Rainbow-electronics MAX1714A Manuale Utente Scaricare il pdf (Pagina 4)

Evaluates: MAX1714A

MAX1714A Evaluation Kit

4 _______________________________________________________________________________________

Figure 1. MAX1714A EV Kit Schematic

VBIAS

+5V

5V TO 24V

GND

V

CC

V

BATT

V

CC

V

CC

JU1

JU3

JU2

JU5

600kHz

V

DD

FLOAT =

300kHz

DENOTES HIGH-CURRENT PATH

JU4

200kHz

REF

V+

BST

V

CC

V

CC

1514

V

DD

DH

LX

DL

PGND

OUT

FB

PGOOD

19

1

20

13

12

5

4

10

R4

100k

PGOOD

R2

SHORT

(PC TRACE)

R8

200Ω

R1

OPEN

C7

2200pF

V

CC

V

CC

SHDN

ILIM

REF

TON

AGND N.C. N.C. N.C.

SKIP

REF

2V

R3

OPEN

JU5

450kHz

C4

0.22µF

C3

0.1µF

C5

4.7µF

10V

C6

3.3µF

10V

C1

10µF

25V

C2

330µF

6.3V

VOUT

2.5V

4A

D2

CMPSH-3

R7

20Ω

R9

OPEN

R5

1M

R6

1M

SHDN

SKIP

17

5

6

4

L1

4.7µH

N1B

N1A

3

3

6

7

82911

1

87

2

D1

JU7

16

18

MAX1714A

U1

1 2 3 4 5 6

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