_____________
100.0%
99.8%
99.6%
99.4%
99.2%
99.0%
98.8%
98.6%
98.4%
98.2%
98.0%
__IRDCiP2003A-C
V IN = 12V
V OUT = 1.3V
f SW = 1MHz
T A = 25 ° C
0
20
40
60
80
100
120
140
160
Output Current (A)
Fig. 6: Output Voltage Accuracy vs. Current
V IN = 12V
V OUT = 1.3V
I OUT = 160A
f SW = 1MHz
T A = 25 ° C
Ch. 1: V IN
2V/div
Ch. 1: V IN
2V/div
V IN = 12V
V OUT = 1.3V
I OUT = 160A
f SW = 1MHz
T A = 25 ° C
Ch. 2: V OUT
0.5V/div
Fig. 7: Power Up Waveform
Ch. 1: V OUT
1V/div
Short
circuit at
start-up
Ch. 2: V OUT
0.5V/div
Fig. 8: Power Down Waveform
V IN = 12V
V OUT = 1.3V
f SW = 1MHz
T A = 25 ° C
Hiccups
until short
circuit is
removed
Ch. 2: I OUT
50A/div
Fig. 9: Short Circuit Condition Waveform
3
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