Delta Electronics E48SR User Manual download pdf (Page 6)

DS_E48SR15004_05222008

ELECTRICAL CHARACTERISTICS CURVES

Figure 11: Input Terminal Ripple Current, i

, at full rated output

current and nominal input voltage with 12µH source impedance

and 33µF electrolytic capacitor (500 mA/div,2us/div)

Figure 12: Input reflected ripple current, i

, through a 12µH

source inductor at nominal input voltage and rated load current

(20 mA/div,2us/div)

StripCopper

Vo(-)

Vo(+)

10u

SCOPE RESISTIV

LOAD

Figure 13: Output voltage noise and ripple measurement test

setup

1 2 3 4 5 6 7 8 9 10 11 ... 14 15

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Delta Electronics E48SR User Manual Page 6