Q48SQ Datasheet, PDF (6/13 Pages) Delta Electronics, Inc. – Standard footprint

ELECTRICAL CHARACTERISTICS CURVES
Copper Strip
Vo(+)
10u
1u
SCOPE
RESISTIVE
LOAD
Vo(-)
Figure 12: Input reflected ripple current, is, through a 12µH
source inductor at nominal input voltage and rated load current
(20 mA/div，2us/div).
Figure 13: Output voltage noise and ripple measurement test
setup.
Figure 14: Output voltage ripple at nominal input voltage and
rated load current (Io=18A)(30 mV/div, 2us/div)
Load capacitance: 1µF ceramic capacitor and 10µF tantalum
capacitor. Bandwidth: 20 MHz.
Figure 15: Output voltage vs. load current at nominal input
voltage showing typical current limit curves and converter
shutdown points.
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DS_Q48SQ12018_08092013