ZHCSJK4G June 2009 – March 2021 PCA9548A
PRODUCTION DATA
| THERMAL METRIC(1) | PCA9548A | UNIT | |||||
|---|---|---|---|---|---|---|---|
| DB (SSOP) | DGV (TVSOP) | DW (SOIC) | PW (TSSOP) | RGE (VQFN) | |||
| 24 PINS | |||||||
| RθJA | Junction-to-ambient thermal resistance | 89.1 | 99.6 | 73.2 | 108.8 |
57.2 |
°C/W |
| RθJC(top) | Junction-to-case (top) thermal resistance | 51.1 | 31.1 | 41.3 | 54.1 | 62.5 | °C/W |
| RθJB | Junction-to-board thermal resistance | 46.6 | 53.1 | 42.9 |
62.7 |
34.4 | °C/W |
| ψJT | Junction-to-top characterization parameter | 18.5 | 0.9 | 15.3 |
10.9 |
3.8 |
°C/W |
| ψJB | Junction-to-board characterization parameter | 46.3 | 52.6 | 42.6 | 62.3 | 34.4 | °C/W |
| RθJC(bot) | Junction-to-case (bottom) thermal resistance | N/A | N/A | N/A | N/A | 15.5 | °C/W |