TPS54062_16 Datasheet, PDF (23/42 Pages) Texas Instruments – 4.7-V to 60-V Input, 50-mA Synchronous Step-Down Converter With Low IQ

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Typical Applications (continued)
V_OUT = 100 mV / div (ac coupled)
TPS54062
SLVSAV1D – MAY 2011 – REVISED JULY 2016
V = 10 V / div
IN
V_IN = 10 V / div
Time = 20 msec / div
Figure 27. Line Transient
V = 10 V / div
IN
EN = 2 V / div
V = 2 V / div
OUT
Time = 2 msec / div
Figure 29. Start-Up With V_IN
V_IN = 10 mV / div (ac coupled)
PH = 20 V / div
EN = 2 V / div
V = 2 V / div
OUT
Time = 2 msec / div
Figure 28. Start-Up With ENA
V_IN = 10 mV / div (ac coupled)
PH = 20 V / div
Inductor Current = 100 mA / div
Time = 2 µsec / div
Figure 30. Input Ripple in DCM
V_IN = 10 mV / div (ac coupled)
PH = 20 V / div
Inductor Current = 100 mA / div
Time = 2 µsec / div
Figure 31. Input Ripple in CCM
Inductor Current = 100 mA / div
Time = 50 µsec / div
Figure 32. Input Ripple Skip
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