Rainbow Electronics MAX5066 - Manual (Page 16)

MAX5066
Configurable, Single-/Dual-Output, Synchronous
Buck Controller for High-Current Applications
16 ______________________________________________________________________________________
R T
24.9k Ω
C1
0.22 µF
R8
60.4k Ω
V REG OR V REF
R5
4.75k
Ω
R4
5.11k
Ω
C6
680 µF
1.3V/20A
R1
2m Ω
L1
0.8 µH
D3
(1A, 30V)
Q1
IRF7832
Q2
IRF7821
C8
0.1 µF
D1
(100mA, 30V)
C2
1 µF
Q4
IRF7821
D2
(100mA, 30V)
C3
0.1
µF
C4
4.7
µF
R3
1 Ω
C5
10
µF
V IN
C9
0.1
µF
Q3
IRF7832
D4
(1A, 30V)
L2
0.8 µH R2
2m Ω
R14
1k Ω
C10
15nF
C11
120pF
R15
1k Ω
C12
15nF
C13
120pF
AGND REF RT/CLKIN
EN
EN
EAOUT1
EAN1
CSP1
CSN1
DL1
LX1
DH1
BST1
V DD
IN REG
BST2
DH2
LX2
DL2
PGND
CSP2
CSN2
EAN2
EAOUT2
MODE
CLP1
CLP2
MAX5066
EXTERNAL FREQUENCY SYNC
22 Ω
22 Ω
TO REG
Figure 7. Dual-Phase, Single-Output Buck Regulator