background image

AN173

2

R

ev

.1.00

P

ag

e 8 of

 1

3

Decem

ber
 6, 
2016

ISL
700
02

SEHEV

A

L1

Z

H2511-00R00-1/16W1

R19

1

0

1%

1/16W

603

RES_0603

GENERIC

Thick Film Chip Resistor

ERJ3GEY0R00V

R1-R7

7

0

0%

1/10W

603

RES_0603

PANASONIC

Thick Film Chip Resistor

S0603CA1501BEZ

R20

1

1.5k

0.10%

1/10W

603

RES_0603

State of the Art

25ppm Thin Film Chip Resistor

S0603CA1001BEZ

R21

1

1k

0.10%

1/10W

603

RES_0603

State of the Art

25ppm Thin Film Chip Resistor

S0603CPZ1000F10

R22

1

100

1%

1/10W

603

RES_0603

State of the Art

100ppm Thick Film
Chip Resistor

3299W-1-502-LF

R23

1

5k

10%

1/2W

RADIAL

RES_POT_3299W

BOURNS

TRIMMER POTENTIOMETER 
(RoHS COMPLIANT)

H2511-01001-1/16W1

R24

1

1k

1%

1/16W

603

RES_0603

GENERIC

Thick Film Chip Resistor

H2513-001R8-1/8W1

R25

1

1.8

1%

1/8W

1206

RES_1206

GENERIC

Thick Film Chip Resistor

S0603CA1962BEZ

R8, R10

2

19.6k

0.10%

1/10W

603

RES_0603

State of the Art

25ppm Thin Film Chip Resistor

S0603CA4021BEZ

R9, R11

2

4.02k

0.10%

1/10W

603

RES_0603

State of the Art

25ppm Thin Film Chip Resistor

GT11MSCBE-T

S1

1

SMT

GT13MSCKE

C&K

SPDT On-None-On SMT 
Ultraminiature Toggle Switch
(RoHS compliant)

1514-2

TP1, TP2, TP6, TP10, 

TP12

5

THOLE

TP-150C100P

KEYSTONE

Test Point Turret 0.150 
Pad 0.100 Thole

5002

TP3-TP5, TP7-TP9, 

TP11, TP13

8

THOLE

MTP500X

KEYSTONE

Miniature White Test 
Point 0.100 Pad 0.040 Thole

ISL70002SEHVF

U1

1

CQFP

CQFP64_555X555_635

INTERSIL

12A SYNCHRONOUS 
BUCK REGULATOR W/MOSFET

SP2000-0.020-AC-1212

1

Bergquist

Thermal Interface Material, 
Sil-Pad, 12inx12inx0.020in, with 
adhesive, cut to 0.4inx0.4in and 
placed on underside of U1

TABLE 1. ISL70002SEHEVAL1Z BILL OF MATERIALS (Continued)

PART NUMBER

REF DES

QTY

VALUE

TOL

VOLTAGE POWER PACKAGE TYPE

JEDEC TYPE

MANUFACTURER

DESCRIPTION

Summary of Contents for ISL70002SEHEVAL1Z

Page 1: ...or synchronized to a 500kHz to 1MHz 20 external clock Two ISL70002SEH ICs can be synchronized to each other in a master slave configuration providing nearly twice the output current while switching 18...

Page 2: ...ground planes as required 4 Connect all AGND DGND and PGNDx pins directly to the ground plane Connect all PVINx pins directly to the VIN portion of the power plane 5 Locate ceramic bypass capacitors a...

Page 3: ...C CASE TEMPERATURE FIGURE 7 EFFICIENCY vs LOAD vs OUTPUT VOLTAGE VIN 3 3V fSW 1MHz 25 C CASE TEMPERATURE 50 55 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 11 12 EFFICIENCY LOAD CURRENT A 1 0VOU...

Page 4: ...L1Z immersed in a temperature calibrated liquid bath to ensure the notated IC case temperature Continued 50 55 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 11 12 EFFICIENCY LOAD CURRENT A 1 8VOU...

Page 5: ...d in a temperature calibrated liquid bath to ensure the notated IC case temperature Continued 50 55 60 65 70 75 80 85 90 95 100 0 1 2 3 4 5 6 7 8 9 10 11 12 EFFICIENCY LOAD CURRENT A 1 8VOUT 1 5VOUT 1...

Page 6: ...AN1732 Rev 1 00 Page 6 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 20 ISL70002SEHEVAL1Z BOARD SCHEMATIC ISL70002SEH...

Page 7: ...25 KEMET Multilayer Cap C0805C682K2RAC C8 C9 2 6800pF 10 200V 805 CAP_0805 KEMET Multilayer Cap LTST C170CKT D1 1 SMD LTST_C170CKT LITEON AlGaAs on GaAs Red LED 1N5822US D2 0 SMD2 DIO_CASE_D 5B MICROS...

Page 8: ...1206 GENERIC Thick Film Chip Resistor S0603CA1962BEZ R8 R10 2 19 6k 0 10 1 10W 603 RES_0603 State of the Art 25ppm Thin Film Chip Resistor S0603CA4021BEZ R9 R11 2 4 02k 0 10 1 10W 603 RES_0603 State o...

Page 9: ...AN1732 Rev 1 00 Page 9 of 13 December 6 2016 ISL70002SEHEVAL1Z Board Layout FIGURE 21 TOP SIDE ASSEMBLY DRAWING FIGURE 22 TOP LAYER...

Page 10: ...AN1732 Rev 1 00 Page 10 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 23 LAYER 2 FIGURE 24 LAYER 3 Board Layout Continued...

Page 11: ...AN1732 Rev 1 00 Page 11 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 25 LAYER 4 FIGURE 26 LAYER 5 Board Layout Continued...

Page 12: ...AN1732 Rev 1 00 Page 12 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 27 LAYER 6 FIGURE 28 LAYER 7 Board Layout Continued...

Page 13: ...AN1732 Rev 1 00 Page 13 of 13 December 6 2016 ISL70002SEHEVAL1Z FIGURE 29 BOTTOM LAYER FIGURE 30 BOTTOM SIDE ASSEMBLY DRAWING Board Layout Continued...

Page 14: ...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 15: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Renesas Electronics ISL70002SEHEVAL1Z...

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