Datasheet

Data Sheet ADuM5401/ADuM5402/ADuM5403/ADuM5404
Rev. D | Page 17 of 28
TYPICAL PERFORMANCE CHARACTERISTICS
0
5
10
15
20
25
30
35
40
0 0.02 0.04 0.06 0.08 0.10 0.12
06577-033
OUTPUT CURRENT (A)
EFFICIEN
C
Y (%)
3.3V INPUT/3.3V OUTPUT
5V INPUT/3.3V OUTPUT
5V INPUT/5V OUTPUT
Figure 11. Typical Power Supply Efficiency at 5 V Input/5 V Output
and 3.3 V Input/3.3 V Output
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
0 0.020.040.060.080.100.12
I
ISO
(A)
POWER DISSIP
A
TION (W)
V
DD1
= 5V, V
ISO
= 5V
V
DD1
= 5V, V
ISO
= 3.3V
V
DD1
= 3.3V, V
ISO
= 3.3V
0
6577-026
Figure 12. Typical Total Power Dissipation vs. Isolated Output Supply Current
in All Supported Power Configurations
0
0.02
0.04
0.06
0.08
0.10
0.12
0 0.05 0.10 0.15 0.20 0.25 0.350.30
INPUT CURRENT (A)
OUTPUT CURRENT (A)
06577-027
3.3V INPUT/3.3V OUTPUT
5V INPUT/3.3V OUTPUT
5V INPUT/5V OUTPUT
Figure 13. Typical Isolated Output Supply Current vs. Input Current
in All Supported Power Configurations
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5
INPUT SUPPLY VOLTAGE (V)
POWER (W)
I
DD
06577-011
INPUT CURRENT (A)
POWER
Figure 14. Typical Short-Circuit Input Current and Power
vs. V
DD1
Supply Voltage
06577-012
OUTPUT VOLTAGE
(500mV/DIV)
(100µs/DIV)
DYNAMIC LOAD
10% LOAD 90% LOAD
Figure 15. Typical V
ISO
Transient Load Response, 5 V Output,
10% to 90% Load Step
06577-013
OUTPUT VOLTAGE
(500mV/DIV)
(100µs/DIV)
DYNAMIC LOAD
10% LOAD 90% LOAD
Figure 16. Typical V
ISO
Transient Load Response, 3.3 V Output,
10% to 90% Load Step
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