Re: Replacement part for IC4 #fst3253

James Daldry W4JED

Hi, Wes

Found it on for 70 cents.


On 2/4/19 4:45 PM, Wes wrote:
Has anyone found a source for the SOIC footprint version of IC4, the FST3253? I have a unit on the bench with overheating of the 5v regulator, and it appears that IC4 is drawing excess current. Static measurement shows ~140 ohms VCC to ground. Everything else checks OK on the 5V bus. 
> I finally got it all I can't remember where I put it<

VY 73,


Sierra Vista, AZ


Join to automatically receive all group messages.