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Q54SG Datasheet, PDF (8/26 Pages) Delta Electronics, Inc. – Industry standard, DOSA compliant pin out
ELECTRICAL CHARACTERISTICS CURVES
Copper Strip
Vo(+)
10u
1u
SCOPE
RESISTIVE
LOAD
Vo(-)
Figure 16: Input reflected ripple current, is, through a 12µH
source inductor at nominal input voltage and rated load current
(50 mA/div, 5us/div).
Figure 17: Output voltage noise and ripple measurement test
setup
Figure 18: Output voltage ripple at nominal input voltage and
rated load current (100 mV/div, 2us/div)
Load capacitance: 1µF ceramic capacitor and 10µF tantalum
capacitor. Bandwidth: 20 MHz. Scope measurements should be
made using a BNC cable (length shorter than 20 inches).
Position the load between 51 mm to 76 mm (2 inches to 3
inches) from the module.
8
DS_Q54SG12050_09092016