Part Number: TPS40190 Image from a board with a busted chip.
24V was applied to the system, and there were some fireworks. This chip has a hole, and the "0190" marking code seems to align with the TPS40190. The device ABS MAX is also only around 16V,…
Part Number: TPS40190 Hi, Good day. I hope everything is fine. Our customer is looking for the ESD information for the TPS40190DRCT such as HBM/CDM. I hope you could helps us provide this information. Thank you and stay safe. Regards, Cedrick
Part Number: TPS40190 Hi Team,
Do we have more accurate FB pin buck controller?
I saw TPS40190 FB pin tolerance is +/- 1%. Do we have +/- 0.5% or lower device?
Vin = 19V Vout = 0.8V Iout=19A
BR,
Roy
Other Parts Discussed in Thread: TPS40190 Design using TPS40190, TI power controller. In our configuration we have connected up the enable pins of all 4 controllers on our card to a common backplane signal. Our equivalent pull-up value per card is about…
Other Parts Discussed in Thread: TPS40190 Hi,
I'm currently evaluating the TPS40190. The sample schematics (slur004.pdf) contain a diode D1. On the TPS40190EVM-001 it is not populated.
When should this Diode be used? I could not find any information…
Other Parts Discussed in Thread: TPS40190 Our customer want to get a more accurate range at same production lot and test condition.
Could you help check, if in same production lot and same test condition(temperature and external components), should it…
Part Number: TPS51218 Other Parts Discussed in Thread: TPS40190 , , TPS51225 , TPS51220A , TPS53015 , TPS53119 , TPS40195 , TPS40075 Customer used TPS51218 before, now they want to use a buck for Vin=12V, Vout=5V, Imax=20A, but TPS51218 can only support up to…
Part Number: TPS546C20A Other Parts Discussed in Thread: TPS546C23 , I am facing two issues with TPS546C20A on a single phase design.
Input: 12V
Output: 0.845V 30A
Issue 1: On the measured loop gain, at the low frequency region (1kHz to 4kHz, see Case…
Hi Jospeh,
Thanks for your inputs.
I have updated the power calculator and selected suitable Feedback and compensation network. Please review the schematics and power calculator bode plots and provide if any review comments. I would like to release the…
Hello Tahar,
Below is the calculation tool file that the customer replied.
TPS546C20A_TPS546C23_Calculator_Checklist_1p0 (1).xlsx
They said they couldn't change the values because they didn't understand the contents of the display items below.…
