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Electrical characteristics curves – Delta Electronics Q48SP User Manual

Page 5

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DS_Q48SP12017_05302008

5

ELECTRICAL CHARACTERISTICS CURVES

Figure 9:

Test set-up diagram showing measurement points

for Input Terminal Ripple Current and Input Reflected Ripple
Current.
Note: Measured input reflected-ripple current with a
simulated source Inductance (L

TEST

) of 12 μH. Capacitor Cs

offset possible battery impedance. Measure current as
shown above.

Figure

10:

Input reflected ripple current, i

c

through a 12µH

source inductor at nominal input voltage and rated load current
(20 mA/div).