adum5401 Analog Devices, Inc., adum5401 Datasheet - Page 14

• Manufacturer Part Number: adum5401
• Description: Quad-channel Isolators With Integrated Dc-to-dc Converter
• Manufacturer: Analog Devices, Inc.

ADuM5401/ADuM5402/ADuM5403/ADuM5404
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 12. Typical Total Power Dissipation vs. I
Figure 13. Typical Isolated Output Supply Current, I
Figure 11. Typical Power Supply Efficiency at 5 V/5 V and 3.3 V/3.3 V
External Load, No Dynamic Current Draw at 5 V/5 V and 3.3 V/3.3 V
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.10
0.06
0.12
0.08
0.04
0.02
40
35
30
25
20
15
10
0
0
5
0
0
0
0
0.05
0.02
0.02
0.10
0.04
0.04
OUTPUT CURRENT (A)
INPUT CURRENT (A)
0.15
I
ISO
0.06
0.06
(A)
0.20
V
V
3.3V IN/3.3V OUT
5V IN/5V OUT
DD1
DD1
0.08
0.08
ISO
3.3V IN/3.3V OUT
5V IN/5V OUT
= 5V, V
= 3.3V, V
0.25
with Data Channels Idle
ISO
ISO
, as a Function of
0.10
0.10
ISO
0.30
= 5V
= 3.3V
0.12
0.12
0.35
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Figure 14. Typical Short-Circuit Input Current and Power vs. V
3.5
2.5
1.5
0.5
4.0
3.0
2.0
1.0
Figure 15. Typical V
0
3.0
Figure 16. Typical Transient Load Response, 3 V Output,
3.5
10% LOAD
10% LOAD
4.0
10% to 90% Load Step
10% to 90% Load Step
ISO
INPUT VOLTAGE (V)
Transient Load Response, 5 V Output,
4.5
(100µs/DIV)
(100µs/DIV)
5.0
5.5
POWER
90% LOAD
90% LOAD
I
DD
6.0
DD
Supply Voltage
6.5