Texas Instruments TPS562231EVM, Руководство пользователя, Страница: 6 / 18

V
OUT
[10mV/div ]
I
L
[1A/div] Time [2 s/div]
V
SW
[5V/div]
V
OUT
[5mV/div ]
I
L
[1A/div]
Time [1 s/div]
V
SW
[5V/div]
Test Setup and Results
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6 SLUUBZ4 – February 2019
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TPS562231EVM 2-A, Synchronous step-down converter evaluation module
4.5 Output Voltage Ripple
The TPS562231EVM output voltage ripple is shown in Figure 3 , Figure 4 , and Figure 5 . The output
currents are as indicated.
Figure 3. TPS562231EVM Output Voltage Ripple in CCM
Figure 4. TPS562231EVM Output Voltage Ripple in DCM