cs51412g ON Semiconductor, cs51412g Datasheet - Page 17

• Manufacturer Part Number: cs51412g
• Description: 1.5a, 260 Khz And 520 Khz, Low Voltage Buck Regulators With External Bias Or Synchronization Capability
• Manufacturer: ON Semiconductor

12 V
5.0 V - 12 V input
Figure 25. Additional Application Diagram, 12 V to 5.0 V/1.0 A Buck Converter using the BIAS Pin
Figure 24. Additional Application Diagram, 5.0 V - 12 V to -5.0 V/400 mA Inverting Converter
Shutdown
100 mF
C1
C1
22 mF
0.1 mF
5
U1
SHDNB
C4
CS51411, CS51412, CS51413, CS51414
2
V
8
R1
IN
V
C
50 k
2
4
5
BIAS
4
CS51412/4
V
SHDNB CS51411/3
SYNC
U1
IN
6
GND
BOOST
http://onsemi.com
1
GND
6
7
7
V
V
C3
FB
FB
0.01 mF
17
V
D2 1N4148
SW
V
BOOST
C
8
3
V
C2
0.1 mF
SW
0.1 mF
C4
1
3
C1
0.1 mF
1N5821
D1
D3
C5
15 mH
1N4148
L1
0.1 mF
D1
MBR0520
15 mH
373
127
R2
R1
D2
L1
1N4148
373
R2
C6
22 m
100 mF
C3
5.0 V
-5.0 V output
R3
127