Part Number: UCC256302 We now use 3000 chips and have 10 defective products. Now we request to send you the defective products to help us analyze the causes.
Part Number: PMP40379 Hi Olivier,
Could you come back on that folowing post which has been locked:
https://e2e.ti.com/support/tools/sim-hw-system-design/f/234/t/952223?tisearch=e2e-sitesearch&keymatch=ucc25630*
Regards,
Hi Daniel,
Please try to migrate to UCC256404 (which has enhanced Acoustic performance) from UCC256304 following with the applicaiton note www.ti.com/.../slua966a.pdf
Thanks
Oliver
Part Number: UCC256402 Other Parts Discussed in Thread: PMP40379 , UCC256302 , , TL431 , UCC28064A , PMP21366 , UCC24624 , PMP40281 , UCC256301 Hello,
I am working of the PMP40379 reference design, same specification, audio application.
Kindly recommend and or…
Part Number: UCC256302 Hi, I'm testing this device under no-load conditions with the schematic diagram shown below.
(Fig. 1)
Other setups in Fig. 1 are:
- VCC is supplied externally.
- Vin UVP/ OVP is not used so BLK is tied to VCC thru a volt divider…
Part Number: UCC256302 Other Parts Discussed in Thread: UCC256402 Hi,
I saw the following thread.
Mike-san commented that "I believe what your are observing is the converter detecting zero current switching ".
To confirm whether my understanding…
Part Number: UCC256302 Hello,
I saw the following thread.
https://e2e.ti.com/support/power-management/f/196/t/912152
Mike-san commented that "So when coming out of a burst packed it is possible for the gate drive to turn-on when the Isns pin has the …
Part Number: UCC256302 Hello E2E,
In an individual, on the board using UCC256302, when the burst operation is exited, high side FET become to on at ISNS during fall down.
Please ket me know, is it normally? or malfunction?
e2e.ti.com/.../TI_5F00_Inquiry…
Part Number: UCC256302 Hi Tiers:
I have some questons about the UCC256302 FB PIN, Can you help me understand them, thx
1, can I add a resistor between Pin FB and GND to achieve constant power after overload?
2, what are the ZD4 and R53 (see the SCH) effect…