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ADUM3470 Datasheet, PDF (21/32 Pages) Analog Devices – PWM Controller and Transformer Driver with Quad-Channel Isolators
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ADuM3470/ADuM3471/ADuM3472/ADuM3473/ADuM3474
5
VCC = 5V, VISO = 5V
VCC = 5V, VISO = 3.3V
4
VCC = 3.3V, VISO = 3.3V
5
VCC = 5V, VISO = 15V
VCC = 5V, VISO = 12V
4
3
3
2
2
1
1
0
0
5
10
15
20
25
DATA RATE (Mbps)
Figure 21. Typical Single Supply IISO (D) Dynamic Supply Current per Input
Channel
30
VCC = 5V, VISO = 15V
25
VCC = 5V, VISO = 12V
20
15
10
5
0
0
5
10
15
20
25
DATA RATE (Mbps)
Figure 22. Typical Double Supply ICH Supply Current per Forward Data
Channel (15 pF Output Load)
30
VCC = 5V, VISO = 15V
25
VCC = 5V, VISO = 12V
20
15
10
5
0
0
5
10
15
20
25
DATA RATE (Mbps)
Figure 23. Typical Double Supply ICH Supply Current per Reverse Data
Channel (15 pF Output Load)
0
0
5
10
15
20
25
DATA RATE (Mbps)
Figure 24. Typical Double Supply IISO (D) Dynamic Supply Current per Output
Channel (15 pF Output Load)
5
VCC = 5V, VISO = 15V
VCC = 5V, VISO = 12V
4
3
2
1
0
0
5
10
15
20
25
DATA RATE (Mbps)
Figure 25. Typical Double Supply IISO (D) Dynamic Supply Current per Input
Channel
6
5
4
3
2
1
VISO AT 10mA
VISO AT 50mA
VISO AT 400mA
0
0
5
10
15
20
25
30
TIME (ms)
Figure 26. Typical VISO Startup 5 V In to 5 V Out with 10 mA, 50 mA, and
400 mA Output Load
Rev. 0 | Page 21 of 32
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