UCC2818A-Q1: control the current limit

venish s

Prodigy 10 points

Part Number: UCC2818A-Q1

How to control the current limit for PFC with 10% load ?

over 1 year ago

0 Harish Ramakrishnan5 over 1 year ago

TI__Mastermind 22405 points

Hi Venish,

The controller will be designed for full load and Rimo is configured for this load. If you want to change this you might want to change Rimo to control the power delivered to load. Please refer the following document for setting the resistors:

https://www.ti.com/lit/an/slua144/slua144.pdf?ts=1687163969293&ref_url=https%253A%252F%252Fwww.google.com%252F

Regards,

Harish

0 venish s over 1 year ago in reply to Harish Ramakrishnan5

Prodigy 10 points

Hello Harish Ramakrishnan5 sir,
Thank you for the information. I need to choose an inductor for a UCC28218 chip. Please give any suggestions.

0 Harish Ramakrishnan5 over 1 year ago in reply to venish s

TI__Mastermind 22405 points

Hi Venish,

Please refer the document below for detailed design and selection of boost inductor.

https://www.mag-inc.com/Products/Powder-Cores/Kool-Mu-Cores/PFC-Boost-Design

Regards,

Harish

0 venish s over 1 year ago in reply to Harish Ramakrishnan5

Prodigy 10 points

thank you for sharing sir

0 Harish Ramakrishnan5 over 1 year ago in reply to venish s

TI__Mastermind 22405 points

Welcome

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UCC2818A-Q1: control the current limit