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DEMO MANUAL DC2052A

LTpowerPlay QUICK START PROCEDURE

The following procedure describes how to use LTpowerPlay 
to monitor and change the settings of LTC3880 and 
LTC3883.

1. Download and install the LTPowerPlay GUI:

  http://linear.com/ltpowerplay

2. Launch the LTpowerPlay GUI.

a. The GUI should automatically identify the DC2052A. 

The system tree on the left hand side should look 
like this:

b. A green message box shows for a few seconds in the 

lower left hand corner, confirming that the LTC3880 
and the LTC3883 are communicating:

c. In the Toolbar, click the “R” (RAM to PC) icon to read 

the RAM from the LTC3880 and the LTC3883. This 
reads the configuration from the RAM of LTC3883 
and loads it into the GUI.

d. If you want to change the output voltage to a differ-

ent value, like 1.5V. In the Config tab, type in 1.5 in 
the VOUT_COMMAND box, like this:

Summary of Contents for LTC3880EUJ

Page 1: ...volatile memory settings NVM without the need for any serial L LT LTC LTM Linear Technology and the Linear logo are registered trademarks and LTpowerPlay is a trademark of Linear Technology Corporatio...

Page 2: ...0 LTC3883 1 JP2 OFF LED Indicator JP3 OFF Pulse Generator 2 With power off connect the input power supply to VIN and GND Connect active load to the output 3 Make sure the RUN switch SW is OFF 4 Turn o...

Page 3: ...3 dc2052af DEMO MANUAL DC2052A QUICK START PROCEDURE VOUT GND COUT Figure 2 Power Test Setup Figure 3 Measuring Output Voltage Ripple...

Page 4: ...lications that the input voltage is within 4 5V to 6 0V please install R5 to connect VIN directly to INTVCC Please be aware that in this case VIN cannot exceed 6 0V otherwise the chip will be damaged...

Page 5: ...ecedented diagnostic and debug features It becomes a valuable diagnostic tool during board bring up to program or tweak the power management scheme in a system or to diagnose power issues when bringin...

Page 6: ...DC2052A The system tree on the left hand side should look like this b A green message box shows for a few seconds in the lower left hand corner confirming that the LTC3880 and the LTC3883 are communic...

Page 7: ...3 After finishing this step you will see the output voltage will change to 1 5V e You can save the changes into the NVM In the tool bar click RAM to NVM button as following f Save the demo board confi...

Page 8: ...C43 C46 CAP X7R 0 01 F 16V 10 0402 AVX 0402YC103KAT2A 17 3 D1 D2 D3 DIODE SCHOTTKY SOD 323 CENTRAL CMDSH 3TR 18 3 L1 L2 L3 INDUCTOR SMT POWER IND 0 3 H COILCRAFT XAL7070 301ME 19 3 Q1 Q4 Q5 DUAL N CHA...

Page 9: ...RES CHIP 20 5k 1 0402 VISHAY CRCW040220K5FKED 22 11 R11 R12 R35 R39 R43 R49 R51 R52 R56 RES CHIP 0 1 0603 VISHAY CRCW06030000Z0ED 23 4 R60 R62 R65 R67 RES CHIP 0 1 0603 VISHAY CRCW06030000Z0ED 24 2 R...

Page 10: ...J4 WASHER TIN PLATED BRASS ANY 10 6 1 SW1 CONNECTOR SUB MINIATURE SLIDE SWITCHES C K JS202011CQN 7 4 JP1 JP4 HEADER 3 PIN 0 079 SINGLE ROW SAMTEC TMM103 02 L S 8 4 JP1 JP4 SHUNT SAMTEC 2SN BK G 9 1 J...

Page 11: ...11 dc2052af DEMO MANUAL DC2052A SCHEMATIC DIAGRAM...

Page 12: ...12 dc2052af DEMO MANUAL DC2052A SCHEMATIC DIAGRAM...

Page 13: ...ogy Corporation is believed to be accurate and reliable However noresponsibilityisassumedforitsuse LinearTechnologyCorporationmakesnorepresenta tion that the interconnection of its circuits as describ...

Page 14: ...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...

Page 15: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Analog Devices Inc DC2052A...

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