ZHCSRA8K September 1997 – May 2024 SN74LV240A
PRODMIX
请参考 PDF 数据表获取器件具体的封装图。
THERMAL METRIC(1) | DW (SOIC) | DB (SSOP ) | DGV (TVSOP ) | NS (SOP) | PW (TSSOP) | UNIT | |
---|---|---|---|---|---|---|---|
20 PINS | |||||||
RθJA | Junction-to-ambient thermal resistance(2) | 79.2 | 94.5 | 116.2 | 76.7 | 128.2 | °C/W |
RθJC(top) | Junction-to-case (top) thermal resistance | 43.7 | 56.4 | 31.2 | 43.2 | 70.5 | |
RθJB | Junction-to-board thermal resistance | 47.0 | 49.7 | 57.7 | 44.2 | 79.3 | |
ψJT | Junction-to-top characterization parameter | 18.6 | 18.5 | 0.9 | 16.8 | 23.4 | |
ψJB | Junction-to-board characterization parameter | 46.5 | 49.3 | 57.0 | 43.8 | 78.9 | |
RθJC(bot) | Junction-to-case (bottom) thermal resistance | N/A | N/A | N/A | N/A | N/A |