ZHCSJJ3E July 2009 – April 2019 TCA9555
PRODUCTION DATA.
| THERMAL METRIC(1) | TCA9555 | UNIT | ||||
|---|---|---|---|---|---|---|
| PW (TSSOP) | DB (SSOP) | RTW (WQFN) | RGE (VQFN) | |||
| 24 PINS | 24 PINS | 24 PINS | 24 PINS | |||
| RθJA | Junction-to-ambient thermal resistance | 108.8 | 92.9 | 43.6 | 48.4 | °C/W |
| RθJC(top) | Junction-to-case (top) thermal resistance | 54 | 53.5 | 46.2 | 58.1 | °C/W |
| RθJB | Junction-to-board thermal resistance | 62.8 | 50.4 | 22.1 | 27.1 | °C/W |
| ψJT | Junction-to-top characterization parameter | 11.1 | 21.9 | 1.5 | 3.3 | °C/W |
| ψJB | Junction-to-board characterization parameter | 62.3 | 50.1 | 22.2 | 27.2 | °C/W |
| RθJC(bot) | Junction-to-case (bottom) thermal resistance | N/A | N/A | 10.7 | 15.3 | °C/W |