TIDT286
June 2022
Description
Features
Applications
1
Test Prerequisites
1.1
Voltage and Current Requirements
1.2
Considerations
1.3
Dimensions
2
Testing and Results
2.1
Efficiency Graph
2.2
Loss Graph
2.3
Load Regulation
2.4
Line Regulation
2.5
Thermal Images
2.5.1
0.5-A Output Current
2.5.2
1-A Output Current
2.5.3
1.5-A Output Current
2.5.4
2-A Output Current
2.5.5
Pulsed Ouput Current
2.6
Bode Plots
2.6.1
6-V Input Voltage
2.6.2
12-V Input Voltage
3
Waveforms
3.1
Switching
3.1.1
Transistor Q1
3.1.1.1
Drain - Source
3.1.1.2
Gate - Source
3.1.2
Diode D3
3.2
Input Voltage Ripple
3.2.1
20-MHz Bandwidth
3.2.2
Full Bandwidth
3.3
Output Voltage Ripple
3.4
Load Transients
3.4.1
Switching Load From 1 A to 2 A
3.4.2
Switching Load From 0.2 A to 2 A
3.4.2.1
50% Duty Cycle
3.4.2.2
Low Duty Cycle (TON = 3 ms; TOFF = 30 ms)
3.5
Start-Up Sequence
3.6
Shutdown Sequence
2.5.3
1.5-A Output Current
Figure 2-8
IR Photo With 1.5-A Output Current