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DescriptionPower Distribution
Target releaseMSXIV
Epic

Jira Legacy
serverSystem JIRA
serverId6df7ba0d-c6df-39f5-b19f-bb96d235af5f
keyHW-234

Document owner

Josh Rong

Project leadsJosh Rong
Team membersAashmika Mali Arshan Khanifar Micah BlackJosh Rong


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#TitleUser StoryImportanceNote
1DC-DC
  • Convert ~150V to 12VDC at up to 30 A
Must have
2Thermal Control
  • Control temperature of the DC-DC for reliable operations
Must have
3Rear Power Distribution
  • Distribute power to system located closer to battery box
  • Power Path IC will protect the system from under and over voltage
Must have
4Front Power Distribution
  • An extension to Rear Power distribution to distribute power in front enclosure
Must have
5Aux Charger
  • When DC-DC is used as power source it will also charge the AUX battery
Not urgent
6Protection
  • Fuses are implemented for all power channel
  • Over-current protection compactor is there for AUX
Must have

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Power distribution is divided into two parts: Front Power Distribution and Rear Power Distribution,

Modules that are shared partly between Front and Rear:

  • Lights

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  • The modules that are shared between front and rear will still be implemented as separate modules in the Front and Rear projects (due to some differences), however there will be a shared module that will take input from Front/Rear that will control which switches are usedEach module will create an event when they are ready to turn a switch that will be read by MCP 23008's driver that has a lookup for the switches and will write to the corresponding address to flip the switchcontain common code