TPS54560
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SLVSBN0 –MARCH 2013
Measurements are taken with standard EVM using a 12V input, 5V output, and 5A load unless otherwise noted.
SW
SW
IL
IL
VOUT œ AC Coupled
VOUT œ AC Coupled
I
= 100 mA
OUT
Time = 4 ms/div
Time = 4 ms/div
Figure 40. Output Ripple CCM
Figure 41. Output Ripple DCM
SW
SW
IL
IL
VOUT œ AC Coupled
No Load
VIN œ AC Coupled
Time = 1 ms/div
Time = 4 ms/div
Figure 42. Output Ripple PSM
Figure 43. Input Ripple CCM
SW
IL
SW
IL
VOUT
VIN œ AC Coupled
No Load
EN Floating
I
= 100 mA
OUT
V
= 5.5 V
IN
Time = 4 ms/div
Time = 40 ms/div
Figure 44. Input Ripple DCM
Figure 45. Low Dropout Operation
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