TIDT282 May   2022

 

  1.   Description
  2.   Features
  3.   Applications
  4. 1Test Prerequisites
    1. 1.1 Voltage and Current Requirements
    2. 1.2 Required Equipment
    3. 1.3 Considerations
    4. 1.4 Dimensions
  5. 2Testing and Results
    1. 2.1 Efficiency Graphs
    2. 2.2 Efficiency Data
    3. 2.3 Output Voltage Regulation
    4. 2.4 Thermal
  6. 3Waveforms
    1. 3.1 Switching
    2. 3.2 Output Voltage Ripple
    3. 3.3 Start-Up Sequence
    4. 3.4 Shutdown Sequence

2.4 Thermal

The following graph and table describe the thermal behavior of the converter placed horizontally on the bench, at full load, with ambient temperature of 25.5°C and in a still air condition.

GUID-20220427-SS0I-JZ9P-ZLMZ-K8BD1QV7M93Q-low.png
Conditions: VIN = 5 VDC, fully loaded; image taken after 60 minutes
Figure 2-3 Thermal Image
Table 2-1 Main Image Markers
Name Temperature Emissivity Background

T1

56.5°C

0.96

25.5°C

T1-Core

54.3°C

0.96

25.5°C

U1

50.4°C

0.96

25.5°C

D1

44.3°C

0.96

25.5°C

D2

47.0°C

0.96

25.5°C