Part Number: UCC25640EVM-020 Hello, customer don't want to reduce Vout in standby mode and want to stay with 12V. What to change? Also is there formular to adjust standy Vout?
Regards, Holger
Part Number: UCC25640EVM-020 Hi, Good day. Our customer is looking for the gerber file for the UCC25640EVM-020. Can you please help us provide this? Thank you. Regards, Cedrick
Hello Abdellah,
Please see the UCC25640EVM-020 ( https://www.ti.com/tool/UCC25640EVM-020 ) for test and start up waveforms. For example, here are waveforms for UCC25640x startup:
The UCC25640EVM-020 was tested with the both the UCC28056EVM-296 and UCC28064EVM…
Part Number: UCC25640EVM-020 Other Parts Discussed in Thread: UCC256402 , UCC256404 I considering UCC256402 and UCC256404, unused PFC condition. (Low output power)
Can UCC25640x use AC 85V~265V input without PFC?
I think that LLC condition is narrow Vin…
Part Number: UCC25640EVM-020 Other Parts Discussed in Thread: UCC25600EVM , UCC25600 , UCC256402 Dear Sir,
I am working on UCC25640EVM-020 and UCC25600EVM evaluation boards, to design wide input range dc to dc convertor using LLC topology. Input v oltage …
Part Number: PFCLLCSREVM034 Other Parts Discussed in Thread: TIDA-010081 , UCC25640EVM-020 , UCC25660 Hi,
Does PFCLLCSREVM034 support DC input?
For example, 120~375VDC.
If not , why?
TKS
Part Number: UCC25640EVM-020 Other Parts Discussed in Thread: UCC256404 , UCC256402 , UCC256403 , TL431 On the EVM, when HV pin is tied to PGND and VCC supplied by an external source, the EVM doesn't function at VCC = 24V; but it does when VCC is 26V.…
Thank you for the clear answer! I have also found the UCC25640EVM-020 which might be a bit better a reference design. This looks like it might be possible to run a lower DC voltage as well? That controller has an even lower UVLO.
Related: In that schematic…
Part Number: PFCLLCSREVM034 Other Parts Discussed in Thread: UCC256403 , UCC25640EVM-020 , Hi team,
Now customer evaluates UCC256403 with PFCLLCSREVM034 and UCC25640EVM-020.
With PFCLLCSREVM034, e fficiency on 10% Load is around 80%, which is worse than UCC25640EVM…
Part Number: UCC256404 Other Parts Discussed in Thread: UCC28051 , , UCC25600 , UCC28056 , UCC25640EVM-020 , UCC28600 , UCC28064A , PFCLLCSREVM034 , TLVH431
. .Is there part with power factor correction? My requirements AC to DC converter with power factor correction…