Added documentation for boost

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Stephen
2021-04-06 20:46:33 -04:00
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- @subpage designChoices
- @subpage deviceSpecifications
- @subpage powerDesign
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@page powerDesign Power Design
# Boost
## LTSpice Simulations
* The LTSpice circuit includes input and output resistors for input and output power calculations
* An RC circuit can be added at the input for time-delay for output capacitor charging
* Output power = (16V)(2A(max))=32 Watts
* Input power = (12V)(Max FET current). Max FET current should be 2-3x the desired output current
* Rsense = Vsense(min)/IL(max). Vsense is given in LT1619 Datasheet: 40mV(min). For IL, we are using max FET current
* For Rsense, a smaller R value gives less output ripple voltage in simulation.
* Rsense is basically setting the current through the FET
* Voltage divider equation can be found in datasheet for LT1619
## Altium
* Inductor is 10uH MSS1210-103MEB. Dr. Bazuin suggested its use as Sunseeker has lots of them
* Replaced the SI9804DY FET (used in LTSpice) with the FDS6680A as the SI is obsolete
* Replaced the MBR735 Schottky (used in LTSpice) with the MBRD835LT4G because 735 is not surface mount
# Buck
*asd*
**asd**