LM1117-N_15 Datasheet, PDF (13/33 Pages) Texas Instruments – LM1117-N/LM1117I 800mA Low-Dropout Linear Regulator

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LM1117-N, LM1117I
SNOS412M – FEBRUARY 2000 – REVISED MARCH 2013
Table 1. θ_JA Different Heatsink Area (continued)
Copper Area
Thermal Resistance
0.284
0.284
83
61
0.392
0.392
75
55
0.5
0.5
70
53
Figure 25. θ_JA vs. 1oz Copper Area for SOT-223
Figure 26. θ_JA vs. 2oz Copper Area for PFM
Figure 27. Maximum Allowable Power Dissipation vs. Ambient Temperature for SOT-223
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