ncp5424adr2 ON Semiconductor, ncp5424adr2 Datasheet - Page 2

• Manufacturer Part Number: ncp5424adr2
• Description: Dual Synchronous Buck Controller With Input Current Sharing
• Manufacturer: ON Semiconductor

5.0 V
x k
x k
R3
+
1%
0.1 mF
C3/4/5
680 mF/
4 V
1%
R4
C6
R1
x k
+
C2
220 mF
1.3 mH/15 A
5 k
10 k
12 V
R5
x k
R2
L2
Figure 1. Two−Phase Buck Regulator Application, with Input Current Sharing
+
1%
C1
220 mF
1%
R6
.22 mF
MTD60N03
MTD90N02
C8
Q3
Q4
1.5 V @ 20 A
U1
GATE(H)1
GATE(L)1
IS+1
IS−
COMP1
V
FB1
http://onsemi.com
V
CC
NCP5424
NCP5424
GND
GATE(H)2
GATE(L)2
2
COMP2
BST
V
V
R
IS+2
FB+2
FB−2
1.0 mF
OSC
C11
30.9 k
R12
MTD90N02
Q2
C14
0.1 mF
Q1
C13
0.01 mF
R17
4 k
MTD60N03
1.3 mH/15 A
+
C17
220 mF
L1
+
+
C18
220 mF
C19/20/21
680 mF/
4 V
3.3 V