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dc1540bf

DEMO MANUAL DC1540B

SCHEMATIC DIAGRAM

ITEM

QTY

REFERENCE

PART DESCRIPTION

MANUFACTURER/PART NUMBER

41

1

R85

RES 19.1k 1/10W 1% 0603 SMD

VISHAY: CRCW060319K1FKEA

42

2

R86, R87 (OPT.)

RES 0.0Ω 1/10W 5% 0603 SMD

VISHAY: CRCW06030000Z0EA

43

2

R88, R89

RES 0.0Ω 1/10W 5% 0603 SMD

VISHAY: CRCW06030000Z0EA

44

2

R91, R112

RES 60.4k 1/10W 1% 0603 SMD

VISHAY: CRCW060360K4FKEA

45

1

R111

RES 26.1k 1/10W 1% 0603 SMD

VISHAY: CRCW060326K1FKEA

46

1

Rc1

RES 68Ω 1/10W 5% 0603 SMD

VISHAY: CRCW060368R0JNEA

47

1

Rg1

RES 100Ω 1/10W 5% 0603 SMD

VISHAY: CRCW0603100RJNEA

48

1

Ron1

RES 24.3k 1/10W 1% 0603 SMD

VISHAY: CRCW060324K3FKEA

49

15

Ron2, R14, R15, R18, R24, R47, R60, R61, 

R62, R63, R64, R65, R66, R72, R78

RES, 10k 1/10W 1% 0603 SMD

VISHAY: CRCW060310K0FKEA

50

1

Rsns1

RES 0.007Ω 1W 1% 2512 SMD

VISHAY: WSL25127L000FEA

51

1

Rx1

RES 10Ω 1/10W 5% 0603 SMD

VISHAY: CRCW060310R0JNEA

52

8

U1, U2, U7, U12, U13, U15, U16, U17

IC, µMODULE, POWER SUPPLY

LINEAR TECH: LTM4603EV

53

1

U3

IC, µCIRCUIT

LINEAR TECH: LTC6902IMS

54

1

U10

IC, µCIRCUIT

LINEAR TECH: LTC4210-1CS6

55

1

U14

IC, HEX SCHMITT-TRIG INV 14TSSOP

TEXAS INST: SN74AHC14PWR

56

1

U18

IC, µCIRCUIT

LINEAR TECH: LT1761ES5-3.3

Hardware – For Demo Board Only

57

18

E6, E7, E8, E9, E10, E11, E12, E13, E14, E15, 

E16, E17, E18, E19, E20, E21, E30, E51

TURRET, TESTPOINT

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

58

16

E35, E37, E39, E41, E43, E46, E49, E36, E38, 

E40, E42, E44, E47, E50, E52, E53

TURRET, TESTPOINT

MILL-MAX 2308-2-00-80-00-00-07-0

59

1

J10

CONN HEADER 54POS 0.100 R/A 

15GOLD

FCI: 68021-254HLF

60

1

J11

TERMINAL BLOCK 5MM 2POS PCB

ON-SHORE-TECH: ED700/2

61

1

JP1

CONN HEADER 2MM MALE 1ROW 2POS COMM CON: 2802S-02G2

62

2

JP2, JP3

CONN HEADER 2MM MALE 1ROW 3POS COMM CON: 2802S-03G2

63

3

JP1-SH, JP2-SH, JP3-SH

SHUNT 2MM

SAMTEC: 2SN-BK-G

64

4

MTG1, MTG2, MTG3, MTG4

STAND-OFF NYLON 1/4" SNAP IN 

KEYSTONE: 8831

65

1

SW1

SWITCH TOG. SPDT RT ANGLE

C&K: E101MD1AQE

Notes: 

1. Required Circuit Components are those parts that are required to implement the circuit function. 

2. Additional Demo Board Circuit Components are those parts that provide added functionality for the demo board but are not required in the actual circuit.

 

Summary of Contents for DC1613A

Page 1: ...ntheDC1361BenablestheLTC2977to soft start VIN and shut off VIN in response to output faults Multiple DC1540Bs can be cascaded together to form a high channel count power supply see Multi Board Arrays...

Page 2: ...ion 0 to 6V High resolution 0 to 3 8V VSENSEM n 0 1 to 0 1V Voltage Supervisor Sensing Resolution 0V to 3 8V range 4 096 1024 4mV LSB 0V to 6V range 8 192 1024 8mV LSB Voltage Supervisor Total Unadjus...

Page 3: ...powerplay Complete instructions are located there What Can You Do With This Demo System Prototype your system You can change the nominal VOUT s of the modules to match your system You can also change...

Page 4: ...NTROL1 to GND b Set JP5 to OFF c Make sure JP6 is installed d Set JP3 ASEL0 to LO and JP2 ASEL1 to LO e Set JP4 to ON 4 On DC1361B set jumpers and switches as follows See also Table 3 a JP1 INSTALLED...

Page 5: ...5 dc1540bf DEMO MANUAL DC1540B QUICK START PROCEDURE Figure 3 DC1427A Connection Figure 4 DC1613 Connection...

Page 6: ...s in the lower left hand corner c In the Toolbar click the R icon to read the RAM from the LTC2977 This reads the default configuration from the RAM in the LTC2977 on the DC1360B and loads it into the...

Page 7: ...than one LTC2977 use the ASELs to assign different addresses for each LTC2977 2 On DC1361B set the MASTER SLAVE switch to MASTER if you want the Hot Swap chip to shut off in response to an output OV f...

Page 8: ...8 dc1540bf DEMO MANUAL DC1540B DC1540B DETAILS DC1360B DC1361B Figure 5 DC1540B Details...

Page 9: ...DC1360B DETAILS TOP SIDE Figure 6 DC1360B Top Side Table 3 DC1360B Default Jumper Configuration Use ASEL s to Select I2C Address JP2 ASEL1 JP3 ASEL0 JP4 Write Protect JP5 LTC2977 Write Protect JP6 Sh...

Page 10: ...D Allows Faults to Propagate Between Boards R21 R22 R23 R25 R26 R27 R28 R30 R31 R32 R33 FAULT 1 to FAULT 4 Connect any FAULTB Pin to any of Fault Line FAULT 1 2 3 4 OPEN Allows Faults to Propagate Bet...

Page 11: ...1 X X Global 5B B6 1 0 1 1 0 1 1 0 X X 0 5C B8 1 0 1 1 1 0 0 0 L L 1 5D BA 1 0 1 1 1 0 1 0 L NC 2 5E BC 1 0 1 1 1 1 0 0 L H 3 5F BE 1 0 1 1 1 1 1 0 NC L 4 60 C0 1 1 0 0 0 0 0 0 NC NC 5 61 C2 1 1 0 0...

Page 12: ...their turn on ramp determined by their soft start caps Their sequence position is determined by the LTC2977 InTRACK_VOUT_0position theycoincidenttrack to VOUT_0 TON_DELAY for all tracking channels mus...

Page 13: ...ged by changing the RSET resistor from VFB to SGND These are R21 R26 R29 R38 R48 R67 R73 R79 See Figure 9 The value for the RSET resistor is RSET 60 4k VOUT 0 6 1 See also the LTM4603 datasheet Table...

Page 14: ...refers to R20 This is the upper divider resistor which is 60 4k inside the LTM4603 The design tool refers to R10 This is the lower divider resistor which is RSET See Figure 9 The design tool refers to...

Page 15: ...tor R75 top side on DC1361B schematic p 9 to measure only the current going out of the board OnesimplecheckboxintheGUIsetsupChannel7tomea surecurrent IntheMFR_CONFIG_LTC2977registercheck the box that...

Page 16: ...een LED indicates the status of the PWRGD signal DC1361B Remote Sense Remote sense Test Points are included for channels 1 7 There is no remote sense for Channel 0 Faulting an Output Use a jumper wire...

Page 17: ...atasheet See Figure below Zone 0 and 1 are tied together on the DC1360B through R9 Therefore any channel can shut off in response to any other channel on the LTC2977 Additionally each FAULTBz pin ties...

Page 18: ...the first Master board Remove JP1 jumpers from all others Slaves 4 Plug DC1360B s together J3 to J2 5 Set the Master Slave switch on the first DC1361B in the array to Master Set other boards to Slave...

Page 19: ...1 10W 1 0603 SMD VISHAY CRCW0603100RFKEA 19 14 R17 R20 R21 R22 R23 R25 R26 R27 R28 R30 R31 R32 R33 R65 OPT RES 0 0 1 8W 5 0805 SMD VISHAY CRCW08050000Z0EA 20 7 R19 R24 R29 R34 R72 R73 R74 RES 0 0 1 8...

Page 20: ...T OF TITLE CONTRACT NO APPROVALS DRAWN CHECKED APPROVED ENGINEER DESIGNER TECHNOLOGY Fax 408 434 0507 Milpitas CA 95035 Phone 408 432 1900 1630 McCarthy Blvd LTC Confidential For Customer Use Only CUS...

Page 21: ...R SYSTEM MANAGER SIZE DATE DWG NO REV SHEET OF TITLE CONTRACT NO APPROVALS DRAWN CHECKED APPROVED ENGINEER DESIGNER TECHNOLOGY Fax 408 434 0507 Milpitas CA 95035 Phone 408 432 1900 1630 McCarthy Blvd...

Page 22: ...as 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 SPECI...

Page 23: ...CIRCUIT PERFORMANCE OR RELIABILITY CONTACT LINEAR TECHNOLOGY APPLICATIONS ENGINEERING FOR ASSISTANCE THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS...

Page 24: ...SHAY Si4894BDY 16 8 Q2 Q3 Q4 Q5 Q6 Q7 Q8 Q9 MOSFET N CH 60V 300MA SOT 23 VISHAY 2N7002K T1 E3 17 8 R10 R23 R31 R42 R44 R53 R90 R93 RES 200 1 10W 5 0603 SMD YAGEO RC0603JR 07200RL 18 1 R11 RES 59 0k 1...

Page 25: ...UIT LINEAR TECH LTC6902IMS 54 1 U10 IC CIRCUIT LINEAR TECH LTC4210 1CS6 55 1 U14 IC HEX SCHMITT TRIG INV 14TSSOP TEXAS INST SN74AHC14PWR 56 1 U18 IC CIRCUIT LINEAR TECH LT1761ES5 3 3 Hardware For Demo...

Page 26: ...R IT REMAINS THE CUSTOMER S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PER...

Page 27: ...y Blvd Milpitas CA 95035 Phone 408 432 1900 Fax 408 434 0507 THIS CIRCUIT IS PROPRIETARY TO LINEAR TECHNOLOGY AND SUPPLIED FOR USE WITH LINEAR TECHNOLOGY PARTS LINEAR TECHNOLOGY HAS MADE A BEST EFFORT...

Page 28: ...OLOGY 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 APPL...

Page 29: ...GN 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 P...

Page 30: ...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 CIRUI...

Page 31: ...EAR 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 AC...

Page 32: ...EAR 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 AC...

Page 33: ...R 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 ACTU...

Page 34: ...T REMAINS THE CUSTOMER S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED CIRUIT BOARD LAYOUT MAY SIGNIFICANTLY AFFECT CIRCUIT PERFOR...

Page 35: ...SE WITH LINEAR TECHNOLOGY PARTS 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 PROP...

Page 36: ...ING 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 CONSE...

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