Difference between Rj-c and Rj-b for Orin NX

Autonomous Machines Jetson & Embedded Systems Jetson Orin NX
1

Hi,

Regarding Rj-c and Rj-b in the Orin NX Thermal Design Guide, am I correct in understanding that Rj-c indicates thermal resistance to the case direction and Rj-b indicates thermal resistance to the PCB (bottom) direction?

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Best Regards,
UNA

3

Yes, Rjc is junction to case, Rjb is junction to board.

5

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