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Linear ANALOG DEVICES DC2631A Demo Manual Download Page 10

10

DEMO MANUAL 

DC2631A-A/DC2631A-B

Rev. 0

ITEM

QTY REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

8

1

R84

RES., AEC-Q200, 0Ω, 1/4W, 1206

VISHAY, CRCW12060000Z0EA 

PANASONIC, ERJ8GEY0R00V 

NIC, NRC12ZOTRF

9

1

R86

RES., 105kΩ, 1%, 1/10W, 0603

VISHAY, CRCW0603105KFKEA 

NIC, NRC06F1053TRF

10

1

R88

RES., 20kΩ, 1%, 1/10W, 0603

PANASONIC, ERJ3EKF2002V 

VISHAY, CRCW060320K0FKEA 

YAGEO, RC0603FR-0720KL

11

1

U8

IC, 1.1MHz/2.2MHz, 500mA STEP-DOWN 

REGULATOR

ANALOG DEVICES, LT3502EDC#PBF

3.3V Auxiliary Supply

1

1

C68

CAP., 2.2µF, X5R, 16V, 10%, 0603

KEMET, C0603C225K4PAC7867 

KEMET, C0603C225K4PACTU

2

1

C69

CAP., 2.2µF, X5R, 16V, 10%, 0603

KEMET, C0603C225K4PAC7867 

KEMET, C0603C225K4PACTU

3

1

C66

CAP., 2.2µF, X5R, 16V, 10%, 0603

KEMET, C0603C225K4PAC7867 

KEMET, C0603C225K4PACTU

4

1

C67

CAP., 220pF, X7R, 50V, 5%, 0603

AVX, 06035C221JAT2A

5

1

R125

RES., AEC-Q200, 1Ω, 5%, 1/10W, 0603

VISHAY, CRCW06031R00JNEA

6

1

R127

RES., AEC-Q200, 100kΩ, 1%, 1/10W, 0603

VISHAY, CRCW0603100KFKEA 

NIC, NRC06F1003TRF 

PANASONIC, ERJ3EKF1003V

7

1

R129

RES., AEC-Q200, 0Ω, 1/4W, 1206

VISHAY, CRCW12060000Z0EA 

PANASONIC, ERJ8GEY0R00V 

NIC, NRC12ZOTRF

8

1

R126

RES., AEC-Q200, 1MΩ, 1%, 1/10W, 0603

VISHAY, CRCW06031M00FKEA 

NIC, NRC06F1004TRF 

PANASONIC, ERJ3EKF1004V

9

1

R128

RES., AEC-Q200, 162kΩ, 1%, 1/10W, 0603

VISHAY, CRCW0603162KFKEA 

PANASONIC, ERJ3EKF1623V 

ROHM, MCR03EZPFX1623

10

1

U9

IC, LDO uPWR LINEAR REG., MSOP-8

ANALOG DEVICES, LT3010EMS8E#PBF 

ANALOG DEVICES, 

LT3010EMS8E#TRPBF

Additional Components

1

0

C26, C27, C38, C39, C52, C53, C54, 

C55, C56, C57, C58, C59, C60, C61, 

C62, C63, C64, C65

CAP., OPTION, 0603

2

0

CIN15

CAP., OPTION, ALUM. ELECT., SMD

3

0

CIN16, CIN17, CIN18, CIN19, CIN20, 

CIN21, CIN22, CIN23, CIN24, CIN25, 

CIN26, CIN27

CAP., OPTION, 1210

4

0

COUT2, COUT4, COUT6, COUT8, 

COUT10, COUT12

CAP., OPTION, 1206

5

0

COUT31, COUT32, COUT33, COUT34, 

COUT35, COUT36, COUT37, COUT38, 

COUT39, COUT40, COUT41, COUT42, 

COUT43, COUT44, COUT45, COUT46, 

COUT47, COUT48

CAP., OPTION, 7343

PARTS LIST

Summary of Contents for ANALOG DEVICES DC2631A

Page 1: ...put voltages of VOUT1 and VOUT2 All registered trademarks and trademarks are the property of their respective owners PERFORMANCE SUMMARY l IMON pins to monitor the inductor current of each rail l Optional resistors and jumpers to change the phase arrangement for VOUT1 and VOUT2 q VOUT1 4ph VOUT2 2ph q VOUT1 5ph VOUT2 1ph q Note the default arrangement is VOUT1 3ph VOUT2 3ph l Optional resistors an...

Page 2: ...cuit consists of a load step MOSFET with a 2mΩ sense resistor at its source To use it connect the output of a pulse generator between the PULSE GEN pin and the GND pin Monitor the load step signal across the ISTEP and ISTEP pins Monitor the output voltage with the VOUT BNC See Figure 2 for the setup For safe operation for a 0A to 200A load step limit the duty cycle to 5 or less The load step respo...

Page 3: ... VIN SUPPLY VOUT1 DC2631A A FO1b IOUT1 IIN VIN VIN SUPPLY LOAD A LOAD B NOTE FOR ACCURATE EFFICIENCY MEASUREMENTS MONITOR VOUT1 ACROSS THE CERAMIC AT COUT1 AND VOUT2 ACROSS THE CERAMIC AT COUT7 THE VOS TURRETS MONITOR THE OUTPUT VOLTAGE AT THE BULK OUTPUT CAPACITORS a DC2631A A a DC2631A B Figure 1 Proper Measurement Setup ...

Page 4: ...V to 14V PHASE 1 0 PHASE 2 120 PHASE 3 240 PHASE 4 60 PHASE 5 180 PHASE 6 300 VOUT1 1 0V 200A VIN 7V to 14V BLOCK DIAGRAM OF THE A ASSEMBLY VOUT1 PROVIDES A 3 PHASE 1 0V 100A OUTPUT AND VOUT2 PROVIDES A 3 PHASE 1 5V 100A OUTPUT BLOCK DIAGRAM OF THE B ASSEMBLY VOUT1 PROVIDES A 6 PHASE 1 0V 200A OUTPUT DC2631A F03 Figure 3 Block Diagram of the DC2631A A DC2631B B PULSE GENERATOR OUT TO OSCILLOSCOPE ...

Page 5: ...80 200 220 EFFICIENCY LOAD CURRENT A DC2631A A F06 VIN 7V VIN 10V VIN 12V VIN 14V Figure 4 Efficiency of the 1 0V 100A Rail of the DC2631A A Figure 5 Efficiency of the 1 5V 100A Rail of the DC2631A A Figure 6 Efficiency of the 1 0V 200A Rail of the DC2631A B COMPONENTS CONDITIONS DrMOS FDMF5820DC fSW 400KHZ L WURTH 744301025 0 25µH 0 32MΩ OTHER RAIL DISABLED EXTERNAL 5V BIAS APPLIED EFFICIENCY INC...

Page 6: ...w Hot Spot is DrMOS of Phase 4 DrMOS FDMF5820DC L Wurth 744301025 fSW 400kHz Figure 8 Thermal Image of the 1 0V 200A 6 Phase Converter DC2631A B at VIN 12V Full Load Tambient 24 C with 200 LFM Airflow Hot Spot is DrMOS of Phase 4 DrMOS FDMF5820DC L Wurth 744301025 fSW 400kHz Ph6 Inductors DrMOS Ph1 CinBulk 1 CinBulk 2 Airflow Ph6 Inductors DrMOS Ph1 CinBulk 1 CinBulk 2 Airflow QUICK START PROCEDUR...

Page 7: ... 1 5V 100A 3 Phase Rail of the DC2631A A VIN 12V COUT 9x 330µF 9mΩ 3x 220µF X5R 1210 fSW 400kHz Figure 11 50 to 100 Load Step Response of the 1 0V 200A 6 Phase Rail of the DC2631A B VIN 12V COUT 18x 330µF 9mΩ 6x 220µF X5R 1210 fSW 400kHz 50µsec DIV 100A 50A VOUT1 AC 50mV DIV LOAD STEP 50A DIV DC2631A A F09 50µsec DIV 100A 50A VOUT2 AC 50mV DIV LOAD STEP 50A DIV DC2631A A F10 50µsec DIV 200A 100A V...

Page 8: ...R61E226KE15L TAIYO YUDEN TMK325BJ226KM P AVX 12103D226KAT2A TAIYO YUDEN TMK325BJ226KM T 9 2 CIN13 CIN14 CAP 180µF 30mΩ ALUM POLYMER 16V 20 SMD PANASONIC 16SVP180MX 10 1 CITH1 CAP 3300pF X7R 50V 10 0603 AVX 06035C332KAT2A MURATA GRM188R71H332KA01D NIC NMC0603X7R332K50TRPF 11 1 CITH2 CAP 2200pF C0G 50V 5 0603 MURATA GCM1885C1H222JA16D 12 2 CITHP1 CITHP2 CAP 150pF NP0 50V 5 0603 AVX 06035A151JAT2A 13...

Page 9: ...SHAY CRCW06037K50FKEA 29 1 RT2 RES 20kΩ 1 1 10W 0603 PANASONIC ERJ3EKF2002V VISHAY CRCW060320K0FKEA YAGEO RC0603FR 0720KL 30 6 U1 U2 U3 U4 U5 U6 IC SMAT POWER STAGE MODULE FAIRCHILD FDMF5820DC 31 1 U7 IC DUALOUTPUT 6 PHASE CONTROLLER GQFN 48 5x6 ANALOG DEVICES LTC7852ERHE TRPBF Dynamic Load Circuits 1 2 Q1 Q2 XSTR N CH TRENCH MOSFET 30V 80A TO 263AB FAIRCHILD SEMI FDB8832 2 2 R85 R90 RES AEC Q200 ...

Page 10: ...W 0603 VISHAY CRCW06031R00JNEA 6 1 R127 RES AEC Q200 100kΩ 1 1 10W 0603 VISHAY CRCW0603100KFKEA NIC NRC06F1003TRF PANASONIC ERJ3EKF1003V 7 1 R129 RES AEC Q200 0Ω 1 4W 1206 VISHAY CRCW12060000Z0EA PANASONIC ERJ8GEY0R00V NIC NRC12ZOTRF 8 1 R126 RES AEC Q200 1MΩ 1 1 10W 0603 VISHAY CRCW06031M00FKEA NIC NRC06F1004TRF PANASONIC ERJ3EKF1004V 9 1 R128 RES AEC Q200 162kΩ 1 1 10W 0603 VISHAY CRCW0603162KFK...

Page 11: ...01 2 00 80 00 00 07 0 2 6 J1 J2 J3 J4 J5 J6 STUD FASTENER 10 32 PENNENGINEERING KFH 032 10ET 3 2 J7 J8 CONN RF BNC RCPT JACK 5 PIN STR THT 50Ω AMPHENOL RF 112404 4 6 JLRE1 JLRE2 JLRE3 JLRE4 JLRE5 JLRE6 RING LUG CRIMP 10 NON INSULATED SOLDERLESS TERMINALS KEYSTONE 8205 5 12 JNE1 JNE2 JNE3 JNE4 JNE5 JNE6 JNE7 JNE8 JNE9 JNE10 JNE11 JNE12 NUT HEX 10 32 BRASS PENCOM NU1132 6 4 JP1 JP2 JP3 JP4 CONN HDR ...

Page 12: ...12 CAP 22µF X5R 25V 10 1210 MURATA GRM32ER61E226KE15L TAIYO YUDEN TMK325BJ226KM P AVX 12103D226KAT2A TAIYO YUDEN TMK325BJ226KM T 9 2 CIN13 CIN14 CAP 180µF 30mΩ ALUM POLYMER 16V 20 SMD PANASONIC 16SVP180MX 10 1 CITH1 CAP 5600pF COG 50V 5 0603 MURATA GRM1885C1H562JA01D 11 2 CITHP1 CITHP2 CAP 150pF NP0 50V 5 0603 AVX 06035A151JAT2A 12 6 COUT1 COUT3 COUT5 COUT7 COUT9 COUT11 CAP 220µF X5R 4V 20 1206 NO...

Page 13: ...AT POWER STAGE MODULE FAIRCHILD FDMF5820DC 28 1 U7 IC DUALOUTPUT 6 PHASE CONTROLLER GQFN 48 5x6 ANALOG DEVICES LTC7852ERHE TRPBF Dynamic Load Circuits 1 2 Q1 Q2 XSTR N CH TRENCH MOSFET 30V 80A TO 263AB FAIRCHILD SEMI FDB8832 2 2 R85 R90 RES AEC Q200 10kΩ 1 1 10W 0603 VISHAY CRCW060310K0FKEA KOA SPEER RK73H1JTTD1002F PANASONIC ERJ3EKF1002V 3 2 R87 R91 RES SENSE 0 002Ω 1 1W 2512 VISHAY WSL25122L000F...

Page 14: ...R127 RES AEC Q200 100kΩ 1 1 10W 0603 VISHAY CRCW0603100KFKEA NIC NRC06F1003TRF 7 1 R129 RES AEC Q200 0Ω 1 4W 1206 VISHAY CRCW12060000Z0EA PANASONIC ERJ8GEY0R00V 8 1 R126 RES AEC Q200 1MΩ 1 1 10W 0603 VISHAY CRCW06031M00FKEA NIC NRC06F1004TRF 9 1 R128 RES AEC Q200 162kΩ 1 1 10W 0603 VISHAY CRCW0603162KFKEA PANASONIC ERJ3EKF1623V ROHM MCR03EZPFX1623 10 1 U9 IC LDO uPWR LINEAR REG MSOP 8 ANALOG DEVIC...

Page 15: ... 07 0 2 6 J1 J2 J3 J4 J5 J6 STUD FASTENER 10 32 PENNENGINEERING KFH 032 10ET 3 2 J7 J8 CONN RF BNC RCPT JACK 5 PIN STR THT 50Ω AMPHENOL RF 112404 4 6 JLRE1 JLRE2 JLRE3 JLRE4 JLRE5 JLRE6 RING LUG CRIMP 10 NON INSULATED SOLDERLESS TERMINALS KEYSTONE 8205 5 12 JNE1 JNE2 JNE3 JNE4 JNE5 JNE6 JNE7 JNE8 JNE9 JNE10 JNE11 JNE12 NUT HEX 10 32 BRASS PENCOM NU1132 6 4 JP1 JP2 JP3 JP4 CONN HDR MALE 1x3 2mm THT...

Page 16: ... 38 VCC 20 IMON1 19 GND 49 SS2 11 ITH2 12 VOSNS2 13 VOSNS2 14 RUN2 15 ILIM2 16 IMON2 17 V1P5 18 ITH1 27 SS1 28 PGOOD1 29 SNSN1 30 SNSP1 31 SNSAVG1 32 SNSN2 33 SNSP2 34 SNSAVG2 35 SNSN3 36 SNSP3 37 R8 0 R50 10 COUT26 1 2 R67 0 R122 0 R20 2 32k E6 RUN1 C8 0 22uF COUT13 330uF 2 5V 7343 1 2 R116 0 RT1 10k 1 E14 PGOOD1 E3 VOS1 R38 715 RB1 10k 1 C33 2 2uF R102 10k 1 CIN2 22uF CITH1 R96 10k 1 CIN12 E9 CL...

Page 17: ...ED 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 ANALOG DEVICES APPLICATIONS ENGINEERING FOR ASSISTANCE 2 2 f LTC7852ERHE HIGH EFFICIENCY 6 PHASE STEP DOWN CONVERTER DC2631A 710 DC2631A_REV04 ...

Page 18: ...y not 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 ...

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