Delta Electronics Delphi Series S48SS Datasheet page 5

ELECTRICAL CHARACTERISTICS CURVES
Vo(+)
Vo(-)
Output voltage noise and ripple measurement test
Figure 9
:
setup. Scope measurement 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.
14.0
12.0
10.0
8.0
6.0
4.0
2.0
0.0
0.0
Figure 11: Output voltage vs. load current showing typical
current limit curves and converter shutdown points.
DS_s48SS12001_06082006
Copper Strip
SCOPE
10u 1u
Vin= 48V
0.5 1.0 1.5 2.0
LOAD C U R R EN T (A)
RESISTIVE
LOAD
Figure 10: Output voltage ripple at nominal input voltage and
rated load current (20 mV/div). Load capacitance: 1µF ceramic
capacitor and 10µF tantalum capacitor. Bandwidth: 20 MHz.
2.5
5