TIDT329
june 2023
1
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
Efficiency Data
2.3
Bode Plots
3
Waveforms
3.1
Switching
3.1.1
2.7-V Input Voltage
3.1.2
2.1-V Input Voltage
3.1.3
1.5-V Input Voltage
3.2
Output Voltage Ripple
3.3
Load Transients
3.3.1
0.2-A to 2.2-A Load Transient
3.3.2
2-A to 4.5-A Load Transient
3.4
Start-Up Sequence
2.3
Bode Plots
Figure 2-2
Bode Plot
1.5 V
IN
, 4.5-A load current: f
CO
0.77 kHz, 71° phase margin, –12 dB gain margin
2.1 V
IN
, 4.5-A load current: f
CO
1.44 kHz, 79° phase margin, –24 dB gain margin
2.7V
IN
, 4.5-A load current: f
CO
2.00 kHz, 82° phase margin, –23 dB gain margin