LM5143-Q1: Is the current limitation adjustable

Florian Luetkebohle

Prodigy 330 points

Part Number: LM5143-Q1

Hi Colleagues,

My customer whats to use the LM5143-Q1 for charging application. is it possible to adjust the current limit and how?

best regards,

Florian

over 6 years ago

0 Samuel Jaffe over 6 years ago

TI__Mastermind 25590 points

Florian,

Yes, you can change the current limit by changing the current shunt resistor. See datasheet section 8.3.14.1.

If you'd like to change the current limit on the fly without a new resistor then you will need additional circuitry to adjust the CS input to suite your needs.

-Sam

Power management

Power management forum

LM5143-Q1: Is the current limitation adjustable