NCV5171 Datasheet, PDF (17/19 Pages) ON Semiconductor – 1.5 A 280 kHz Boost Regulators

3.3 V_IN
GND
0.1 mF
5.0 k
NCV5171
22 mH
10 mF
V_CC (5)
PGND (7)
AGND (6)
V_SW (8)
NCV5171
V_C (1 )
FB (2)
200 pF
MBRS120T3
3.6 k
1.3 k
22 mF
5.0 V_O
GND
Figure 34. Additional Application Diagram, 3.3 V Input, 5.0 V/ 400 mA Output Boost Converter
V_CC
GND
+
22 mF
4.7 nF
47 nF
1.0 mF
V_CC (5)
PGND (7)
AGND (6)
V_SW (8)
NCV5171
V_C (1 )
FB (2)
2.0 k
P6KE−15A
MBRS140T3
T1
−12 V
47 mF
+
GND
1N4148
1:2
+ ^{47 mF}
+12 V
MBRS140T3
1.28 k
10.72 k
Figure 35. Additional Application Diagram, 2.7 to 13 V Input, +12 V/ 200 mA Output Flyback Converter
GND
2.2 mF
200 pF
V_IN
5.0 k
.01 mF
V_C (1 )
V_CC (5)
NCV5171
AGND (6)
V_SW (8)
FB (2)
PGND (7)
15 mH
22 mF
Low
ESR
1.1 k
300
GND
−5.0
V_OUT
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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