LM5156H-Q1: Ask for 48V to 12V isolated solution

Miranda Gu

Part Number: LM5156H-Q1
Other Parts Discussed in Thread: LM5156

Hi team,

My customer want a 48V to 12V isolated DC/DC power solution for further vehicle 48V system, 2A loading is OK. Could you please suggest a suitable part? Is LM5156H-Q1 the proper device?

over 1 year ago

0 Niklas Schwarz over 1 year ago

TI__Mastermind 33420 points

Hi Miranda,

Thanks for using the e2e forum.

Yes, you can use LM5156 in isolated flyback topology for this application. This device runs in newest process and has good availability, so you already found the best suitable device.
Feel free to use the quickstart calculator of the device to make some initial calculations:
https://www.ti.com/tool/download/SNVC240

Best regards,
Niklas

Power management

Power management forum

LM5156H-Q1: Ask for 48V to 12V isolated solution