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8

DEMO MANUAL DC3018A

Rev. 0

PARTS LIST

ITEM

QTY REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

Required Circuit Components

1

2

C2, C3

CAP., 22µF, X5R, 25V, 20%, 0805

AVX, 08053D226MAT2A

2

1

C4

CAP., 6.8pF, C0G, 50V, ±0.25pF, 0402

MURATA, GJM1555C1H6R8CB01D

3

3

C5, C6, C8

CAP., 47µF, X5R, 6.3V, 20%, 0805, AEC-Q200

MURATA, GRT21BR60J476ME13L

4

1

C9

CAP., 0.033µF, X7R, 25V, 10%, 0402

WURTH ELEKTRONIK, 885012205053

5

1

C11

CAP., 470pF, C0G, 50V, 5%, 0402, AEC-Q200

TDK, CGA2B2C0G1H471J050BA

6

1

L1

IND., 0.1µH, PWR, SHIELDED, 20%, 25.8A, 1.8mΩ, 4.3x4.3mm, 

XEL4030, AEC-Q200

COILCRAFT, XEL4030-101MEB

7

1

R9

RES., 140k, 1%, 1/16W, 0402, AEC-Q200

VISHAY, CRCW0402140KFKED

8

1

R10

RES., 100k, 1%, 1/16W, 0402, AEC-Q200

VISHAY, CRCW0402100KFKED

9

1

R12

RES., 15k, 1%, 1/16W, 0402

VISHAY, CRCW040215K0FKED

10

1

U1

IC, LOW VOLTAGE SYN. STEP-DOWN REG, LQFN-18

ANALOG DEVICES, LTC3311SEV#PBF

Additional Demo Board Circuit Components

1

2

C1, C18

CAP., 470µF, TANT, POSCAP, 6.3V, 20%, 7343, 18mΩ, TPE

PANASONIC, 6TPE470MI

2

2

C7, C15

CAP., 0.1µF, X5R, 25V, 10%, 0402

AVX, 04023D104KAT2A

3

0

C10, C12

CAP., OPTION, 0402

4

4

C13, C14, C16, C17

CAP., 10µF, X5R, 10V, 20%, 0603

AVX, 0603ZD106MAT2A

5

2

C19, C20

CAP., 0.22µF, X7R, 16V, 10%, 0402, AEC-Q200

MURATA, GCM155R71C224KE02D

6

1

C21

CAP., 1µF, X5R, 10V, 20%, 0402

MURATA, GRM153R61A105ME95D

7

2

C22, C23

CAP., 0.1µF, X7S, 16V, 10%, 0201

MURATA, GRM033C71C104KE14D

8

1

L2

IND., 100Ω AT 100MHz, FERRITE BEAD, 25%, 8A, 6mΩ, 1812

WURTH ELEKTRONIK, 74279226101

9

1

Q1

XSTR., MOSFET, N-CH, 40V, 14A, DPAK (TO-252)

VISHAY, SUD50N04-8M8P-4GE3

10

1

R1

RES., 1M, 1%, 1/16W, 0402, AEC-Q200

VISHAY, CRCW04021M00FKED

11

1

R2

RES., 249k, 1%, 1/16W, 0402, AEC-Q200

VISHAY, CRCW0402249KFKED

12

0

R3, R5, R7

RES., OPTION, 0402

13

2

R4, R13

RES., 0Ω, 1/16W, 0402, AEC-Q200

VISHAY, CRCW04020000Z0ED

14

2

R6, R11

RES., 100k, 5%, 1/16W, 0402, AEC-Q200

VISHAY, CRCW0402100KJNED

15

1

R8

RES., 20Ω, 1%, 1/16W, 0402, AEC-Q200

VISHAY, CRCW040220R0FKED

16

1

R14

RES., 0.05Ω, 1%, 10W, 2818, AEC-Q200, METAL, HP

VISHAY, WSHP2818R0500FEA

17

1

R15

RES., 10k, 5%, 1/16W, 0402, AEC-Q200

VISHAY, CRCW040210K0JNED

Hardware: For Demo Board Only

1

10

E1-E3, E5, E12, E14-E17, E20 TEST POINT, TURRET, 0.064" MTG. HOLE, PCB 0.062" THK

MILL-MAX, 2308-2-00-80-00-00-07-0

2

6

E4, E7, E10, E13, E18, E21

TEST POINT, TURRET, 0.094" MTG. HOLE, PCB 0.062" THK

MILL-MAX, 2501-2-00-80-00-00-07-0

3

5

E6, E8, E9, E11, E19

CONN., BANANA JACK, FEMALE, THT, NON-INSULATED, 

SWAGE, 0.218"

KEYSTONE, 575-4

4

1

JP1

CONN., HDR, MALE, 1x3, 2mm, VERT, ST, THT

WURTH ELEKTRONIK, 62000311121

5

4

MP1-MP4

STANDOFF, NYLON, SNAP-ON, 0.50"

KEYSTONE, 8833

6

1

XJP4

CONN., SHUNT, FEMALE, 2 POS, 2mm

WURTH ELEKTRONIK, 60800213421

Summary of Contents for DC3018A

Page 1: ...ontinuous mode The Efficiency vs Load graph shows the efficiency and All registered trademarks and trademarks are the property of their respective owners PERFORMANCE SUMMARY the power loss of the circ...

Page 2: ...the voltage on the SSTT turret Observe the switching waveform by contacting a second voltage probe set to 1V scale to the SW node of UI pins 6 7 8 and 9 as shown in Figure 1 5 If pulse skip mode is de...

Page 3: ...E3 E5 E12 E11 E13 E7 E8 E2 E20 E1 E17 E19 E18 E10 E9 MP4 E4 E6 E16 E15 E21 MP2 MP1 E14 R7 R12 C3 C2 C5 C6 L1 U1 C4 C11 C10 C20 C23 C22 C21 C19 C12 R10 R13 R9 GND GND GND PS1 AM1 VIN VIN SNSE SNSE SNS...

Page 4: ...sponse QUICK START PROCEDURE CIRCUIT SCHEMATIC Efficiency vs Load Current 1 2V 12 5A Step Down Converter Load Transient Response Forced Continuous Mode 3 3VIN TO 1 2VOUT LOADSTEP 2 5A TO 10A 1A s 20 s...

Page 5: ...5 DEMO MANUAL DC3018A Rev 0 BOARD PHOTO...

Page 6: ...Peak Limits Radiated EMI Performance CISPR25 Radiated Emission Test with Class 5 Peak Limits DC3018A DEMO BOARD WITH EMI FILTER INSTALLED 3 3V INPUT TO 1 2V OUTPUT AT 10A fSW 2MHz HORIZONTAL POLARIZAT...

Page 7: ...de The PWM modes of operation are either pulse skip or forced continuous See the LTC3311S data sheet for more detailed information The maximum allowable operating frequency is influ enced by the minim...

Page 8: ...Q200 MURATA GCM155R71C224KE02D 6 1 C21 CAP 1 F X5R 10V 20 0402 MURATA GRM153R61A105ME95D 7 2 C22 C23 CAP 0 1 F X7S 16V 10 0201 MURATA GRM033C71C104KE14D 8 1 L2 IND 100 AT 100MHz FERRITE BEAD 25 8A 6m...

Page 9: ...REMAINS THE CUSTOMER S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFOR...

Page 10: ...isclose or transfer any portion of the Evaluation Board to any other party for any reason Upon discontinuation of use of the Evaluation Board or termination of this Agreement Customer agrees to prompt...

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