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9

DEMO MANUAL 

DC3054A-C

Rev. 0

Information furnished by Analog Devices is believed to be accurate and reliable. However, no responsibility is assumed by Analog 

Devices for its use, nor for any infringements of patents or other rights of third parties that may result from its use. Specifications 

subject to change without notice. No license is granted by implication or otherwise under any patent or patent rights of Analog Devices.

SCHEMATIC DIAGRAM

5

5

4

4

3

3

2

2

1

1

D

D

C

C

B

B

A

A

REVI

SI

ON H

ISTOR

Y

ECO

REV

DE

SC

RIPTI

ON

AP

PR

OVED

DATE

-

03

PROT

OT

YPE

HI

LO

1.8V *

2.25

V - 5

.5V

VO

UT

M

OD

E/

SYN

C

GN

D

EN

PGO

OD

GN

D

M

OD

E/

SYN

C

VI

N

GN

D

EN

VI

N

GN

D

VO

UT

GN

D

VO

UT

SN

SE

GN

D

SN

SE

VI

N

SN

SE

GN

D

SN

SE

FC/SYNC

BU

RST

SKIP

PCA 

ADDI

TION

AL PA

RTS

NO

TES:

 U

NL

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S O

TH

ER

W

ISE SP

EC

IF

IED

1. R

ES

IS

TO

RS

: O

HM

S,

 0402,

 1%

, 1/

16W

2. C

AP

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TO

RS

:  0

40

2

VI

N EM

I

VI

N EM

I

2.25

V - 5

.5V

3.3

to 

1.

8V 

at 3

A, 4

A, 6

an

d 6

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Low E

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 Re

gul

at

or

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0.

47

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6M

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20

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201

208B

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11M

TC

A

LT

C3

308B

DF

E20161

2P

D-

R15

M

=P

2

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71C

47

5K

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DF

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R24M

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LT

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307B

GR

M

188C

71C

47

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T

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VI

N

VI

N

VI

N

VI

N

VI

N

DA

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SHEET

OF

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APP E

NG

.

Ph

on

e:

 (4

08)

432

-1900

SI

ZE:

SCHE

M

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 A

ND 

RE

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ON

:

CUS

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TH

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CU

IT IS

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RO

PR

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SKU NO

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CU

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ST

OMER

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W

EV

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, I

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  DE

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AP

PL

ICAT

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NG

INE

ER

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SI

ST

ANCE

.

11

NC

KL

710

-D

C3

054A

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EV

03

N/

A

02-

21-

2020

DA

TE:

SHEET

OF

TI

TL

E:

 SC

HEM

AT

IC

APP

RO

VA

LS

PCB D

ES

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APP E

NG

.

Ph

on

e:

 (4

08)

432

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SI

ZE:

SCHE

M

AT

IC N

O.

 A

ND 

RE

VI

SI

ON

:

CUS

TO

M

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TI

CE

TH

IS

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IR

CU

IT IS

 P

RO

PR

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AR

Y TO

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NA

LO

G  D

EV

IC

ES  

AN

D

SUP

PL

IE

D F

O

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E W

IT

AN

AL

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G

 DE

VI

CE

S P

ART

S.

ww

w.

an

alo

g.c

om

SKU NO

.

IC

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O.

AN

ALO

G D

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CES

 H

AS M

AD

A B

EST

 E

FF

OR

TO

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ES

IG

N A

CIR

CU

IT TH

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CA

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W

EV

ER

, I

REMA

IN

S TH

CU

STO

M

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 R

ESP

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SI

BIL

ITY

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VE

RIFY 

PR

OPE

R A

ND

 R

ELI

AB

LE

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RA

TI

ON

 IN

 TH

E A

CTU

AL

APP

LI

CA

TIO

N.

  C

OM

PO

NEN

T SU

BSTI

TU

TION

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ND

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IN

TED

CI

RCUI

T BO

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AY

OUT

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AY

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IG

NI

FI

CANT

LY

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FE

CT

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RCUI

T

PE

RF

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R R

EL

IABI

LI

TY

.  

CO

NT

ACT

 A

NAL

OG

  DE

VI

CE

S

AP

PL

ICAT

IO

NS

 E

NG

INE

ER

ING

 F

OR

 AS

SI

ST

ANCE

.

11

NC

KL

710

-D

C3

054A

_R

EV

03

N/

A

02-

21-

2020

DA

TE:

SHEET

OF

TI

TL

E:

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HEM

AT

IC

APP

RO

VA

LS

PCB D

ES

.

APP E

NG

.

Ph

on

e:

 (4

08)

432

-1900

SI

ZE:

SCHE

M

AT

IC N

O.

 A

ND 

RE

VI

SI

ON

:

CUS

TO

M

ER NO

TI

CE

TH

IS

 C

IR

CU

IT IS

 P

RO

PR

IET

AR

Y TO

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NA

LO

G  D

EV

IC

ES  

AN

D

SUP

PL

IE

D F

O

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E W

IT

AN

AL

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VI

CE

S P

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S.

ww

w.

an

alo

g.c

om

SKU NO

.

IC

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O.

AN

ALO

G D

EVI

CES

 H

AS M

AD

A B

EST

 E

FF

OR

TO

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ES

IG

N A

CIR

CU

IT TH

AT M

EE

TS 

CU

ST

OMER

-S

UPP

LI

ED

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CIFI

CA

TIO

NS;

HO

W

EV

ER

, I

REMA

IN

S TH

CU

STO

M

ER

'S

 R

ESP

ON

SI

BIL

ITY

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VE

RIFY 

PR

OPE

R A

ND

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ELI

AB

LE

 OPE

RA

TI

ON

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E A

CTU

AL

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LI

CA

TIO

N.

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OM

PO

NEN

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AP

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NG

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OR

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SI

ST

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.

11

NC

KL

710

-D

C3

054A

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EV

03

N/

A

02-

21-

2020

R8 100

k

E2

E8

E2

0

C12 OP

T

E1

3

M

P1

ST

AN

DOF

F,

NY

LON

,S

NA

P-

ON

,0

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0"

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T

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0

C13 1u

F

020

1

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T

R9 0

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7

R3 20

R6 1M

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1

M

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ST

AN

DOF

F,

NY

LON

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NA

P-

ON

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0"

C4

060

3

JP2

E1

2

JP1

R5 10k

TP

2

R10 10k

5%

C17 OP

T

020

1

E4

E1

4

PCB1

PCB,

 DC3

05

4A

REV0

2

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2W 251

2

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M

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DOF

F,

NY

LON

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NA

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ON

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0"

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EN

2

SW

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12

M

OD

E/S

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C

9

RT

10

PGO

OD

11

VIN

3

PG

ND

7

AG

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1

VIN

8

SW

6

PG

ND

4

PG

ND

13

+

C8 330

uF

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8

C20 OP

T

TP

1

C2 4.

7u

F

040

2

X6

S

E1

E3

E1

6

C9 0.

1u

F

040

2

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R

R2

18.

2k

R7

249

k

E1

1

LB

1

LABE

L

C1 0.01u

F

020

1

C3 4.

7u

F

040

2

X6

S

C11 10u

F

060

3

X7

S

E9

C5

060

3

L1

E1

5

TP

B1

M

P2

ST

AN

DOF

F,

NY

LON

,S

NA

P-

ON

,0

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0"

C10 10u

F

060

3

X7

S

R1 47.

5k

C18 100

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F

C16 OPT

020

1

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E5

TP

A1

Q1

SI

R426D

P-

T1-

GE

3

5

6

1

7

4

2

3

8

ST

NC

L1

TO

OL

, S

TE

NCI

L,

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05

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RE

V0

2

L2

100

 O

HM

S@

100M

Hz

742

79226

101

+

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TP

3

RT

RT

VO

UT

VO

UT

VI

N

VI

N

Содержание Linear ADI Power DC3054A-C

Страница 1: ...or a desired switching frequency All registered trademarks and trademarks are the property of their respective owners PERFORMANCE SUMMARY The DC3054A C also has an EMI filter to reduce conducted EMI This EMI filter can be included by applying the input voltage at the VIN EMI terminal The EMI performance of the board is shown in the EMI Test Results section The red lines in the EMI performance grap...

Страница 2: ...V VIN FB AGND PGOOD LTC3309B 1µF 0201 MODE SYNC RT fOSC 6 6MHz High Efficiency 6 6MHz 1 8V 6A Step Down Converter LTC3309B 3 3V to 1 8V Efficiency and Power Loss DC3054A C in Burst Mode TFM201208BLD R11MTCA EFFICIENCY POWER LOSS VIN 3 3V VOUT 1 8V fSW 6 6MHz IOUT A 0 001 0 01 0 1 1 6 0 10 20 30 40 50 60 70 80 90 100 0 0001 0 001 0 01 0 1 10 1 EFFICIENCY POWER LOSS W dc3054ac CS01b ...

Страница 3: ... 8A fSW 6 6MHz HORIZONTAL POLARIZATION CLASS 5 PEAK LIMIT MEASURED DATA AMBIENT NOISE FREQUENCY MHz 0 100 200 300 400 500 600 700 800 900 1000 20 10 0 10 20 30 40 50 60 AMPLITUDE dBµV m dc3054a c G02 DC3054A C DEMO BOARD WITH EMI FILTER INSTALLED 3 3V INPUT TO 1 8V OUTPUT AT 4 8A fSW 6 6MHz VERTICAL POLARIZATION CLASS 5 PEAK LIMIT MEASURED DATA AMBIENT NOISE FREQUENCY MHz 0 100 200 300 400 500 600...

Страница 4: ...onPGND terminal and set the voltage scale to 1V and the time scale to 500ns Division Trigger on the rising edge of the voltage probe Using a tip on the voltage probe contact the SW node on the pad of L1 Observe the duty cycle and the period of the switching waveform 152 nanoseconds 9 Settheloadcurrentto0 5Aandrepeatstep8 Observe thattheswitchingwaveformisnowoperatinginPulse Skip Mode 10 Move the j...

Страница 5: ...5 DEMO MANUAL DC3054A C Rev 0 QUICK START PROCEDURE Figure 1 Test Setup for the DC3054A C Demo Board ...

Страница 6: ... 8 Q1 SIR426DP T1 GE3 R10 10k 5 R11 0 1k 2W 2512 SG_INPUT 20V MAX E19 E20 RSNS dc3754a c F03 TP2 ISTEP Figure 3 Optional Transient Response Circuit Figure 2 Technique for Measuring Output Ripple and Step Response a With a Scope Probe b With a Low Inductance Connector Not Supplied ...

Страница 7: ...ommended inductor value for the application Accurately Measuring Output Ripple of the LTC3309B With the fast edge rates of the circuit high frequency noise can be observed when measuring the output voltage with 1MΩ terminated oscilloscope probes To better view the output ripple with oscilloscopes of 400MHz bandwidth and above a 50Ω coax cable connected as close to the output caps as possible shoul...

Страница 8: ... OPTION 0201 9 1 L2 IND 100Ω AT 100MHz FERRITE BEAD 25 8A 6mΩ 1812 WURTH ELEKTRONIK 74279226101 10 1 Q1 XSTR MOSFET N CH 40V 15 9A PPAK SO 8 VISHAY SIR426DP T1 GE3 11 1 R3 RES 20Ω 1 1 16W 0402 AEC Q200 VISHAY CRCW040220R0FKED 12 0 R4 RES OPTION 0402 13 1 R5 RES 10k 5 1 16W 0402 AEC Q200 VISHAY CRCW040210K0JNED 14 1 R6 RES 1MΩ 1 1 16W 0402 AEC Q200 VISHAY CRCW04021M00FKED 15 1 R7 RES 249k 1 1 16W 0...

Страница 9: ... OF TITLE SCHEMATIC APPROVALS PCB DES APP ENG Phone 408 432 1900 SIZE SCHEMATIC NO AND REVISION CUSTOMER NOTICE THIS CIRCUIT IS PROPRIETARY TO ANALOG DEVICES AND SUPPLIED FOR USE WITH ANALOG DEVICES PARTS www analog com SKU NO IC NO ANALOG DEVICES HAS MADE A BEST EFFORT TO DESIGN A CIRCUIT THAT MEETS CUSTOMER SUPPLIED SPECIFICATIONS HOWEVER IT REMAINS THE CUSTOMER S RESPONSIBILITY TO VERIFY PROPER...

Страница 10: ... disclose 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 promptly return the Evaluation Board to ADI ADDITIONAL RESTRICTIONS Customer may not disassemble decompile or reverse engineer chips on the Evaluation Board Customer shall inform ADI of any occurred damag...

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