Linear Technology DC2111A-A/B Demo Manual Download Page 9

9

dc2111aabf

DEMO MANUAL

DC2111A-A/B

parts List

ITEM

QTY REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

Required Circuit Components

1

9

C1, C6, C18, C20, C27, C30, C41, C43, 

C66

CAP, 2.2µF 10% 16V X5R 0603

MURATA, GRM188R61C225KE15D

2

1

C10

CAP, 4.7nF, 5%, 25V, X7R 0603 

AVX, 06033C472JAT2A

3

4

C11, C24, C33, C45

CAP, 1µF 20% 25V X5R 0603

AVX, 06033D105MAT2A

4

2

C15, C37

CAP, 4.7µF 20% 10V X5R 0805

AVX, 0805ZD475MAT2A

5

2

C17, C39

CAP, 1µF 20% 25V X5R 0603

AVX, 06033D105MAT2A

6

12

C2, C12, C13, C14, C16, C19, C28, C34, 

C35, C36, C38, C40

CAP, 0.22µF 10% 25V X7R 0603

AVX, 06033C224KAT2A

7

4

C23, C25, C46, C47

CAP, 100pF 10% 25V NPO 0603

AVX, 06033A101KAT2A

8

1

C4

CAP, 47pF 5% 50V NPO 0603

AVX, 06035A470JAT2A

9

4

C5, C21, C29, C42

CAP, 0.1µF 10% 25V X7R 0603

AVX, 06033C104KAT2A

10

1

C50

CAP, 10µF 20% 6.3V X5R 0805

AVX, 08056D106MAT2A

11

1

C73

CAP, 0.1µF 10% 25V X7R 0603

AVX, 06033C104KAT2A

12

2

C8, C32

CAP, 330pF 10% 25V NPO 0603

AVX, 06033A331KAT2A

13

1

C9

CAP, 0.01µF 10% 25V X7R 0603

AVX, 06033C103KAT2A

14

8

CIN1, CIN2, CIN3, CIN4, CIN8, CIN9, 

CIN11, CIN12

CAP, 22µF, 10%, 16V, X5R, 1210

MURATA, GRM32ER61C226KE20L

15

2

CIN5, CIN10

CAP, 22µF 10% 16V X5R 1210

MURATA, GRM32ER61C226KE20L

16

2

CIN6, CIN7

CAP, 150µF, 25%, 25V, ALUM

CORPORATION, 25HVH150M

17

8

COUT1, COUT2, COUT9, COUT10, 

COUT11, COUT12, COUT19, COUT20

CAP, 100µF 20% 6.3V X5R 1206

MURATA, GRM31CR60J107ME39L

18

12

COUT3, COUT4, COUT5, COUT6, 

COUT7, COUT8, COUT13, COUT14, 

COUT15, COUT16, COUT17, COUT18

CAP, 330µF 20% 2.5V POSCAP 7343

PANASONIC, 2R5TPE330M9

19

9

D1, D2, D3, D4, D6, D8, D11, D13, D18 DIODE, 1N4448HWT SOD523

DIODES INC, 1N4448HWT-7

20

2

D5, D10

DIODE, CMHZ4701 SOD123

CENTRAL SEMI, CMHZ4701

21

2

D7, D12

DIODE, CMHZ4683 SOD123

CENTRAL SEMI, CMHZ4683

22

1

D9

DIODE, SMAJ17A SMA-DIODE

DIODE INC, SMAJ17A-13-F

23

4

L1, L2, L3, L4

IND, 0.33µH 20%

WURTH ELEKTRONIK 744301033

24

4

Q1, Q2, Q5, Q6

MOSFET, BSC010NE2LS LFPAK

INFINEON, BSC010NE2LS

25

4

Q3, Q4, Q7, Q8

MOSFET, FDMS86500DC POWER56

FAIRCHILD, FDMS86500DC

26

1

R1

RES, 100k 1% 1/10W 0603

VISHAY, CRCW0603100KFKEA

27

4

R12, R40, R61, R84

RES, 24.9k 1% 1/10W 0603

VISHAY, CRCW060324K9FKEA

28

10

R13, R42, R45, R62, R86, R91, R112, 

R180, R181, R182

RES, 0Ω JUMPER 0603

VISHAY, CRCW06030000Z0EA

29

1

R154

RES, 2k 5% 1/4W 1206

VISHAY, CRCW12062K00JNEA

30

1

R16

RES, 1.69k 1% 1/10W 0603 

VISHAY, CRCW06031K69FKEA

31

4

R18, R29, R65, R72

RES, 4.64k 1% 1/10W 0603 

VISHAY, CRCW06034K64FKEA

32

4

R183, R184, R185, R186

RES, 100Ω 1% 1/16W 0603

VISHAY, CRCW0603100RFKEA

33

1

R187

RES, 100Ω 1% 1/10W 0805

VISHAY, CRCW0805100RFKEA

34

1

R19

RES, 30.1k 1% 1/10W 0603

VISHAY, CRCW060330K1FKEA

35

1

R2

RES, 56.2k 1% 1/10W 0603

VISHAY, CRCW060356K2FKEA

36

4

R20, R27, R66, R73

RES, 931Ω 1% 1/10W 0603

VISHAY, CRCW0603931RFKEA

Summary of Contents for DC2111A-A/B

Page 1: ...by a dedicated 5V bias supply for each phase If the 5V bias for a given phase is pulled down due to a DrMOS failure or other fault the 5V bias for the other phases will not be affected In case of an...

Page 2: ...o 14V 1 2V 1 5 IOUT MAX VIN 10V to 14V 90A Nominal Switching Frequency 400kHz Efficiency See Figure 6 VOUT 1 2V IOUT 90A VIN 12V 89 3 Typical Table 2 B Converter TA 25 C No Airflow PARAMETER CONDITION...

Page 3: ...s This could damage the converter Only apply load across the VOUT and VOUT stud connectors on the edge of the board Note 3 For loads less than 5A some low level noise may appear on the output of the A...

Page 4: ...4 dc2111aabf DEMO MANUAL DC2111A A B Quick Start Procedure VIN SUPPLY VIN IIN A V VOUT V A IOUT VOUT dc2111aab F01 COUT3 Figure 1 Proper Measurement Equipment Setup for DC2111A A B...

Page 5: ...Figure 2 1 2V 90A Converter with N 1 MOSFET Failure Protection Top MOSFET of Phase 4 Shorted Drain to Source with Full Load on the Output and a 12V Input The Output Continues to Regulate with Only a...

Page 6: ...DIV dc2111aab F04 45A 90A VOUT AC 100mV DIV LOAD STEP 20A DIV 50 s DIV dc2111aab F05 60A 120A Figure 4 45A to 90A Load Step Response of the 1 2V 90A Converter with N 1 MOSFET Failure Protection Circui...

Page 7: ...BSC010NE2LS DrMOS BIAS 5 6V BIAS POWER INCLUDED IN EFFICIENCY MEASUREMENT 75 80 85 EFFICIENCY LOAD CURRENT A 90 95 100 40 60 80 100 120 140 20 0 dc2111aab F07 EACH PHASE DrMOS FDMF5820DC BOOST R 0 L...

Page 8: ...Procedure Figure 8 Thermal Image of the 1 2V 90A Converter with N 1 MOSFET Failure Protection Measured with Full Load and an Input Voltage of 12V TAMB 21 C Hot Spot is the DrMOS of Phases 2 with a Ris...

Page 9: ...17 8 COUT1 COUT2 COUT9 COUT10 COUT11 COUT12 COUT19 COUT20 CAP 100 F 20 6 3V X5R 1206 MURATA GRM31CR60J107ME39L 18 12 COUT3 COUT4 COUT5 COUT6 COUT7 COUT8 COUT13 COUT14 COUT15 COUT16 COUT17 COUT18 CAP 3...

Page 10: ...51 2 U3 U9 IC LTC3774EUHE UHE 5X6 36P 1 LINEAR TECHNOLOGY LTC3774EUHE PBF 52 2 U6 U12 IC LTC4226CUD 1 QFN16UD 3X3 LINEAR TECHNOLOGY LTC4226CUD 1 PBF Bias Supplies 1 1 C66 CAP 2 2 F 10 16V X5R 0603 MU...

Page 11: ...KEA 3 1 R109 RES 0 002 1 1W 2512 VISHAY WSL25122L000FEA Additional Demo Board Circuit Components 1 0 C3 CAP OPT 0805 OPT 2 1 C31 CAP 1 F 10 25V X7R 0603 AVX 06033C104KAT2A 3 0 C69 C74 CAP OPT 1206 OPT...

Page 12: ...RRET 0 095 MILL MAX 2501 2 00 80 00 00 07 0 2 1 JP1 HEADER 3 PIN 0 079 SINGLE ROW WURTH ELEKTRONIK 62000311121 3 1 JP2 HEADER 4 PIN 0 079 SINGLE ROW WURTH ELEKTRONIK 62000411121 4 2 XJP1 XJP2 SHUNT 0...

Page 13: ...RATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFORMANCE OR RELIABILITY CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING...

Page 14: ...TUTORY 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 INCIDE...

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