ADUM5401 datasheet(17/28 Pages) AD

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Data Sheet

ADuM5401/ADuM5402/ADuM5403/ADuM5404

Rev. C | Page 17 of 28

TYPICAL PERFORMANCE CHARACTERISTICS

0.02

0.04

0.06

0.08

0.10

0.12

OUTPUT CURRENT (A)

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

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0.8

0.9

1.0

0.02

0.04

0.06

0.08

0.10

0.12

IISO (A)

VDD1 = 5V, VISO = 5V

VDD1 = 5V, VISO = 3.3V

VDD1 = 3.3V, VISO = 3.3V

Figure 12. Typical Total Power Dissipation vs. Isolated Output Supply Current

in All Supported Power Configurations

0.02

0.04

0.06

0.08

0.10

0.12

0.05

0.10

0.15

0.20

0.25

0.35

0.30

INPUT CURRENT (A)

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 .5

1.0

1 .5

2.0

2 .5

3.0

3 .5

4.0

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)

IDD

POWER

Figure 14. Typical Short-Circuit Input Current and Power

vs. VDD1 Supply Voltage

(100µs/DIV)

10% LOAD

90% LOAD

Figure 15. Typical VISO Transient Load Response, 5 V Output,

10% to 90% Load Step

(100µs/DIV)

10% LOAD

90% LOAD

Figure 16. Typical VISO Transient Load Response, 3.3 V Output,

10% to 90% Load Step

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