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AN184

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Page 2 of 

9

Ju

11

, 2

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3

ISL70001A

SEHEV1Z

0.8V

ADJUST

ITAR

1.8V

2.5V 3.3V

1.0V 1.2V

100UF

100UF

1000PF

ISL70001ASEHQ

47UF

47UF

47UF

VOUT

100UF

1UH

LX

~/ISL70001ASEH/ISL70001ASEHEV1ZA

ISL70001ASEHEV1Z

ISL70001ASEHEV1Z

EVALUATION BOARD

SCHEMATIC

1

1.5K

100UF

LTST-C170CKT

1

10K

47UF

316

221

5K

0.01UF

0.1UF

0

1K

1UF

VIN_EN

1UF

499

1K

PGOOD

1K

1

0.01UF

100

1

1K

4700PF

499

100UF

VIN

100UF

1UF

1UF

OSCAR MANSILLA

07-02-2012

A

VIN

10

OSCAR MANSILLA

TIM KLEMANN

07/02/2012

SYNC

0.22UF

1K

2N7002

100UF

VIN

100UF

100UF

100UF

3.01K

IN

IN

40

7

8

9

10

11

12

13

14

15

16

17

18

42

41

39

38

37

36

35

33

34

32

31

2

1

2

3

2

3

1

3

1

2

2

1

2

TP33

TP32

TP35

TP41

TP40

TP45

TP34

R8

J3

L1

J4

S2

TP44

TP1

TP2

Q1

R3

C25

TP11

TP12

TP13

TP14

TP16

TP5

TP6

J1

R4

TP17

TP15

TP39

TP19

J6

J14

R7

R19

TP46

TP47

D2

TP37

TP42

TP43

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

E

M/S

PVIN3

SYNC

ZAP

TDI

TDO

SS

PGOOD

DVDD

DVDD

DGND

DGND

AGND

AGND

AVDD

PGND5

LX5

PVIN5

PVIN5

PVIN4

PVIN4

LX4

PGND4

PGND4

PGND3

PGND3

LX3

PVIN3

E

E

E

E

E

E

E

E

E

E

RELEASED BY:

DRAWN BY:

SHEET

HRDWR ID

1

1

2

2

3

3

4

4

5

5

6

6

7

7

8

8

DATE:

DATE:

DATE:

TESTER

FILENAME:

MASK#

REV.

OF

DATE:

ENGINEER:

TITLE:

UPDATED BY:

5

30

29

28

27

26

25

24

23

22

21

20

19

43

44

45

46

48

1

2

3

4

6

13

21

1

3

47

C1

C20

C21

C3

C5

R10

J13

C23

J2

C12

C2

C4

C9

R1

C8

R2

J9

J10

J11

J12

R11

R13

R14

R15

R16

C6

D1

C11

C14

C15

C19

C22

C24

R17

J7

TP20

TP21

TP23

TP24

TP26

TP28

TP36

TP38

TP22

TP18

R5

TP27

R6

C7

C10

J15

R18

TP25

J5

C18

C17

C16

R12

E

PVIN1

PVIN1

LX2

PGND2

PGND2

PGND1

PGND1

LX1

REF

FB

EN

PORSEL

PVIN6

PVIN6

LX6

PGND6

PGND6

PGND5

PVIN2

PVIN2

U1

FIGURE 1. ISL70001ASEHEV1Z SCHEMATIC

Summary of Contents for ISL70001ASEHEV1Z

Page 1: ...ch allow virtually all nodes of the evaluation circuit to be monitored directly The BOM shows components that are representative of the types needed for a design but these components are not space qua...

Page 2: ...TP12 TP13 TP14 TP16 TP5 TP6 J1 R4 TP17 TP15 TP39 TP19 J6 J14 R7 R19 TP46 TP47 D2 TP37 TP42 TP43 E E E E E E E E E E E E E E E E E E E E E E E E E E E E E E M S PVIN3 SYNC ZAP TDI TDO SS PGOOD DVDD DV...

Page 3: ...obe Thru hole Tektronics L1 1 CDRH127 LDNP 1R0NC 1 H Inductor 30 14A SMD Sumida Q1 1 2N7002 7 F T Transistor MOSFET N channel SOT 23 Diodes Inc R1 R7 2 1 Resistor Film 1 1 10W 0603 Various R2 R3 R6 R8...

Page 4: ...he 3 3V input UVLO threshold Use this setting when the nominal input voltage is 3 3V Also use this setting for nominal input voltages between 5V and 3 3V J5 Short Selects the 0 8V preset output voltag...

Page 5: ...7 Locate the Schottky diode D1 as close as possible to the LXx and PGNDx pins of the IC A smaller Schottky diode may be used as long as derating requirements are satisfied 8 Use a small island of copp...

Page 6: ...ISL70001ASEHEV1Z AN1842 Rev 1 00 Page 6 of 9 Jun 11 2013 FIGURE 3 FIRST LAYER ETCH FIGURE 4 SECOND LAYER ETCH...

Page 7: ...ISL70001ASEHEV1Z AN1842 Rev 1 00 Page 7 of 9 Jun 11 2013 FIGURE 5 THIRD LAYER ETCH FIGURE 6 FOURTH LAYER ETCH...

Page 8: ...ISL70001ASEHEV1Z AN1842 Rev 1 00 Page 8 of 9 Jun 11 2013 FIGURE 7 SILK SCREEN BOTTOM...

Page 9: ...e intended for developers skilled in the art designing with Renesas products You are solely responsible for 1 selecting the appropriate products for your application 2 designing validating and testing...

Page 10: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Renesas Electronics ISL70001ASEHEV1Z...

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