ADDC02812DA/ADDC02815DA
0
–10
–20
V
O
–30
–40
–50
–60
–70
–80
–90
200mV
/DIV
100W
50W
I
O
50s
–100
10
100
1k
10k
50k
FREQUENCY – Hz
Figure 10. Audio Susceptibility (Magnitude of VOUT /VIN)
Figure 7. Output Voltage Transient Response to a 50% to
a 100% Step Change in Load with Zero Load Capacitance
(ADDC02812DA)
1000
100
V
O
200mV
/DIV
10
100W
50W
I
O
50s
1
0.01
0.1
1
10
100
FREQUENCY – kHz
Figure 11. Increm ental Output Im pedance (Magnitude)
Figure 8. Output Voltage Transient Response to a 50% to
a 100% Step Change in Load with Zero Load Capacitance
(ADDC02815DA)
4
10
V
= 28V
IN
UNREGULATED OUTPUT @ 10%
2
V
= 18V
IN
1
0
FULL POWER
–0.1
–2
–4
–0.01
10
30
50
70
90
0.01
0.1
1
10
100
% FULL POWER REGULATED OUTPUT
FREQUENCY – kHz
Figure 9. Cross Regulation Envelope
Figure 12. Increm ental Input Im pedance (Magnitude)
REV. A
–6–
ADI [ ADI ]
