Hello Bhargav,
Top private institutes for ECE in India are:

Birla Institute of Technology and Science, Pilani
RV College of Engineering, Bangalore
Manipal Institute of Technology, Manipal
Vellore Institute of Technology, Vellore
Ramaiah College of Technology, Bangalore
Birla Institute of Technology, Mesra
SRM Institute of Science and Technology, Chennai
Thapar Institute of Engineering and Technology, Patiala
BMS College of Engineering, Bangalore
MIT College of Engineering, Pune

I hope this has answered your query.

Hi Bhargav

Please refer to the link given below to know the colleges offering admission on the basis of TS PGECET.

https://engineering.careers360.com/colleges/ranking/top-private-engineering-colleges-in-India-accepting-ts-pgecet-score

Hope this helps.

All the best !