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4

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verify that the Application Note or Technical Brief is current before proceeding.

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AN1339.0

July 23, 2007

ISL284XXEVAL1Z Schematic Diagram

RREFA-

IN

-

RINA1

+

RINA+

RGA+

RGA+

RINA-

RINA+

RREFA+

RREFA-

RINA-

RREFA+

RREFA+

D

RINA

1+

RINA

2-

RINA-

C

LOS

E

T

O

P

A

R

T

OUT

RR

EFA-

C

B

IN

-

RINA+

RINA1+

OUT

OUT

OUT

IN

-

IN1

+

RINA2

-

RRE

FA-

IN1

+

RREF

RRE

FA+

RIN

A1+

RGA+

CL

OS

E

T

O

P

AR

T

RINA+

RINA2-

RINA-

IN-

RGA+

IN

1+

RIN

A2-

IN1

+

A

OUT

B

IN-A

2

R4

5

4

IN+B

I

N-C

2

DNP

R25

OP

EN

C1

0

R1

8

OP

EN

R16

10K

C8

OP

EN

R1

7

10K

DNP

R27

R23

1

0

1

2

1

C2

5

2

1

C24

2

1

C22

2

1

C2

3

1

2

D1

1

2

D2

5

4

3

2

1

J1

2

5

4

3

2

1

J11

R43

2

1

C1

3

2

1

R3

5

R34

2

1

R3

6

R38

R41

2

1

C1

2

R42

2

1

R4

6

2

1

R4

0

R3

9

2

1

C14

R51

2

1

C15

R55

2

1

R59

R6

3

2

1

R67

5

4

3

2

1

J1

3

R5

0

2

1

C20

R54

2

1

C21

R58

2

1

R62

R6

6

2

1

R70

5

4

3

2

1

J1

6

R4

9

2

1

C18

R53

2

1

C1

9

R57

2

1

R61

R6

5

2

1

R69

5

4

3

2

1

J1

5

R26

5

4

3

2

1

J10

2

1

C11

2

1

R9

5

4

3

2

1

J9

R4

R1

9

2

1

R1

0

R13

2

1

R29

1

R3

1

2

1

5

4

3

2

1

J8

2

1

C9

2

1

R7

5

4

3

2

1

J7

R3

2

1

R8

R12

2

1

R22

2

1

R3

0

2

1

9

8

7

6

5

4

3

2

16

15

14

13

12

11

10

1

U1

R4

7

5

3

2

1

J1

4

2

1

R68

R6

4

2

1

R60

R56

R52

2

1

C16

2

1

C17

J4

R32

C5

R33

2

1

R2

8

R20

2

1

R1

4

2

1

C6

R11

2

1

R6

R2

5

4

3

2

1

J5

R2

4

R1

5

R21

2

1

R5

2

1

C7

5

4

3

2

1

J6

1

J1

R48

2

1

C3

2

1

C1

R1

1

J2

R4

4

2

1

C2

1

J3

R37

2

1

C4

IN-B

IN-

D

IN-

C

0

DNP

DN

P

DNP

DNP

DNP

10

0K

DNP

OP

EN

DN

P

DNP

0

OPE

N

VP

OPE

N

1

00K

0.

1U

F

0

4.7

UF

OP

EN

DNP

IN+C

DNP

OUTA

IN+D

DNP

0.

1U

F

0

DNP

0

0

0

0

0

DNP

OPEN

OPEN

00

OPEN

OPEN

0

0

DNP

OPEN

OPEN

0

OPEN

DNP

1

00K

0

DNP

DNP

4.7UF

100

K

QSO

P16

VM

I

N-A

IN+

D

IN-D

OUTD

10K

10

0K

OPE

N

IN+

C

DNP

0

OUTC

4.

7U

F

100

K

OPE

N

OP

EN

VM

VP

OP

EN

OPEN

1

00K

DNP

I

N+A

IN-B

IN+B

DNP

OP

EN

0

IN+A

100

K

0

0

0

DNP

DNP

DNP

DNP

DN

P

DN

P

10K

10

K

10K

10

K

10K

10

K

10K

10K

10K

10K

G

ene

ri

c

P

ack.

1

2

4

5

6

7

8

3

9

10

11

12

13

14

15

16

V-

RE

F1

V+

Application Note 1339

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