LM36922: efficiency with L 22uH

jerry gu

Prodigy 230 points

Part Number: LM36922

why LM36922's efficiency is more with 22uH than 10uH?

LM36922.pptx

over 6 years ago

0 Travis Eichhorn over 6 years ago

TI__Intellectual 1040 points

The 22uH, will have a lower current ripple than the 10uH. Therefore the RMS inductor current is lower and the efficiency will be higher. This assumes the DC resistance of the 22uH is the same as the 10uH.

Thanks

Travis

Power management

Power management forum

LM36922: efficiency with L 22uH