Part Number: UCC28740EVM-525 Other Parts Discussed in Thread: UCC28740 , TL431 Hi,
Thank you for your helpful response.
Can I use this controller with a non-isolated compensation network (FB pin)?
Thanks,
Raya.
Part Number: UCC28740EVM-525 Other Parts Discussed in Thread: UCC28740 How to set Under Voltage limit.
As per datasheet given equation and Transformer Ratio-
UCC28740EVM Board BOM R2-105K and R3-27.4K
I am calculator this equation I am not found above…
Part Number: UCC28740EVM-525 Hi, On UCC2840EVM-525 schematics, we can find L1 220uH inductor between diode bridge and transformer. Could you please let us know the reason why L1 220uH inductor is needed?
Please advise us.
Thanks and best regards, M.HATTORI…
Part Number: UCC28740EVM-525 Hi,
I'm in need of the Gerber files of the UCC28740EVM-525.
it would of great help if you guys can provide me with same.
Regards,
Vineet
Part Number: UCC28740EVM-525 Hi Sir,
Is that possible that you can share UCC28740EVM-525 transformer(T1) design reference tool and detail spec for our reference?
Thank you for your kindly help.
Edward Chen
Part Number: UCC28740 Other Parts Discussed in Thread: , TL431 Hello,
I have encountered some issues while testing the UCC28740. We would like to improve the circuit based on the UCC28740EVM-525 to make it work at 24Vdc. During testing, we found that…
Part Number: UCC28740EVM-525 Other Parts Discussed in Thread: UCC28740 , , UCC24612 , UCC28780 , UCC28056 Hi,
I'd like to seek your advise on UCC28740 Customer intends to design " 80-100W USB Type-C & Type-A Wall Charger "
Specification for…
Hi Vishwanath,
Thank you for the query.
For you first solution I would recommended the following.
https://www.ti.com/tool/UCC28730EVM-552
https://www.ti.com/tool/UCC28740EVM-525
For your second system, check:
PMP8851.
https://www.ti.com/reference-designs…
Part Number: UCC28740EVM-525 Other Parts Discussed in Thread: UCC28740 , LM5021
Tool/software: WEBENCH® Design Tools
Hi, I have some questions about UCC28740EVM-525.
1. When R8=0ohm, if Mosfet Rds is too small, will it be a inrush current while turn…
Part Number: UCC28740 Dear : Custom 's products is wall switch , the Schematic same as ucc28740EVM-525, But when load up to 5V 2A , The Surface of TVS D3 is too hot, the temperture up to 110°C. When check the mosfet Vds waveform as follow and…