TPS54360
SLVSBB4C –AUGUST 2012–REVISED OCTOBER 2012
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C1: SW
C1: SW
C1
C1
C4: I
L
C4: I
L
C4
I
= 3.5 A
OUT
C3: V
OUT
ac coupled
C3: V
IN
ac coupled
C3
C3
C4
No Load
Time = 2 ms/div
Time = 2 ms/div
Figure 40. Output Ripple PSM
Figure 41. Input Ripple CCM
C1: SW
C1: SW
C1
C4
C3
C4: I
L
C4
C3
C4: I
I
= 100 mA
L
OUT
C3: V
IN
ac coupled
C3: V
OUT
ac coupled
V
V
= 5.5 V
= 5 V
IN
No Load
EN Floating
OUT
Time = 2 ms/div
Time = 20 ms/div
Figure 42. Input Ripple DCM
Figure 43. Low Dropout Operation
I
= 100 mA
I
= 1 A
OUT
EN Floating
OUT
EN Floating
V
V
V
V
IN
IN
OUT
OUT
Time = 40 ms/div
Time = 40 ms/div
Figure 44. Low Dropout Operation
Figure 45. Low Dropout Operation
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