On 01/04/2021 19:04, Stu jaxon wrote:
Hi Group, need help identifying a blown IC. it's on Vizio e550-b2, power supply board # DPS-167DP ,.. Board locator # ic901, it has 7 pins, and the top is blown away.??


You missed an 'I'

Googling is remarkably effective with the right input.

e550I-b2 ic901

e.g.

https://www.badcaps.net/forum/showthread.php?t=79046

https://www.badcaps.net/forum/showthread.php?t=70423

Apparently a LD7913JGM6, a PWM controller?

--
Adrian C