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CS5127 View Datasheet(PDF) - Cherry semiconductor

Part Name
Description
MFG CO.
'CS5127' PDF : 24 Pages View PDF
Additional Application Circuits continued
+5V
C1
C2
680mF 680mF
+
+12V
C3 +
1UF
C4 C5 +5V
680mF 680mF
+
2.8V
R4
1540
R5
1270
R1
3.3K
R2
100K
R3
C6
24K
390pF
C7
7pF
C10
680mF
Q1
IRL3103S
+
L1 5mH
C11
680mF
R6
2K
D1
1N5821
R7
C14
R65
10
0.2mF
18K
m1
1
CS5127
SYNC
VIN
16
2 CT
VREF 15
3 RT
14
ENABLE
4 VFB1
VFB2 13
5
COMP1
6 VFFB1
7 GATE1
8 LGND
12
COMP2
VFFB2 11
10
GATE2
09
PGND
C50
0.22mF
Q4
2N3906
Q7
2N3906
C52
7pF
C16
0.22mF
C15
0.01mF
C24
0.01mF
+C8
1mF
Q2
IRL3103S
L2
C12
C13
680UF 680mF
5mH
+
D2
1N5821
R10
2K
R11
R66
2.2K
10
C17
0.2mF
R48
100K
C15
0.1mF
3.3V
R7
2400
R8
1500
Figure 15: CS5127 12V, 5V input to 2.8V @ 7A and 3.3V @ 7A Voltage Mode Control Application Circuit with External Soft Start.
+12V
C1
680mF
C2
680mF
+
Q1
FMMT2222ACT
+
C18
0.1mF
50V
R1
20K
C6
0.1mF
2.8V
C7
330PF
C10
680mF
+
R4
1540
L1 5mH
C11
680mF
R2
27k
Q2
IRL3103S
D1
1N5821
D3
1N5818
D4
1N5818
m1
1
CS5127
SYNC
VIN
16
2 CT
VREF 15
3 RT
ENABLE 14
4 VFB1
VFB2 13
5 COMP1 COMP2 12
6 VFFB1
7 GATE1
VFFB2 11
GATE2 10
8 LGND
PGND 09
R5
1270
R10
20K
R6
1K
C14
330PF
C15
100mF
Figure 16: CS5127 12V only to 2.8V @ 7A and 3.3V @ 7A Application Circuit.
R12
30
C3 +
C8
10mF
1mF
Q3
IRL3103S
D2
1N5821
C4 C5
680mF 680mF
+
D5
1N5248
C9
0.1mF
L2
5mH
C12
680mF
C13
680mF
+
3.3V
R7
2400
R8
R9
1500
2K
R11
R3
C16
C17
20K
100mF
330PF
18K
16
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