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Input Voltage Ripple
2-15
Test Setup and Results
2.9
Input Voltage Ripple
The TPS54x72EVM−222 output voltage ripple is shown in Figure 2−21,
Figure 2−22, and Figure 2−23 for each device type. The input voltage is 3.3
V for the TPS54672 and TPS54972. The input voltage is 5 V for the TPS54872.
Output current for each device is rated full load.
Figure 2−21. Input Voltage Ripple, TPS54672
VO (ac) 100 mV/div
Time Scale 1
µ
s/div
Figure 2−22. Input Voltage Ripple, TPS54872
VO (ac) 100 mV/div
Time Scale 1
µ
s/div
Summary of Contents for 296-20597-ND
Page 1: ... November 2002 PMP EVMs User s Guide SLVU076 ...
Page 15: ...1 6 ...
Page 36: ...Layout 3 3 Board Layout Figure 3 2 Internal Layer 1 Layout Figure 3 3 Internal Layer 2 Layout ...
Page 37: ...Layout 3 4 Figure 3 4 Bottom Side Layout Looking From Top Side Figure 3 5 Top Side Assembly ...
Page 38: ...Layout 3 5 Board Layout Figure 3 6 Bottom Side Assembly Showing Optional Components ...
Page 39: ...3 6 ...