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User Guide 033

UG033.0

June 19, 2015

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5

Bill Of Materials

MANUFACTURER PART

QTY

UNIT

REFERENCE

DESIGNATOR

DESCRIPTION

MANUFACTURER

ISL8026REVAPCB

1

ea.

PWB-PCB, ISL8026, REVA, ROHS

IMAGINEERING INC

C0603C0G500-220JNE

1

ea.

C4

CAP, SMD, 0603, 22pF, 50V, 5%, C0G, ROHS

VENKEL

GRM188R71H221KA01D

1

ea.

C7

CAP, SMD, 0603, 220pF, 50V, 10%, X7R, ROHS

MURATA

C0603X7R160-333KNE

1

ea.

CSS

CAP, SMD, 0603, 33000pF, 16V, 10%, X7R, ROHS

VENKEL

C0603X7R160-104KNE

1

ea.

C3

CAP, SMD, 0603, 0.1µF, 16V, 10%, X7R, ROHS

VENKEL

0

ea.

 C8

CAP, SMD, 0603, DNP-PLACE HOLDER, ROHS

GRM31CR60J226KE19L

4

ea.

C1, C2, C5, C6

CAP, SMD, 1206, 22µF, 6.3V, 10%, X5R, ROHS

MURATA

ETQP3W1R0WFN

1

ea.

L1 (ISL8026)

1µH, 6.9m

Ω

, 8.1A, ROHS, SHIELDED

PANASONIC

ETQP3WR68WFN

1

ea.

L1 (ISL8026A)

0.68µH, 4.9m

Ω

, 9.6A, ROHS, SHIELDED

PANASONIC

131-4353-00

2

ea.

J1, J2

CONN-SCOPE PROBE TEST PT, COMPACT, PCB MNT, ROHS TEKTRONIX

1514-2

4

ea.

P4, P5, 

P7, P8

CONN-TURRET, TERMINAL POST, TH, ROHS

KEYSTONE

5002

3

ea.

P1, P2, 

P6

CONN-MINI TEST POINT, VERTICAL, WHITE, ROHS

KEYSTONE

LTST-C170CKT

1

ea.

D1

LED-GaAs RED, SMD, 2x1.25mm, 100mW, 40mA, 
10mcd, ROHS

LITEON/VISHAY

ISL8026

1

ea.

U1

IC-5A BUCK REGULATOR, 16P, QFN, 3x3, ROHS

INTERSIL

2N7002-7-F

1

ea.

Q1

TRANSISTOR, N-CHANNEL, 3 LD, SOT-23, 60V, 115mA, 
ROHS

DIODES, INC.

0

ea

R11 (ISL8026)

RES, SMD, 0603, 0.1%, MF, DNP-PLACE HOLDER

1

ea.

R11 (ISL8026A) RES, SMD, 0603, 0

Ω

, 1/16W, 1%, TF, ROHS

GENERIC

ERJ-3EKF20R0V

1

ea.

R3

RES, SMD, 0603, 20

Ω

, 1/10W, 1%, TF, ROHS

PANASONIC

CR0603-10W-1003FT

1

ea.

R2, R14

RES, SMD, 0603, 100k, 1/10W, 1%, TF, ROHS

VENKEL

CR-0603-10W-1913FT

1

ea.

R12 (ISL8026)

RES, SMD, 0603, 191k, 1/10W, 1%. TF, ROHS

VENKEL

1

ea.

R12 (ISL8026A) RES, SMD, 0603, 0.1%, MF, DNP-PLACE HOLDER

CR0603-10W-2003FT

4

ea.

R1, R4,

R6, R7

RES, SMD, 0603, 200k, 1/10W, 1%, TF, ROHS

VENKEL

0

ea.

R5, R8,

R9

RES, SMD, 0603, DNP-PLACE HOLDER, ROHS

GT11MSCBE

2

ea.

SW1, SW2

SWITCH-TOGGLE, SMD, 6 PIN, SPDT, 2POS, ON-ON, ROHS ITT INDUSTRIES/

C&K DIVISION

Summary of Contents for ISL8026AEVAL3Z

Page 1: ...ISL8026A External synchronization up to 4MHz Negative OC protection References ISL8026 ISL8026A Datasheet Specifications PART NUMBER IOUT MAX A fSW RANGE MHz VIN RANGE V VOUT RANGE V PART SIZE 2mm IS...

Page 2: ...change the performance results The ISL8026EVAL3Z and ISL8026AEVAL3Z outputs are preset to 1 8V for VOUT however output voltages can be adjusted from 0 6V to 5V The output voltage programming resistor...

Page 3: ...the PHASE pins and the PGND pin It is necessary to make the power loop as small as possible and the connecting traces among them should be direct short and wide The switching node of the converter th...

Page 4: ...4 ISL8026xEVAL3Z Schematic FIGURE 4 SCHEMATIC 1 1 1 3 3 3 6 66 6 1 6 1 6 1 9 1 9 1 9 1 9 1 9 1 92 21 3 0 3 0 2 3 3 8 8 3 8 5 4 5 13 5 5 9 1 3 6 3 6 3 1 3 1 203 1 3 6 1 3 9 1 66 6 9 1 3 1 6 1 3 6 6 57...

Page 5: ...ST PT COMPACT PCB MNT ROHS TEKTRONIX 1514 2 4 ea P4 P5 P7 P8 CONN TURRET TERMINAL POST TH ROHS KEYSTONE 5002 3 ea P1 P2 P6 CONN MINI TEST POINT VERTICAL WHITE ROHS KEYSTONE LTST C170CKT 1 ea D1 LED Ga...

Page 6: ...User Guide 033 UG033 0 June 19 2015 Submit Document Feedback 6 ISL8026xEVAL3Z Board Layout FIGURE 5 TOP LAYER COMPONENTS ISL8026...

Page 7: ...User Guide 033 UG033 0 June 19 2015 Submit Document Feedback 7 FIGURE 6 TOP LAYER ETCH ISL8026xEVAL3Z Board Layout Continued...

Page 8: ...User Guide 033 UG033 0 June 19 2015 Submit Document Feedback 8 FIGURE 7 SECOND LAYER ETCH ISL8026xEVAL3Z Board Layout Continued...

Page 9: ...User Guide 033 UG033 0 June 19 2015 Submit Document Feedback 9 FIGURE 8 THIRD LAYER ETCH ISL8026xEVAL3Z Board Layout Continued...

Page 10: ...User Guide 033 UG033 0 June 19 2015 Submit Document Feedback 10 FIGURE 9 BOTTOM LAYER ETCH ISL8026xEVAL3Z Board Layout Continued...

Page 11: ...User Guide 033 UG033 0 June 19 2015 Submit Document Feedback 11 FIGURE 10 BOTTOM LAYER COMPONENTS ISL8026xEVAL3Z Board Layout Continued...

Page 12: ...its products see www intersil com UG033 0 June 19 2015 Submit Document Feedback Typical Performance Curves FIGURE 11 EFFICIENCY vs LOAD 1MHz 5VIN FIGURE 12 STEADY STATE AT 5A PWM FIGURE 13 LOAD TRANSI...

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