Power Module Switcher Candidates
Criteria
Criteria | Resultant Constraint |
---|---|
Must be simple to implement | TI Simple Switcher line |
Must be feasible to solder on campus | No QFN, BGA or DDPAK |
Must be available to purchase | Digikey and/or Mouser availability |
Must be able to take reasonable voltage range for 2S LiPo as input | Input voltage range must include 5V-9V |
Must be able to provide necessary power for backplane | Must be rated to provide at least x A |
Part Selection Criteria
Part Number | Cost | Num Available off Digikey (as of 10/30/22) | Max Current Capacity |
---|---|---|---|
TPS563201DDCT | $1.14 | 57,322 | 3A |
TPS563209DDCT | $1.25 | 48 | 3A |
TPS565208DDCT | $2.01 | 2,697 | 5A |
TPS565201DDCT | $2.01 | 830 | 5A |
TPS564201DDCR | $1.23 | 839 | 4A |