Rainbow-electronics MAX5066 Manual do Utilizador descarregar pdf (Página 15)

MAX5066

Configurable, Single-/Dual-Output, Synchronous

Buck Controller for High-Current Applications

______________________________________________________________________________________ 15

24.9kΩ

0.22µF

29.4kΩ

REG

OR V

REF

4.64kΩ

1.74kΩ

680µF

0.8V/10A

2mΩ

0.5µH

(1A, 30V)

IRF7832

IRF7821

0.1µF

(100mA, 30V)

1µF

IRF7821

(100mA, 30V)

0.1µF

4.7µF

1Ω

10µF

1.3V/10A

0.1µF

IRF7832

(1A, 30V)

0.8µH

2mΩ

R14

1kΩ

C10

15nF

C11

120pF

R15

1kΩ

C12

15nF

C13

120pF

AGND

REF

RT/CLKIN

EAOUT1

EAN1

CSP1

CSN1

DL1

LX1

DH1

BST1

REG

BST2

DH2

LX2

DL2

PGND

CSP2

CSN2

EAN2

EAOUT2

MODE

CLP1

CLP2

MAX5066

680µF

60.4kΩ

4.75kΩ

5.11kΩ

EXTERNAL FREQUENCY SYNC

22Ω

Figure 6. Dual-Output Buck Regulator

1 2 ... 10 11 12 13 14 15 16 17 18 19 20 21 22

General Description 1
Applications 1
Features 1
Ordering Information 1
ABSOLUTE MAXIMUM RATINGS 2
ELECTRICAL CHARACTERISTICS 2
MAX5066 toc14 7
MAX5066 toc15 7
MAX5066 toc16 7
MAX5066 toc17 7
Detailed Description 9
Pin Description (continued) 9
Figure 1. Block Diagram 10
Control Loop 12
VOLTAGE-POSITIONING WINDOW 14
Design Procedures 17
Output Capacitors 18
Current Limit 19
Reverse Current Limit 19
Output-Voltage Setting 20
Compensation 20
Applications Information 21
Pin Configuration 21
Chip Information 21
Package Information 22

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