NCP3101 ON Semiconductor, NCP3101 Datasheet - Page 15
NCP3101
Manufacturer Part Number
NCP3101
Description
Wide Input Voltage Synchronous Buck Converter
Manufacturer
ON Semiconductor
Datasheet
1.NCP3101.pdf
(18 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
NCP3101C
Manufacturer:
ON/安森美
Quantity:
20 000
www.datasheet4u.com
Measured Performance of NCP3101 Demoboard is Shown in Figures 21 Through 24.
10.5
Capacitors: 2x MLCC 100 mF and 820 mF OS-CON
9.5
8.5
7.5
6.5
5.5
4.5
3.5
2.5
Figure 23. Transient Response (V
7
V
out
8
= 3.3 V, I
9 10 11 12 13
Figure 21. Overcurrent Protection
T
out
J
R
= 0°C
ocp
= 3 A to 6 A Step) Output
RESISTANCE (kW)
14
T
J
= 25°C
15 16
17 18 19
in
T
= 13.2 V,
J
= 70°C
20 21 22
http://onsemi.com
NCP3101
-10
-20
-30
-40
15
50
40
30
20
10
0
100
100
90
80
70
60
50
0
Figure 24. Feedback Frequency Response
4.5 V
1
Figure 22. Efficiency (V
(V
in
1000
= 13.2 V, V
FREQUENCY (Hz)
OUTPUT CURRENT (A)
2
Phase
13.2 V
12 V
11 V
10 V
9 V
8 V
Gain
7 V
out
6 V
3
5 V
= 3.3 V)
10000
out
4
= 3.3 V)
5
100000
-70
-80
-90
-100
-110
-120
-130
-140
-150
-160
6