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dc1962cf

DEMO MANUAL DC1962C

Dc1962c Details - Bottom

Summary of Contents for DC1962C

Page 1: ...ing on the information therein All referenced brands product names service names and trademarks are the property of their respective owners 00000005981LF 000 EOS Power Buy Now We have 45 000 LP502030...

Page 2: ...ammed devices or to program devices in a production environment The software displaysalloftheconfigurationsettingsandrealtimemeasure ments from the three digital power ICs Telemetry allows easy access...

Page 3: ...is recommended that you change the VOUT_MAX register and associated VOUT FAULT limit registers when changing VOUT to prevent the channel from faulting off The following list contain terms used throug...

Page 4: ...dware present in order to build a multi chip configuration file that can be saved and re loaded at a later time LTpowerPlay provides unprecedented system level diagnostic and debug features It becomes...

Page 5: ...nstration and tutorial videos 2 Detailed Technical Documentation Schematic Checklists Device Programming Options Firmware Getting Started guides with sample code margining reading telemetry etc The fo...

Page 6: ...nd side will look as below Note Formultipleboardarrays theGUIautomatically ensures each device has a unique address In this scenario it is recommended at this point to store these addresses to NVM EEP...

Page 7: ...e GUI File Open browse to your proj file This will load the file into the GUI 2 Click on the Go Online icon then click on the PC RAM icon This loads the configuration into the working RAM of the devic...

Page 8: ...ignore faults will margin withoutcreatingafaultevenifthefaultlimitsareexceeded LTC2974 and LTC2977 only A look at the telemetry window shows the effect of the marginhighormarginlowoperation Thefollowi...

Page 9: ...ared You will notice that all rails are automatically re enabled after a programmable retry period The alert LED may be cleared by clicking the Clear Faults CF icon in the GUI After clearing faults th...

Page 10: ...opescreencaptureoffouroutputrailssequencingup The same applies to TOFF_DELAY values When the CONTROL switch is set to the OFF position all rails will power down sequentially based on each of the devic...

Page 11: ...log is a non volatile record of the power system leading up to the time of fault It holds the most recent monitored values uptime voltage current temperature that can be analyzed to help determine th...

Page 12: ...RAM Log is locked and not updated even though the telemetry read ings continue Click the Read NVM Log button The log data will appear in the text box below The log contains timestamp up time channel...

Page 13: ...irectional meaning the device may drive its fault pin low output or may respond to the fault pin when another device drives it low input Because all fault pins are wire OR d on the DC1962C this hardwa...

Page 14: ...alog box Click the PC RAM icon to write the changes to the DC1962C We can now create a fault on U1 0 CH2 by shorting the output to ground Press the CREATE FAULT button on the board You will notice tha...

Page 15: ...62C board 2 Ensure different slave address settings for each of the boards The address of each DC1962C board is deter mined by pins A2 A1 and A0 of the DIP switch JP1 on the backside of the board The...

Page 16: ...he individual CONTROL lines are connected across the boards CTRL is a common signal across all boards in the array make sure that all CONTROL switches are set to the RUN position 6 Re launch LTpowerPl...

Page 17: ...ander which allows the addition of multiple boards to a setup The I O Setup Procedure for Multiboard Arrays expander has a base address of 0x20 The DIP switch settings set the offset The three switche...

Page 18: ...witch Configuration Default Position Shown in Grey in the Figure Above REFERENCE DESIGNATOR SIGNAL NAME USAGE DEFAULT JP3 A0 A1 A2 DIP switch used to set the address offset OPEN S1 CONTROL0 Switch use...

Page 19: ...18 dc1962cf DEMO MANUAL DC1962C DC1962C Details Bottom...

Page 20: ...0 X7R 0603 Taiyo Yuden EMK107B7105KA T 13 2 C33 C37 CAP CER 100pF 50V 10 X7R 0603 AVX 06035C101KAT2A 14 2 C35 C95 CAP CER 68pF 50V 5 NPO 0603 AVX 06035A680JAT2A 15 13 C38 C73 C74 C75 C76 C77 C78 C79 C...

Page 21: ...RES 249 1 10W 1 0603 SMD NIC NRC06F2490TRF 47 1 R35 RES 1 00k 1 10W 1 0603 SMD Yageo RC0603FR 071KL 48 0 R36 R37 OPT RES 0603 OPTION N A 49 1 R50 RES 806k 1 10W 1 0603 SMD Vishay CRCW0603806KFKEA 50 2...

Page 22: ...BF 77 1 U23 IC BUFFER DUAL NON INV SC706 TI SN74LVC2G34DCKR Hardware For Demo Board Only 78 1 J1 CONN PWR JACK 2 1X5 5MM HIGH CUR CUI Inc PJ 002AH 79 1 J2 CONN HEADER 12POS 2MM STR DL PCB FCI 98414 G0...

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Page 30: ...ogy Corporation is believed to be accurate and reliable However noresponsibilityisassumedforitsuse LinearTechnologyCorporationmakesnorepresenta tion that the interconnection of its circuits as describ...

Page 31: ...DING 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 CONS...

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