.8 | 0.46 | |
| 1.26 | 1.64 | 2.07 | 99.8 | 99.1 | 0.7 | 0.34 | |
| 1.22 | 1.34 | 1.63 | 100.2 | 99.3 | 0.9 | 0.55 | |
| 1.52 | 0.64 | 0.98 | 99.6 | 98.4 | 1.2 | 1.23 | |
| 2.96 | 0.36 | 1.08 | 100 | 98.2 | 1.8 | 1.67 | |
| 7.31 | 0.16 | 1.15 | 100.1 | 99.4 | 0.7 | 0.61 | |
| 4.41 | 0.18 | 0.78 | 99.2 | 98.1 | 1.1 | 1.41 | |
| 1.52 | 4.12 | 6.24 | 100.3 | 99.1 | 1.2 | 0.19 | |
| 1.48 | 2.28 | 3.37 | 100.5 | 98.5 | 2 | 0.59 | |
| 1.64 | 2.91 | 4.76 | 100 | 98.8 | 1.2 | 0.25 | |
| 1.35 | 1.82 | 2.46 | 100.1 | 98.7 | 1.4 | 0.57 | |
| mean RTH | 0.72 | ||||||
| std. dev. | 0.47 |