Hello Raul,
I'm glad that you had success with your 5-W design.
A 10-W design will have the same topology, however several components will have to change to accommodate the increased power level.
You will not be able to "stretch" most of the…
Hey Hagan,
The UCC28700 already takes care of cable compensation. That additional feedback network shown in the TPS2511 dedicated USB charger is for power supplies that regulate using a feedback network. UCC28700 uses primary side regulation by using…
Hi Eitan,
It is hard to read the layout. What pcb software are you using? i can read altium, Pads, and Orcad files.
However , i am sure that the regulation supposed to be better than yours. there must be something worong with your designs.
TI has many…
The UCC28711EVM-160 is rated at 5V 1A so you will not be able to get 2.3A out of it. The PMP4351 and the PMP8477 reference designs are rated for 5V,2A .
These designs use the UCC28700 which is very similar to the UCC28710. You should be able to modify either…
Hi:
I would like to modify PMP4351 EVM output from 5V/2A into 5/V/2.4A for iPad wall charger.
Can I change the resistance ratio connected to CS pin or VS pin? If I can, increase or decrease the ratio?
Thanks
Jimmy