Texas Instruments TPS54226EVM-539, Руководство пользователя

Страница: 7 / 20

2.8 Input Voltage Ripple
The TPS54226EVM-539 input voltage ripple is shown in Figure 2-6 . The output current is the rated full load of 2
A.
Time = 1 s/div
m
Switching Node = 5 V/div
VOUT = 20 mV/div (AC coupled)
Figure 2-6. TPS54226EVM-539 Input Voltage Ripple
2.9 Start-Up
The TPS54226EVM-539 start-up waveform is shown in Figure 2-7 .
EN = 10 V/div
VOUT = 500 mV/div
PG = 5 V/div
Time = 500 s/div
m
Figure 2-7. TPS54226EVM-539 Start-Up
www.ti.com Test Setup and Results
SLVU336A – NOVEMBER 2009 – REVISED OCTOBER 2021
Submit Document Feedback
TPS54226 Step-Down Converter Evaluation Module User's Guide 7
Copyright © 2021 Texas Instruments Incorporated