Part Number: UC2845AQ Other Parts Discussed in Thread: UC1845 , , UC1845A-EP Tool/software:
Hi Team,
UC2845AQ is rated for 125 Deg but here thermal resistance is higher than UC1845 CDIP and LCC package, How’s that possible?
Also UC1845A-EP is rated…
Part Number: UC2845AQ Hello Experts, I want to know recommended operating conditon of Tj and Ta. I confirmed datasheet but it is not stated crearly. Also datasheet stated that "Extended Temperature Performance of -40degC and +125degC". What is this, Ta…
Part Number: UC2845AQ Other Parts Discussed in Thread: UC2845A Dear support member,
My customer made UC2845A board. I have a question about noise and temperature.
（Situation） After turning on the power, after several minutes it is operating as designed…
Hi Evan,
These devices are Automotive devices released prior to Q100 standard. That is the difference between Q and Q1 in TI device names.
Regards
Peter
Other Parts Discussed in Thread: UC2845AQ Hi TI members, I was asked the following question from my customer. Is there any method to disable OUTPUT except applying COMP pin to low? He assumes VCC is applied in this case. Best Regards, Yaita / Japan d…
Other Parts Discussed in Thread: LM5576 , UC2845AQ , UC2845 , UC2843 Hi Sir/Madam,
Previously I have designed step down converter circuit, 60V to 15V, with LM5576 and found out that there is another option to design with UC2845AQ. May I know what…
Part Number: UCC2803 Other Parts Discussed in Thread: UC2845AQ , UCC28740 Hi team,
I have a customer design in UC2845AQ and have some application questions.
The customer wants to increase the switching frequency for reduce the transformer turns. …
Steve,
thanks. We confirmed that the device used is UC2845AQ, whose maximum oscillator frequency is 500kHz, and output maximum frequency is 250kHz.
But we also find that on the board, the actual output frequency reaches 430kHz and it works well. …
