TMP442: Query with regards to Junction to Case Thermal Resistance (RθJC) and Junction to Board Thermal Resistance (RθJB)

Juwin Quek

Prodigy 100 points

Part Number: TMP442

Tool/software:

Hi,

I am requesting the values for the

1. Junction to Case Thermal Resistance (RθJC)

2. Junction to Board Thermal Resistance (RθJB)

-for the TMP442ADCNR.

These values with assist in our thermal analysis. Thank you.

7 months ago

0 Meredith McKean 7 months ago

TI__Genius 9780 points

Hello Quek,

I will need to ask the packaging team for the exact answer, but a good rough estimate would be to use the values with a device with a similar package designator.

INA219 Zerø-Drift, Bidirectional Current/Power Monitor With I2C Interface datasheet (Rev. G)

Best Regards,

Meredith McKean

Sensors

Sensors forum

TMP442: Query with regards to Junction to Case Thermal Resistance (RθJC) and Junction to Board Thermal Resistance (RθJB)