SLVAE85A February   2019  – September 2025 LM1117-Q1 , LM317 , LP2951 , LP2951-Q1 , LP2985 , TL1963A , TL1963A-Q1 , TLV1117 , TLV709 , TLV755P , TLV761 , TLV766-Q1 , TLV767 , TLV767-Q1 , TPS709 , TPS709-Q1 , TPS715 , TPS745 , TPS7A16A , TPS7A16A-Q1 , TPS7A25 , TPS7A26 , TPS7A43 , TPS7A44 , TPS7A47 , TPS7A47-Q1 , TPS7A49 , TPS7B63-Q1 , TPS7B68-Q1 , TPS7B69-Q1 , TPS7B81 , TPS7B81-Q1 , TPS7B82-Q1 , TPS7B83-Q1 , TPS7B84-Q1 , TPS7B85-Q1 , TPS7B86-Q1 , TPS7B87-Q1 , TPS7B88-Q1 , TPS7B91 , TPS7B92 , TPS7C84-Q1 , UA78L , UA78M , UA78M-Q1

 

  1.   1
  2.   An empirical analysis of the impact of board layout on LDO thermal performance
  3.   Trademarks
  4. 1Introduction
  5. 2Procedure
  6. 3Test Results and Discussion
  7. 4Conclusion
  8. 5Future Study
  9. 6References
  10. 7Revision History
  11.   A Thermal Test Board Layouts
    1.     A.1 TPS745 (WSON) Drawings
      1.      A.1.1 1S0P Approximation Layout Drawings
      2.      A.1.2 Internally Disconnected Layout Drawings
      3.      A.1.3 JEDEC High-K Approximation Layout Drawings
      4.      A.1.4 Thermally Enhanced Layout Drawings
      5.      A.1.5 Thermally Saturated Layout Drawings
    2.     A.2 TPS7B82-Q1 (TO-252) Drawings
      1.      A.2.1 1S0P Approximation Layout Drawings
      2.      A.2.2 Internally Disconnected Layout Drawings
      3.      A.2.3 JEDEC High-K Approximation Layout Drawings
      4.      A.2.4 Thermally Enhanced Layout Drawings
      5.      A.2.5 Thermally Saturated Layout Drawings
    3.     A.3 TLV755P (SOT-23) Drawings
      1.      A.3.1 1S0P Approximation Layout Drawings
      2.      A.3.2 Internally Disconnected Layout Drawings
      3.      A.3.3 JEDEC High-K Approximation Layout Drawings
      4.      A.3.4 Thermally Enhanced Drawings
      5.      A.3.5 Thermally Saturated Layout Drawings
  12.   B Thermal Test Results
    1.     B.1 Thermal Performance Data

Thermally Enhanced Drawings

 TLV755P (SOT-23) Thermally Enhanced Top LayerFigure 8-53 TLV755P (SOT-23) Thermally Enhanced Top Layer
 TLV755P (SOT-23) Thermally Enhanced Internal Layer 2Figure 8-55 TLV755P (SOT-23) Thermally Enhanced Internal Layer 2
 TLV755P (SOT-23) Thermally Enhanced Internal Layer 1Figure 8-54 TLV755P (SOT-23) Thermally Enhanced Internal Layer 1
 TLV755P (SOT-23) Thermally Enhanced Bottom LayerFigure 8-56 TLV755P (SOT-23) Thermally Enhanced Bottom Layer