NCV5171
22 mH
MBRS120T3
3.3 V
5.0 V
GND
IN
O
10 mF
22 mF
3.6 k
V
(5)
CC
GND
PGND (7)
AGND (6)
V
(8)
SW
NCV5171
V
(1 )
FB (2)
C
0.1 mF
1.3 k
200 pF
5.0 k
Figure 34. Additional Application Diagram, 3.3 V Input, 5.0 V/ 400 mA Output Boost Converter
MBRS140T3
V
−12 V
CC
P6KE−15A
1N4148
T1
47 mF
47 mF
+
+
+
1.0 mF
22 mF
GND
V
(5)
CC
1:2
GND
PGND (7)
AGND (6)
V
(8)
+12 V
SW
MBRS140T3
10.72 k
NCV5171
V
(1 )
FB (2)
C
47 nF
1.28 k
4.7 nF
2.0 k
Figure 35. Additional Application Diagram, 2.7 to 13 V Input, + 12 V/ 200 mA Output Flyback Converter
GND
V
(5)
(8)
GND
−5.0
V
(1 )
CC
C
1.1 k
5.0 k
22 mF
Low
2.2 mF
NCV5171
200 pF
15 mH
ESR
V
.01 mF
SW
V
OUT
V
AGND (6)
PGND (7)
FB (2)
IN
300
Figure 36. Additional Application Diagram, −9.0 V to −28 V Input, −5.0 V/700 mA Output Inverted Buck Converter
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