Part Number: TPS2055A Hi,
I Have this following Design and when I disable the EN pin ( U7- Pin4) the output (pin 8) doesn't go to zero. I test the Chip separately ( lift the 3 pins 6-7-8 off the pads from the PCB board) and the chip mostly working fine…
Hello Adam, I would recommend looking at the following groups of devices TPS2552 or TPS2553 TPS2045A or TPS2055A TPS2041C TPD3S014 Take a look at these parts and let me know if one of them jumps out at you as something that looks good and we can talk…
Hi Seong,
Please see below UL E169910 document, it shows "Temp Range" seems not shipping and storage temperature range.
We want to clarify why UL certificate temp range is different with TPS2000C operating junction temperature range. thanks!
QVGS2…
Hello Shelton,
The UL Certificate # can be found on the Certificate of Compliance here .
The IEC 62368-1 test report is attached below.
5148.E169910-A6024-CB-1-Original.pdf
BR,
Seong
Hello,
The UCC3806 is a dual output controller though it can be used in a flyback where only one of the outputs are used to drive the switch it might be better to choose a single output controller. Look at page 46 of the attached under General Purpose…
Siyu,
I think the toggle flip-flop in the block diagram on page one of the spec should have let you know that the max you will get with this device is 50% duty.
Go to page 43 and 44 of the attached and select a more suitable part.
Peter,
i am enclosing the Power Management Guide for 2011. The section you will be interested in starts on page 43 and actual devices listed on page 46, With the minimum information you have given me I would expect that you will want something like…
