Quick Start Procedure - Linear Technology DC2028A Manual

DEMO MANUAL DC2028A

Quick stArt proceDure

The following procedure describes how to set up a DC2028A demo system.
1. Download and install the LTpowerPlay GUI:
2. Remove the board from the ESD protective bag and place it on a level surface. Connect the DC1613 I
PMBus controller to the DC2028A board using the 12-pin ribbon cable.
Figure 2. Connecting DC2028A Board and the DC1613 I
3. Confirm that the CONTROL switch is set to the RUN position.
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4. Plug the USB-to-I C/SMBus/PMBus controller into a USB port on your PC. The board should power-up with all power
good LEDs and 5V LED illuminated green. The USB-to-I
which should be sufficient for a single demo board.
5. If multiple boards are being powered, connect a 12VDC power supply with > 0.5A capacity to the V
the DC2028A.
6. Launch the LTpowerPlay GUI.
a. The GUI automatically identifies the DC2028A and builds a system tree for each
power manager. The system tree on the left hand side will look like this:
Note: For multiple board arrays, the GUI automatically ensures each device has
a unique address. In this scenario, it is recommended at this point to store these
addresses to NVM (EEPROM) by clicking the RAM to NVM icon in
the toolbar.
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www.linear.com/ltpowerplay
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C/SMBus/PMBus Controller
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C/SMBus/PMBus controller supplies ~100mA of current
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C/SMBus/
input jack of
IN
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