ADUM3070 AD [Analog Devices], ADUM3070 Datasheet - Page 12

• Manufacturer Part Number: ADUM3070
• Description: Isolated Switching Regulator
• Manufacturer: AD [Analog Devices]

ADuM3070
10% to 90% Load of 500 mA Load at 500 kHz f
10% to 90% of 250 mA Load at 500 kHz f
Figure 22. Typical V
Figure 23. Typical V
Figure 24. Typical V
4.0
3.5
3.0
2.5
4.0
3.5
3.0
2.5
1.0
0.5
4.0
3.5
3.0
2.5
4.0
3.5
3.0
2.5
1.0
0.5
4.0
3.5
3.0
2.5
4.0
3.5
3.0
2.5
1.0
0.5
0
0
0
–2
–2
–2
10% to 90% of 250 mA Load at 500 kHz f
0
0
0
ISO
ISO
ISO
Load Transient Load Response, 5 V In to 3.3 V Out at
10% LOAD
10% LOAD
10% LOAD
2
2
Load Transient Response, 3.3 V In to 3.3 V Out at
2
Load Transient Response, 3.3 V In to 3.3 V Out at
C
C
C
C
C
C
OUT
OUT
OUT
OUT
OUT
OUT
= 47µF, L1 = 47µH
= 47µF, L1 = 100µH
= 47µF, L1 = 47µH
= 47µF, L1 = 100µH
= 47µF, L1 = 47µH
= 47µF, L1 = 100µH
4
4
4
TIME (ms)
TIME (ms)
TIME (ms)
6
6
6
90% LOAD
90% LOAD
90% LOAD
SW
SW
with 0.1 µF Feedback Capacitor
with 0.1 µF Feedback Capacitor
8
8
8
10
10
10
SW
12
12
12
14
14
14
Rev. 0 | Page 12 of 20
10% to 90% of 100 mA Load at 500 kHz f
Figure 25. Typical V
Figure 26. Typical V
5.06
5.02
4.98
4.94
200
100
200
100
18
16
14
12
18
16
14
12
18
16
14
12
18
16
14
12
20
10
0
0
0
–2
–2
Figure 27. Typical V
–2
10% to 90% of 100 mA Load at 500 kHz f
0
0
ISO
ISO
10% LOAD
10% LOAD
500 mA Load at 500 kHz f
–1
2
2
Load Transient Response, 5 V In to 15 V Out at
Load Transient Response, 5 V In to 15 V Out at
ISO
4
4
Output Ripple, 5 V In to 5 V Out at
C
C
C
C
OUT
OUT
OUT
OUT
TIME (ms)
TIME (ms)
TIME (µs)
= 47µF, L1 = 100µH
= 47µF, L1 = 100µH
= 47µF, L1 = 47µH
= 47µF, L1 = 47µH
6
6
0
90% LOAD
90% LOAD
SW
with 0.1 µF Feedback Capacitor
8
8
SW
10
10
1
Data Sheet
SW
12
12
14
14
2