Hello Kumada-san,
Thank you for contacting Infineon Technologies.
The maximum operating junction temperature for the S25HS512TFANHI01X is 89.5 C
based on the following:
theta j-a: 32.7 C/W
max voltage: 2.0V
max current @ 166 MHz: 69 mA
max Pd: 138 mW
max operating ambient temp.: 85 C
Best regards,
Albert
Infineon Technologies
