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MAX5041EAI+T

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P26
MAX5038/MAX5041
Dual-Phase, Parallelable, Average Current-Mode
Controllers
______________________________________________________________________________________ 19
CLKIN
CLKOUTSGNDPGND
IN
PHASE
DL2
LX2
DH2
DL1
LX1
DH1
V
CC
V
IN
EAOUT
EAN
DIFF
SENSE-
SENSE+
CSP2
CSN2
CSP1
CSN1
V
CC
V
IN
V
IN
CLKOUTSGNDPGND
IN
PHASE
DL2
LX2
DH2
DL1
LX1
DH1
EAOUT
EAN
CLKIN
CSP2
CSN2
CSP1
CSN1
DIFF
V
CC
V
IN
V
IN
CLKOUTSGNDPGND
IN
PHASE
DL2
LX2
DH2
DL1
LX1
DH1
EAOUT
EAN
CLKIN
CSP2
CSN2
CSP1
CSN1
DIFF
V
CC
V
IN
V
IN
TO OTHER MAX5038/MAX5041s
MAX5038/
MAX5041
MAX5038/
MAX5041
MAX5038/
MAX5041
LOAD
*FOR MAX5041 ONLY.
*
*
Figure 6. Parallel Configuration of Multiple MAX5038/MAX5041s
MAX5038/MAX5041
Dual-Phase, Parallelable, Average Current-Mode
Controllers
20 ______________________________________________________________________________________
MAX5038
(MASTER)
Q4
Q3
D2
Q2
D1
V
IN
4 x 22µF
C8–C11
Q1
V
IN
V
IN
= +12V
V
CC
D4
D3
C40
0.1µF
C12
0.47µF
C38
4.7µF
C3–C7
5 x 22µF
L2
0.6µH
R2
1.35mΩ
L1
0.6µH
R1
1.35mΩ
DH1
LX1
DL1
BST1
V
CC
DH2
LX2
DL2
BST2
CSP2CSN2PGOODPHASECLKOUTSGNDPGNDCLP2CLP1
R9
PGOOD
V
CC
R6
C35
C36
R5
C33
C34
C39
0.1µF
C1, C2
2 x 47µF
R3
2.2Ω
C31
C32
R4
CSP1CSN1SENSE+SENSE-INCLKINPLLCMP
R8
R7
EAOUT
EAN
DIFF
OVPIN
EN
C13
0.47µF
C14, C15,
C41, C42
2 x 100µF
C16–C25,
C43–C46
14 x 270µF
C26–C30,
C37
6
x
10µF
LOAD
V
OUT
= +1.1V TO
+3.3V AT 104A
V
CC
MAX5038
(SLAVE)
Q8
Q7
D6
Q6
D5
V
IN
C52–C55
4 x 22µF
Q5
V
IN
D8
D7
C64
0.1µF
C57
0.47µF
C65
4.7µF
C48–C51
5 x 22µF
L4
0.6µH
R11
1.35mΩ
L3
0.6µH
R10
1.35mΩ
DH1
LX1
DL1
BST1
V
CC
DH2
LX2
DL2
BST2
CSP2CSN2PHASESGNDPGNDCLP2CLP1
V
CC
R15
C59
C58
R14
C60
C61
C47
0.1µF
R12
2.2Ω
C62
C63
R13
CSP1CSN1SENSE+SENSE-CLKININPLLCMPEN
R17
R16
EAOUT
EAN
DIFF
C56
0.47µF
R18
R19
V
CC
R
X
V
CC
R
X
Figure 7. Four-Phase Parallel Application Circuit (V
IN
= +12V, V
OUT
= +1.1V to +3.3V at 104A)
MAX5038/MAX5041
Dual-Phase, Parallelable, Average Current-Mode
Controllers
______________________________________________________________________________________ 21
Table 1. Component List
DESIGNATION QTY DESCRIPTION
C1, C2 2 47µF,16V X5R input-filter capacitors TDK C5750X5R1C476M
C3–C11 9 22µF, 16V input-filter capacitors TDK C4532X5R1C226M
C12, C13 2 0.47µF, 16V capacitors TDK C1608X5R1A474K
C14, C15 2 100µF, 6.3V, output-filter capacitors Murata GRM44-1X5R107K6.3
C16–C24, C33 10 270µF, 2V output-filter capacitors Panasonic EEFUE0D271R
C25 1 4700pF, 16V X7R capacitor Vishay-Siliconix VJ0603Y471JXJ
C26, C28, C30 3 470pF 16V capacitors Murata GRM1885C1H471JAB01
C27, C29 2 0.01µF 50V X7R capacitors Murata GRM188R71H103KA01
C31 1 4.7µF 16V X5R capacitor Murata GRM40-034X5R475k6.3
C32 3 0.1µF 16V X7R capacitors Murata GRM188R71C104KA01
D1, D2 2 Schottky diodes ON-Semiconductor MBRS340T3
D3, D4 2 Schottky diodes ON-Semiconductor MBR0520LT1
L1, L2 2 0.6µH, 27A inductors Panasonic ETQP1H0R6BFX
Q1, Q3 2 Upper-power MOSFETs Vishay-Siliconix Si7860DP
Q2, Q4 2 Lower-power MOSFETs Vishay-Siliconix Si7886DP
R1 1 2.2Ω ±1% resistor
R2, R3 4 Current-sense resistors, use two 2.7mΩ resistors in parallel, Panasonic ERJM1WSF2M7U
R4 1 7.5kΩ ±1% resistor
R5, R6 2 1kΩ ±1% resistors
R7 1 4.99kΩ ±1% resistor
R8, R9 2 37.4kΩ ±1% resistors
Table 2. Component Suppliers
SUPPLIER PHONE FAX WEBSITE
Murata 770-436-1300 770-436-3030 www.murata.com
ON Semiconductor 602-244-6600 602-244-3345 www.on-semi.com
Panasonic 714-373-7939 714-373-7183 www.panasonic.com
TDK 847-803-6100 847-390-4405 www.tcs.tdk.com
Vishay-Siliconix 1-800-551-6933 619-474-8920 www.vishay.com
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P26

MAX5041EAI+T

Mfr. #:
Buy MAX5041EAI+T
Manufacturer:
Maxim Integrated
Description:
Switching Controllers Dual-Phase Parallelable Average
Lifecycle:
New from this manufacturer.
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