NCV5171
22 mH
V
CC
22 mF
V
(5)
CC
PGND (7)
AGND (6)
GND
V
(8)
5.0 V
GND
SW
+
22 mF
+
37.24 k
NCV5171
(1 )
22 mF
22 mH
V
C
Low
ESR
FB (2)
200 pF
.01 mF
5.0 k
12.76 k
Figure 37. Additional Application Diagram, 2.7 V to 28 V Input, 5.0 V Output SEPIC Converter
R1
R2
1.245 k/0.1 W, 1%
99.755 k/0.1 W, 1%
GND
C1
.1 m
50 V
D1
C2
.1 m
50 V
D1
C3
.1 m
50 V
D1
D1
D1
D1
D1
1
8
V
V
100 V
C
SW
O
C10
.1 m
7
1N4148 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148
2
3
PGND
FB
C11
.01 m
6
R3
2.0 k
Test
AGND
C4
C5
C6
C9
.1 m
C8
10 m
.1 m
50 V
.1 m
50 V
.1 m
50 V
C7
5
4
V
SS
CC
.1 m
50 V
GND
4.0 V
Figure 38. Additional Application Diagram, 4.0 V Input, 100 V/ 10 mA Output Boost Converter with
Output Voltage Multiplier
200 pF
D1
C6
C1
R1
1
8
V
V
−12 V
SW
C
5.0 k
0.01 mF
22 mF
2
3
4
7
6
5
FB
PGND
AGND
L1
15 mH
Test
SS
C3
+ 22 mF
D3
D2
SS
V
CC
+5.0 V
GND
C4
0.1 mF
GND
C5
22 mF
+
R2
R3
10.72 k
+12 V
1.28 k
Figure 39. Additional Application Diagram, 5.0 V Input, 12 V Output Dual Boost Converter
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