UCC28251PWR
On UCC28251PWR datasheet is info how to set tine delay betwen input and output pulses (SP and PS pins).datasheet: "Dead time between primary-side switchand secondary-side synchronous rectifiers can...
View ArticleTPS563201: Thermal shutdown
Part Number:TPS563201Hi,TPS563201's maximum operation temp. is Tj 150 degreeC, but the thermal shutdown temp. is 172 degreeC, could TI explain this? Thank you.C.T.
View ArticleUCC21710-Q1: UCC21710-Q1:
Part Number:UCC21710-Q1 Hi,We want use either UCC21750 or UCC21710-Q1 in 100kW EV battery charger to drive SiC MOSFETs. We need a peak current requirement of 18A(Both source/sink) with rise and fall...
View ArticleUCC27714: UCC27714: the HO stays low all the time even if there is no UVLO...
Part Number:UCC27714We are University Students who are trying to make an 3 phase inverter. The circuit that we have used is the following:(Please visit the site to view this file)After numerous tries...
View ArticleBuck-Boost converter as current booster
TI,I'm currently investigating if it is possible to use a Buck, Boost, or Buck-Boost converter as a Current Booster / Buffer stage for an op amp and if there are any examples of this being done.Its...
View ArticleBQ25895: RT1 and RT2 calculation
Part Number:BQ25895Hi,I'm little trouble with RT1 and RT2 calculation. I'm using a lithium-Polymer battery working between 2,75V and 4,2V. If I follow the formula with VBUS = 5V, so VREGN = 4,8V and a...
View ArticleUCD9090A: Unused GPIO
Part Number:UCD9090Apart of the verification of our design utilizing the UCD9090A is that we verify that all unused IO are left unconfigured. Is there a command that can be run over the PMBus to...
View ArticleLM34940 Status
A vendor of ours has quoted a design using a LM34940 part. But this is shown nowhere on TI's site and does not appear to be available in normal distro. I could only find one reference to it in this...
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TLV62565: OCP waveform
Part Number:TLV62565Hello we test TLV62565 OCP function and got below waveform. But test another power rail, the output current is not drop at 2.2A but output drop to 0V, While increase...
View ArticleBQ34Z100-G1: Average current
Part Number:BQ34Z100-G1Both datasheet and technical reference manual have same less detailed description of average current. Qsns1. Is there another document that has more details on average current?2....
View ArticleUCD9090A: Rail 10 (Page 9) fault shut down slave, Erroneous fault
Part Number:UCD9090AHello,While running verification on UCD9090A, everytime we simulate a fault on a power rail, we always get an erroneous fault on rail #10 (1.0V rail). It always shows up as an...
View ArticleLP38693: Ven for Vin = 5V
Part Number:LP38693Hi Team,In the figure in the post below, there seems to be a relatively linear relationship between Vin and...
View ArticleUCC28070: Buffering VINAC and VSENSE in a PFC rectifier
Part Number:UCC28070What issues, if any, need to be considered if one wants to buffer the voltage divider on the input and output, VINAC and VSENSE, of the UCC28070?For UCC28070, the input/output...
View ArticleTPS40428EVM-594: Overshoot on startup
Part Number:TPS40428EVM-594Hello,My customer is experiencing overshoot at startup on the Eval module The output doesn't seem to be following VREF during startup. TON_RISE for VREF is 2.7msec, but the...
View ArticleBQ40Z50-R1: SHA1 Key issue
Part Number:BQ40Z50-R1For the bq40z50 I want to enter the values in my battery for SHA1(0x63) BEE33C66(0x64) 1642487B(0x65) 7893FDC(0x66) B7974B2AHowever, the tool will only let me enter(0x63) BE...
View ArticleBQ24266: Replacement? Product shows as end of life.
Part Number:BQ24266Replacement? Product shows as end of life.
View ArticleTPS53319: Suggested Alternative - Reasoning?
Part Number:TPS53319Hello,We're currently looking at using the TPS53319 part for a design. This part doesn't have any EOL notifications and is currenty active. However, I do see that it recommends...
View ArticleBQ24297: Asking for BQ24297 RBTST resistor value
Part Number:BQ24297Hi Team,In BQ24297 datasheet figure 54, do we have recommended RBTST value?Do you have more detail for this resistor function?BR,SHH
View ArticleTPS544C20: Cio at CLK(5pin) and Data(4pin) pins
Part Number:TPS544C20Hello Experts,My customer want to know about Cio of CLK(5pin) and DATA(4pin). I cannot found this in datasheet. This is needed to calculate total capacitance on SMBus of the...
View ArticleAsking for the recommendation to replace G517C1T11U
Hi Team,Customer is looking for solution to replace G517C1T11U Would you please recommend the proper solution for this? BR,SHH
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