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ELECTRICAL CHARACTERISTICS CURVES
Figure 10: Input Terminal Ripple Current, i
c
, at full rated output
current and nominal input voltage with 15µH source impedance
and 220µF electrolytic capacitor (1A/div).
Figure 11: Input reflected ripple current, i
s
, through a 15µH
source inductor at nominal input voltage and rated load current
(10 mA/div)
Figure 12: Output voltage noise and ripple measurement test
setup
Vo(-)
Vo(+)
10u 1u
Copper Strip
SCOPE RESISTIV
E
LOAD
DS_F48SA28025_12072007
6