DC2221A Datasheet DC2221A | P4-P6

dc2221af

DEMO MANUAL DC2221A

parts List

ITEM QTY REFERENCE PART DESCRIPTION MANUFACTURER/PART NUMBER

Required Circuit Components

1 1 Q4 N Channel, MOSFET INFINEON., BSC093N04LS

2 1 Q2 N Channel, MOSFET INFINEON., BSC035N04LS

3 1 RS1 RES, 0.003Ω, 1W, 1%, 2512 PANASONIC ERJM1WSF3M0U

4 1 R1 RES., 2.2Ω, 1%, 0603 VISHAY, CRCW06032R20FNEA

5 3 R2, R8, R10 RES., 0Ω, 1%, 0603 VISHAY, CRCW06030000Z0EA

6 2 R4, R20 RES., 100k, 1%, 0603 VISHAY, CRCW0603100KFKEA

7 1 R5 RES., 511k, 1%, 0805 VISHAY, CRCW0805511KFKEA

8 1 R6 RES., 27.4k, 1%, 0603 VISHAY, CRCW060327K4FKEA

9 1 R7 RES., 35.7k, 1%, 0603 VISHAY, CRCW060335K7FKEA

10 1 R13 RES., 10Ω, 1%, 0603 VISHAY, CRCW060310R0FKEA

11 1 R15 RES., 2Ω, 1%, 0603 VISHAY, CRCW06032R00FNEA

12 1 R17 RES., 15.4k, 1%, 10603 VISHAY, CRCW060315K4FKEA

13 1 R18 RES., 1k, 1%, 0603 VISHAY, CRCW06031K00FKEA

14 1 C12 CAP., X7R, 4.7nF, 50V, 10%, 0603 YAGEO CC0603KRX7R9BB472

15 1 C14 CAP., NPO, 47pF, 50V, 5%, 0603 NIC, NMC0603NPO470J50TRPF

16 2 C25, C30 CAP., X7R, 2.2µF, 50V, 10%, 0805 TDK, C2012X7R1H225K125AC

17 1 D1 DIODE, SCHOTTKY, SOD-323 CENTRAL SEMI., CMDSH-4ETR

22 1 L1 IND., 8.6µH, Pulse., PG1083.103NL

23 1 C16 CAP., Sanyo, 150µF, 16V, 20% SANYO, 16SVPC150M

24 2 C2, C23 CAP., X7R, 10µF, 50V, 10%, 1210 AVX, 12105C106KAT2A

25 1 C15 CAP., X7R, 10µF, 16V, 10%, 1206 MURATA, GCM31CR71C106KA64L

26 1 C3 CAP., Sanyo, 82µF, 50V, 20% SANYO, 50HVH82M

3 C4, C9, C13 CAP., X7R, 0.1µF, 100V, 10%, 0603 MURATA, GRM188R72A104KA35D

28 1 C5 CAP., COG, 10pF, 50V, 5%, 0603 AVX., 06035A100JAT2A

29 1 C6 CAP., X5R, 4.7µF, 16V, 10%, 0805 MURATA, GRM219R61C475KE15D

30 2 C7, C17 CAP., X7R, 1µF, 16V, 10%, 0603 TDK, C1608X7R1C105K

31 1 C8 CAP., X7R, 1000pF, 10V, 5%, 0603 AVX, 0603ZC102JAT2A

32 1 U1 I.C., LTC3807EFE#PBF, LINEAR TECH., LTC3807EFE#PBF

Additional Demo Board Circuit Components

33 0 R3, R9, R11, R12, R19, R21 RES., OPTIONAL

34 R22, R23, R24, R25 (OPT) OPTIONAL

35 0 C11, C18, C19, C20, C21, C22, OPTIONAL

36 C24, C26, C27, C28, C29, C31-C34 (OPT) OPTIONAL

37 1 R14 RES., 1M, 1% 0805 VISHAY, CRCW08051M00FKEA

38 1 R16 RES., 57.6k, 1% , 0603 VISHAY, CRCW060357K6FKEA

39 0 Q3, D3, Q1 (OPT) OPTIONAL

Hardware: For Demo Board Only

40 1 FAB, PRINTED CIRCUIT BOARD DEMO CIRCUIT 2221A

41 10 E1-E10 TESTPOINT, TURRET, .094" MILL-MAX, 2501-2-00-80-00-00-07-0

42 2 JP1, JP2 JMP, 3-PIN, 1 ROW, 0.079" SULLINS, NRPN031PAEN-RC

43 2 XJP1, XJP2 SHUNT, .079" CENTER SAMTEC, 2SN-BK-G

44 4 J1, J2, J3, J4 CONN, BANANA JACK, KEYSTONE-575-4 KEYSTONE, 575-4

45 4 MTGS at 4 Corners STANDOFF, NYLON .5 1/2" KEYSTONE, 8833 (SNAP-ON)

dc2221af

DEMO MANUAL DC2221A

Information furnished by Linear Technology Corporation is believed to be accurate and reliable.

However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-

tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.

schematic Diagram

D D

B B

A A

NOTES:

12V / 15A

16V - 38V

RUN

OFF

BURST

FCM

MODE

3. FOR SYNCHRONIZATION REMOVE JUMPER JP2 'MODE'

AND CONNECT SOURCE OF THE SYNC SIGNAL TO

TERMINALS E8 'SYNC' AND E9 'GND'

PULSE SKIP

1. ALL RESISTORS AND CAPACITORS ARE 0603

2. INSTALL SHUNTS AS SHOWN.

5/6/142

S+

S-

RS+

S+

S-

RS+

INTVCC

VIN

INTVCC

VOUT

VIN

VOUT

VIN

INTVCC

VOUT

INTVCC

VIN

REVISION HISTORY

DESCRIPTION DATEAPPROVEDECO REV

DING L.PRODUCTION

REVISION HISTORY

DESCRIPTION DATEAPPROVEDECO REV

DING L.PRODUCTION

REVISION HISTORY

DESCRIPTION DATEAPPROVEDECO REV

DING L.PRODUCTION

SIZE

DATE:

.VER.ON CI

SHEET OF

TITLE:

APPROVALS

PCB DES.

APP ENG.

TECHNOLOGY

Fax: (408)434-0507

Milpitas, CA 95035

Phone: (408)432-1900

1630 McCarthy Blvd.

LTC Confidential-For Customer Use Only

CUSTOMER NOTICE

LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A

CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;

HOWEVER, IT 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

PERFORMANCE OR RELIABILITY. CONTACT LINEAR

TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.

THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND

SCHEMATIC

SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.

SCALE = NONE

www.linear.com

Thursday, July 24, 2014

1 1

LOW QUIESCENT CURRENT HIGH VOLTAGE STEP-DOWN CONVERTER

Ding L.

N/A

LTC3807EFE

DEMO CIRCUIT 2221A

SIZE

DATE:

.VER.ON CI

SHEET OF

TITLE:

APPROVALS

PCB DES.

APP ENG.

TECHNOLOGY

Fax: (408)434-0507

Milpitas, CA 95035

Phone: (408)432-1900

1630 McCarthy Blvd.

LTC Confidential-For Customer Use Only

CUSTOMER NOTICE

LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A

CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;

HOWEVER, IT 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

PERFORMANCE OR RELIABILITY. CONTACT LINEAR

TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.

THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND

SCHEMATIC

SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.

SCALE = NONE

www.linear.com

Thursday, July 24, 2014

1 1

LOW QUIESCENT CURRENT HIGH VOLTAGE STEP-DOWN CONVERTER

Ding L.

N/A

LTC3807EFE

DEMO CIRCUIT 2221A

SIZE

DATE:

.VER.ON CI

SHEET OF

TITLE:

APPROVALS

PCB DES.

APP ENG.

TECHNOLOGY

Fax: (408)434-0507

Milpitas, CA 95035

Phone: (408)432-1900

1630 McCarthy Blvd.

LTC Confidential-For Customer Use Only

CUSTOMER NOTICE

LINEAR TECHNOLOGY HAS MADE A BEST EFFORT TO DESIGN A

CIRCUIT THAT MEETS CUSTOMER-SUPPLIED SPECIFICATIONS;

HOWEVER, IT 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

PERFORMANCE OR RELIABILITY. CONTACT LINEAR

TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE.

THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND

SCHEMATIC

SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS.

SCALE = NONE

www.linear.com

Thursday, July 24, 2014

1 1

LOW QUIESCENT CURRENT HIGH VOLTAGE STEP-DOWN CONVERTER

Ding L.

N/A

LTC3807EFE

DEMO CIRCUIT 2221A

C26

OPT

C26

OPT

0.1uF

C34

OPT

C34

OPT

R17

15.4K

R17

15.4K

OPT

E10

GND

E10

GND

C11

OPT

C11

OPT

C20

OPT

7343

C20

OPT

7343

C19

OPT

C19

OPT

D1D1

R21

OPT

R21

OPT

GND

VOUT

R16

57.6K

R16

57.6K

C13

0.1uF

C13

0.1uF

C18

OPT

C18

OPT

R18

BSC093N04LS

RS1

0.003

2512

RS1

0.003

2512

R15

R22

OPT

R22

OPT

C17

1uF

C17

1uF

R25

OPT

R25

OPT

2 1

C33

OPT

C33

OPT

GND

C24

OPT

C24

OPT

10uF

50V

1210

10uF

50V

1210

R11

OPT

R11

OPT

4.7uF

0805

4.7uF

0805

R13

C32

OPT

C32

OPT

27.4K

TP2

GND

TP2

GND

R24

OPT

R24

OPT

TP1

Vin_EMI

TP1

Vin_EMI

JP2JP2

C28

OPT

C28

OPT

EXTVCC

35.7K

C25

2.2uF

50V

0805

C25

2.2uF

50V

0805

1uF

VIN

GND

OPT

C29

OPT

C29

OPT

C16

150uF

16V

16SVPC150M

C16

150uF

16V

16SVPC150M

R23

OPT

R23

OPT

R12

OPT

R12

OPT

C12

4.7nF

C12

4.7nF

LTC3807EFE

VIN

PGOOD

EXTVCC

TRACK/SS

RUN

ITH

SGND

PGND

PLLIN/MODE

ILIM

BOOST

SENSE+

SENSE-

INTVCC

VFB

FREQ

SGND

C15

10uF

1206

C15

10uF

1206

10pF

VOUT

C27

OPT

C27

OPT

1000pF

10uH

82uF/50V

OPT

C31

OPT

C31

OPT

511K

0805

511K

0805

BSC035N04LS

100k

VIN

PGOOD

R14

1 Meg

0805

R14

1 Meg

0805

C22

OPT

7343

C22

OPT

7343

SYNC

C21

OPT

7343

C21

OPT

7343

OPT

TRACK

JP1

10th??

OFF

RUN

JP1

10th??

OFF

RUN

2.2

R20

100K

R20

100K

R19

OPT

R19

OPT

C14

47pF

C14

47pF

GND

0.1uF

50V

0.1uF

50V

R10

C30

2.2uF

C30

2.2uF

C23

10uF

50V

1210

C23

10uF

50V

1210

dc2221af

DEMO MANUAL DC2221A

Linear Technology Corporation

1630 McCarthy Blvd., Milpitas, CA 95035-7417

(408) 432-1900

●

FAX: (408) 434-0507

●

www.linear.com

 LINEAR TECHNOLOGY CORPORATION 2014

LT 0814 • PRINTED IN USA

DEMONSTRATION BOARD IMPORTANT NOTICE

Linear Technology Corporation (LT C) provides the enclosed product(s) under the following AS IS conditions:

This demonstration board (DEMO BOARD) kit being sold or provided by Linear Technology is intended for use for ENGINEERING DEVELOPMENT

OR EVALUATION PURPOSES ONLY and is not provided by LT C for commercial use. As such, the DEMO BOARD herein may not be complete

in terms of required design-, marketing-, and/or manufacturing-related protective considerations, including but not limited to product safety

measures typically found in finished commercial goods. As a prototype, this product does not fall within the scope of the European Union

directive on electromagnetic compatibility and therefore may or may not meet the technical requirements of the directive, or other regulations.

If this evaluation kit does not meet the specifications recited in the DEMO BOARD manual the kit may be returned within 30 days from the date

of delivery for a full refund. THE FOREGOING WARRANTY IS THE EXCLUSIVE WARRANTY MADE BY THE SELLER TO BUYER AND IS IN LIEU

OF ALL OTHER WARRANTIES, EXPRESSED, IMPLIED, OR STATUTORY, INCLUDING 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 LT C from all claims

arising from the handling or use of the goods. Due to the open construction of the product, it is the user’s responsibility to take any and all

appropriate precautions with regard to electrostatic discharge. Also be aware that the products herein may not be regulatory compliant or

agency certified (FCC, UL, CE, etc.).

No License is granted under any patent right or other intellectual property whatsoever. LTC assumes no liability for applications assistance,

customer product design, software performance, or infringement of patents or any other intellectual property rights of any kind.

LT C currently services a variety of customers for products around the world, and therefore this transaction is not exclusive.

Please read the DEMO BOARD manual prior to handling the product. Persons handling this product must have electronics training and

observe good laboratory practice standards. Common sense is encouraged.

This notice contains important safety information about temperatures and voltages. For further safety concerns, please contact a LTC applica-

tion engineer.

Mailing Address:

Linear Technology

1630 McCarthy Blvd.

Milpitas, CA 95035

P1-P3 P4-P6

DC2221A

Mfr. #:

Buy DC2221A

Manufacturer:

Analog Devices Inc.

Description:

Power Management IC Development Tools LTC3807EFE Demo Board - 16V ? VIN ? 38V;

Lifecycle:

New from this manufacturer.

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Products related to this Datasheet

DC2221A