Part Number: UCC25660
Tool/software:
Hello to all. I working on a new design ordinary 100W LLC, running at a quite high frequencies. For now I built new prototype based on UCC256601DDBR, working at quite low frequency Design fed by 380VDC bus. Input stage…
Part Number: UCC25660 Tool/software: Similar schematics for LLC converter as Alex Drobyshev posted recently except that I use a separate source for AC voltage for HV startup but nonetheless my UCC256601 never started. What I can see is 7.9 to 8 VDC on…
Part Number: UCC25660 Other Parts Discussed in Thread: UCC28180 , UCC24624 Tool/software: HI ALL
We are currently designing a 1000W AC/DC system using a PFC UCC28180 + LLC UCC256604 without HV startup + SR UCC24624 configuration.
The design specification…
Part Number: UCC25660 Other Parts Discussed in Thread: PMP41106 , UCC28180 Tool/software: Hi ........ My questions below refer to the shared application schematic PMP41106 for the UCC256603 but I am planning to use the UCC256604 for the development of…
Part Number: UCC25660
Tool/software:
Hi,
For burst mode programming, I see this table in the datasheet:
I want to disable burst mode, and looking at the table I assume:
2.41 V > VLLA-VLLB ≥ 2.185 V
However, looking at the application note at…
Hi Pertti,
Our reference designs are not normally available for sale, but we do provide everything you need to start you own design. Do you have a local sales contact who can help you?
Part Number: UCC25660 Tool/software: Hi,
I see in the datasheet of UCC256602 on pages 54-55 the two following things:
1- Starting with the yellow highlighted part, how is voltage sqrt(2)•current?
2- Green highlight: how is resistance (voltage…
Part Number: UCC25660 Other Parts Discussed in Thread: TL431 Tool/software: Hi Team,
My customer used the UCC256604, and had the following issue, please help to check if there ha any possibility, thanks.
The LLC VCCP waveform is as shown in the attached…
