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4

dc2297afb

DEMO MANUAL DC2297A

PARTS LIST

ITEM

QTY REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

DC2297A-A
Required Circuit Components for Boost Regulator

1

1

C1

CAP., CER., 4.7µF, X7R, 16V, 10%, 0805

MURATA, GRM21BR71C475KA73L

2

1

C2

CAP., CER., 0.1µF, X7R, 16V, 10%, 0402

MURATA, GRM155R71C104KA88D

3

1

C3

CAP., CER., 2.2nF, X7R, 16V, 10%, 0402

AVX, 0402YC222KAT2A

4

1

C4

CAP., CER., 47pF, C0G, 25V, 5%, 0402

AVX, 04023A470JAT2A

5

1

C6

CAP., CER., 4.7µF, X7R, 16V, 10%, 0805

MURATA, GRM21BR71C475KA73L

6

1

D1

DIODE, SCHOTTKY, 30V, 1A, DI123

DIODES INC., DFLS130-7

7

1

L1

IND., 33µH

WÜRTH ELEKTRONIK, 744 042 330

8

1

R2

RES., 11.3k, 1/8W, 1%, 0805

VISHAY, CRCW080511K3FKEA

9

1

R3

RES., 10k, 1/8W, 1%, 0805

VISHAY, CRCW080510K0FKEA

10

1

R5

RES., 56.2k, 1/10W, 1%, 0603

VISHAY, CRCW060356K2FKEA

11

1

R6

RES., 6.04k, 1/10W, 1%, 0603

NIC, NRC06F6041TRF

12

1

R7

RES., 130k, 1/10W, 1%, 0603

VISHAY, CRCW0603130KFKEA

13

1

U1

I.C., LT8570EDD, 8DFN

LINEAR TECH., LT8570EDD#PBF

Additional Demo Board Circuit Components

1

1

C5

CAP., CER., 0.1µF, X7R, 16V, 10%, 0603

TDK, C1608X7R1C104K

2

1

R4

RES., 100k, 1/8W, 1%, 0805

VISHAY, CRCW0805100KFKEA

Hardware: For Demo Board Only

1

6

E1–E6

TEST POINT, TURRET, 0.094" MTG HOLE

MILL-MAX, 2501-2-00-80-00-00-07-0

DC2297A-B
Required Circuit Components for Boost Regulator

1

1

C1

CAP., CER., 4.7µF, X7R, 16V, 10%, 0805

MURATA, GRM21BR71C475KA73L

2

1

C2

CAP., CER., 0.1µF, X7R, 16V, 10%, 0402

MURATA, GRM155R71C104KA88D

3

1

C3

CAP., CER., 2.2nF, X7R, 16V, 10%, 0402

AVX, 0402YC222KAT2A

4

1

C4

CAP., CER., 47pF, C0G, 25V, 5%, 0402

AVX, 04023A470JAT2A

5

1

C6

CAP., CER., 2.2µF, X7R, 16V, 10%, 0805

MURATA, GRM21BR71C225KA12L

6

1

D1

DIODE, SCHOTTKY, 30V, 1A, DI123

DIODES INC., DFLS130-7

7

1

L1

IND., 68µH

U ELEKTRONIK, 744 042 680

8

1

R2

RES., 11.3k, 1/8W, 1%, 0805

VISHAY, CRCW080511K3FKEA

9

1

R3

RES., 10k, 1/8W, 1%, 0805

VISHAY, CRCW080510K0FKEA

10

1

R5

RES., 56.2k, 1/10W, 1%, 0603

VISHAY, CRCW060356K2FKEA

11

1

R6

RES., 6.04k, 1/10W, 1%, 0603

NIC, NRC06F6041TRF

12

1

R7

RES., 130k, 1/10W, 1%, 0603

VISHAY, CRCW0603130KFKEA

13

1

U1

I.C., LT8570EDD-1, 8DFN

LINEAR TECH., LT8570EDD-1#PBF

Additional Demo Board Circuit Components

1

1

C5

CAP., CER., 0.1µF, X7R, 16V, 10%, 0603

TDK, C1608X7R1C104K

2

1

R4

RES., 100k, 1/8W, 1%, 0805

VISHAY, CRCW0805100KFKEA

Hardware: For Demo Board Only

1

6

E–E6

TEST POINT, TURRET, 0.094" MTG HOLE

MILL-MAX, 2501-2-00-80-00-00-07-0

Summary of Contents for LT8570

Page 1: ...age lockout soft start frequency foldback and other features that are easily configured as Boost SEPIC or Inverting Converters The data sheet gives a complete description of the device operationandapplicationinformation Thedatasheetmust bereadinconjunctionwiththisdemomanualforDC2297A Design files for this circuit board are available at http www linear com demo DC2297A L LT LTC LTM µModule Linear T...

Page 2: ... and GND terminals See Figure 2 for proper scope probe technique 1 With power off connect the input power supply to VIN and GND 2 Turn on the power at the input NOTE Make sure that the input voltage does not exceed 10V 3 Check for the proper output voltage NOTE If there is no output temporarily disconnect the load to make sure that the load is not set too high 4 Oncetheproperoutputvoltagesareestab...

Page 3: ...tage INPUT V LOAD mA 240 80 60 40 20 220 180 140 100 200 160 120 0 7 5 9 DC2297A F04 10 6 4 8 3 Figure 4 DC2297A B Max Load Current vs Input Voltage INPUT V EFFICIENCY 90 85 75 65 55 80 70 60 50 80 40 120 DC2297A F05 140 60 20 100 0 Figure 5 DC2297A A Efficiency at 5VIN INPUT V EFFICIENCY 90 85 75 65 55 80 70 60 50 30 10 50 DC2297A F06 60 20 40 0 Figure 6 DC2297A B Efficiency at 5VIN ...

Page 4: ... R4 RES 100k 1 8W 1 0805 VISHAY CRCW0805100KFKEA Hardware For Demo Board Only 1 6 E1 E6 TEST POINT TURRET 0 094 MTG HOLE MILL MAX 2501 2 00 80 00 00 07 0 DC2297A B Required Circuit Components for Boost Regulator 1 1 C1 CAP CER 4 7µF X7R 16V 10 0805 MURATA GRM21BR71C475KA73L 2 1 C2 CAP CER 0 1µF X7R 16V 10 0402 MURATA GRM155R71C104KA88D 3 1 C3 CAP CER 2 2nF X7R 16V 10 0402 AVX 0402YC222KAT2A 4 1 C4...

Page 5: ...rein will not infringe on existing patent rights SCHEMATIC DIAGRAM C6 16V 0805 C5 0 1µF 16V 0603 VOUT L1 D1 DFLS130 VIN 5V TO 10V VIN SW 3 4 R6 6 19k 0603 R3 10k 0805 R2 11 3k 0805 R7 130k 0603 R5 56 2k 0603 R4 100k 0805 SHDN SHDN GND GND E1 E2 E3 E6 E4 E5 GND FB VC 1 5 2 SYNC SYNC SYNC RT SS 9 8 6 7 C3 2 2nF C4 47pF C2 0 1µF C1 4 7µF 16V 0805 ASSEMBLY TYPE U1 C6 L1 VOUT DC2297A A LT8570EDD 4 7µF ...

Page 6: ...NCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR 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 responsibility and liability for proper and safe handling of the goods Further the user releases LTC from all claims arising from the handling or use of the ...

Page 7: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Analog Devices Inc DC2297A A DC2297A B ...

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