SLYS018E April 2018 – February 2024 INA181-Q1 , INA2181-Q1 , INA4181-Q1
PRODUCTION DATA
Refer to the PDF data sheet for device specific package drawings
THERMAL METRIC (1) | INA181-Q1 | INA2181-Q1 | INA4181-Q1 | UNIT | |||
---|---|---|---|---|---|---|---|
DCK (SC70) | DBV (SOT-23) | DSQ (WSON) | DGS (VSSOP) | PW (TSSOP) | |||
6 PINS | 6 PINS | 10 PINS | 10 PINS | 14 PINS | |||
RθJA | Junction-to-ambient thermal resistance | 188.0 | 198.7 | 74.5 | 177.3 | 97.0 | °C/W |
RθJC(top) | Junction-to-case (top) thermal resistance | 140.8 | 120.9 | 89.7 | 68.7 | 37.7 | °C/W |
RθJB | Junction-to-board thermal resistance | 78.8 | 52.3 | 39.8 | 98.4 | 48.3 | °C/W |
ψJT | Junction-to-top characterization parameter | 62.1 | 30.3 | 3.7 | 12.6 | 3.6 | °C/W |
ψJB | Junction-to-board characterization parameter | 78.5 | 52.0 | 39.7 | 96.9 | 47.9 | °C/W |
RθJC(bot) | Junction-to-case (bottom) thermal resistance | N/A | N/A | 16.8 | N/A | N/A | °C/W |