Part Number: UC2845 Hi,
Our UC2845 is used as the contorller of a flyback.
When flyback works at 150W, the initial temperture is 35℃ and 88℃ after 15 minuters while other components around are cold.
So, why is the UC2845 so hot?
LY
Part Number: UC2845 Other Parts Discussed in Thread: UCC28C45 , Hi,
for UC2845, the output frequency is 1/2 of oscillator frequency, and the oscillator frequency maximum is 500kHz, so the output frequency maximum is 250kHz, right?
But my customer find…
Part Number: UC3845A Other Parts Discussed in Thread: UC3845 , UC2845 I have query regarding short circuit protection from UC3845 or UC2845 controller. What we observed that peak current went high and did not get burst/hiccup mode operation. As per our…
Part Number: TL2845 Other Parts Discussed in Thread: UC2845 Hi expert,
We did not provide the Junction-to-case (top) thermal resistance or Junction-to-top characterization parameter on TL2845 datasheet?
Could I just use the data on UC2845 datasheet?
…
Part Number: UC2845 Other Parts Discussed in Thread: UCC28C45 , Hi team,
Do we have the EVM of UC2845D8TR or UCC28C45 (SOIC-8 package ) that can provide to customer?
If we have, how can I apply for it ?
Thank you.
Best Regards,
Xing He
Hi Kun,
Since there has been no activity on this post for over a week now I am going to close it. Please open a new post if you have more questions.
Thanks
Peter
Part Number: UC2845 Other Parts Discussed in Thread: UC1845 , UCC28C45 Hi team
My customer need device with the same series with UC284D8TR , but the temperature up to 105 ℃.
Do you have some recommendation? need the same package.
Best Regards,
Xing He …
Part Number: UC2845 Other Parts Discussed in Thread: UCC2800 , UCC28700 , TL2845 , Hi expert,
Do we have any cost effective part that can output 50% duty signal with good part to part slew and upto 500K?
Customer need this kind of controller to designing…
Part Number: UC2845 Other Parts Discussed in Thread: UCC38C41 Hi ,
We know the Turn on threshold is about 8.4V for UC2845. Now our customer is asking for a device like UC2845 but the turn on voltage needed 6V to 6.5V. Would you please help recommend…