Thermal Characteristics:
Figure 13: Junction Temperature vs. Input Current
Figure 14: Junction Temperature vs. Input Current
(0LFM)
(200LFM)
Figure 16: PI2121 mounted on PI2121-EVAL1
Figure 15: PI2121 mounted on PI2121-EVAL1
Thermal Image picture, Iout=24A, TA=25°C,
Air Flow=200LFM
Thermal Image picture, Iout=24A, TA=25°C,
Air Flow=0LFM
Figure 17: PI2121 input current de-rating based on maximum TJ=150°C vs. ambient temperature
Picor Corporation • picorpower.com
PI2121
Rev. 1.0 Page 12 of 21