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dc2468af

DEMO MANUAL DC2468A

PARTS LIST

ITEM

QTY

REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

Required Circuit Components

1

2

C2, C12

CAP., X7R, 0.47μF, 100V, 10%, 0805

MURATA, GRM21BR72A474KA73L

2

1

C6

CAP., X5R, 100μF, 10V, 20%, 1210

MURATA, GRM32ER61A107ME20L

3

1

C8

CAP., X7R, 0.1μF, 25V, 10%, 0603

MURATA, GRM188R71E104KA01D

4

1

C9

CAP., X5R, 10μF, 25V, 20%, 0603

MURATA, GRM188R61E106MA73D

5

1

C16

CAP., C0G, 4.7pF, 50V, ±0.25pF, 0603

MURATA, GRM1885C1H4R7CA01D

6

1

C17

CAP., X7S, 4.7μF, 100V, 10%, 1210

MURATA, GRJ32DC72A475KE11L

7

1

C20

CAP., X7R, 1μF, 16V, 10%, 0603

MURATA, GRM188R71C105KA12D

8

1

L1

INDUCTOR, 1.0μH, XEL6030

COILCRAFT, XEL6030-102MEC

9

2

R1, R5

RES., CHIP, 100k, 1/10W, 1%, 0603

VISHAY, CRCW0603100KFKEA

10

1

R2

RES., CHIP, 17.8k, 1/10W, 1%, 0603

VISHAY, CRCW060317K8FKEA

11

1

R3

RES., CHIP, 243k, 1/10W, 1%, 0603

VISHAY, CRCW0603243KFKEA

12

1

R7

RES., CHIP, 1M, 1/10W, 1%, 0603

VISHAY, CRCW06031M00FKEA

13

1

U1

I.C., STEP-DOWN SWITCHER, 6mmX4mm LQFN

LINEAR TECH., LT8645SEV#PBF

Additional Demo Board Circuit Components

1

1

C1

CAP., ALUM 22μF, 100V, 10% 

SUNCON, 100CE22BS

2

2

C3, C10

CAP., X7R, 2.2μF, 100V, 10%, 1210

MURATA, GRM32ER72A225KA35L

3

1

C4

CAP., X7R, 0.1μF, 100V, 10%, 0603

MURATA, GRM188R72A104KA35D

4

1

C14

CAP., X5R, 0.1μF, 100V, 10%, 0402

MURATA, GRM155R62A104KE14D

5

0

C18 (OPT)

CAP., 0603

6

0

C19 (OPT)

CAP., 1210

7

1

FB1 

FERRITE BEAD 100Ω 8A SMD 1812

WURTH ELEKTRONIK, 74279226101

8

0

R6 (OPT)

RES., OPTION, 0603

9

1

R8

RES., CHIP, 0Ω, 1/10W, 1%, 0603

VISHAY, CRCW06030000Z0EA

Hardware: For Demo Board Only

1

8

E1, E5-E9, E11, E14

TESTPOINT, TURRET, 0.094"

MILL-MAX, 2501-2-00-80-00-00-07-0

2

4

E2, E10, E12, E13

TESTPOINT, TURRET, 0.061"

MILL-MAX, 2308-2-00-80-00-00-07-0

3

1

JP1

2X4, 0.079" DOUBLE ROW HEADER

WURTH ELEKTRONIK, 62000821121

4

1

XJP1

SHUNT, 0.079" CENTER

WURTH ELEKTRONIK, 60800213421

5

4

J1-J4

JACK BANANA

KEYSTONE, 575-4

6

4

MH1-MH4

STAND-OFF, NYLON 0.50" TALL

WURTH ELEKTRONIK, 702935000

Содержание DC2468A

Страница 1: ...ons The rated maximum load L LT LTC LTM Linear Technology the Linear logo Silent Switcher and Burst Mode are registered trademarks of Analog Devices Inc All other trademarks are the property of their...

Страница 2: ...5V POWER LOSS fSW 2MHz SYNC MODE GND EFFICIENCY VIN 12V VIN 24V LOAD CURRENT A 1 2 3 4 5 6 7 8 60 65 70 75 80 85 90 95 100 0 0 8 1 6 2 4 3 2 4 0 4 8 5 6 6 4 EFFICIENCY POWER LOSS W dc2468a F01 VOUT 5...

Страница 3: ...ECTOR CLASS 5 PEAK LIMIT SPREAD SPECTRUM MODE FIXED FREQUENCY MODE FREQUENCY MHz 0 100 200 300 400 500 600 700 800 900 1000 5 0 5 10 15 20 25 30 35 40 45 50 AMPLITUDE dB V m dc2468 F04b DC2468A DEMO B...

Страница 4: ...power supply to VIN and GND 3 With power off connect the load from VOUT to GND 4 Turn on the power at the input NOTE Make sure that the input voltage does not exceed 65V 5 Check for the proper output...

Страница 5: ...468A QUICK START PROCEDURE Figure 6 Measuring Output Ripple at Output Capacitor C9 Figure 7 LT8645S Demo Circuit DC2468A Output Voltage Ripple 12V Input IOUT 8A Full BW VOUT GND C9 500ns DIV VOUT 5mV...

Страница 6: ...1 R7 RES CHIP 1M 1 10W 1 0603 VISHAY CRCW06031M00FKEA 13 1 U1 I C STEP DOWN SWITCHER 6mmX4mm LQFN LINEAR TECH LT8645SEV PBF Additional Demo Board Circuit Components 1 1 C1 CAP ALUM 22 F 100V 10 SUNCO...

Страница 7: ...UAL R2 17 8K E9 GND FB1 74279226101 E11 EN C2 0 47uF 100V 0805 E2 GND R6 OPT C17 4 7uF 100V 1210 C14 0 1uF 0402 100V JP1 1 2 3 5 7 4 6 8 R8 0 E5 SYNC E8 PG C12 0 47uF 100V 0805 J1 C6 100uF 10V 1210 C1...

Страница 8: ...R ANY PARTICULAR PURPOSE EXCEPT TO THE EXTENT OF THIS INDEMNITY NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTAL OR CONSEQUENTIAL DAMAGES The user assumes all responsibil...

Страница 9: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Analog Devices Inc DC2468A...

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