WEBENCH® Tools/TPS5430: Something wrong with WEBENCH
Part Number:TPS5430Tool/software: WEBENCH® Design ToolsA new version of WEBENCH is hard to use and I assume has some problems with the components/Why I need 10A diode in 3A buck converter?Old WEBENCH...
View ArticleTPS23750: Aux power
Part Number:TPS23750We are using the TPS23750 as a non-isolated design with 12.5 VDC of output power. We are also using auxiliary power of the device using ORing Option 3 (the power going directly to...
View ArticleLMZ14203EXT: Voltage protection of Vout
Part Number:LMZ14203EXTHelloI have a situation that in the initialization of the circuit will be placed 5V voltage on the output of LMZ14203EXT, with no voltage at the input. The intention is use a...
View ArticleTPS549D22: IVDD while active with a load?
Part Number:TPS549D22Hello,I am trying to figure out how much current VDD is using when the TPS549D22 is active (not in shutdown). Is there a way to simulate this the datasheet shows Ivdd is 2mA under...
View ArticleBQ35100: Chemical ID for ER26500 battery for BQ35100 chip
Part Number:BQ35100Hi,I want to set configure the BQ35100 chip for my battery ER26500. However, in TI Battery Management Studio 1.3.54.1, I couldn't find the reference of my battery (ER26500) or the...
View ArticleTINA/Spice/TPS7A4701-EP: Simulation with this device (along with the...
Part Number:TPS7A4701-EPTool/software:TINA-TI or Spice ModelsHello,I have built an LTSpice model (shown in the attached) for the TPS7A4700 and TPS7A33. When I add resistors, it functions well. Likewise...
View ArticleBQ20Z655-R1: Divide cell current with 10 for making the chip be able to...
Part Number:BQ20Z655-R1Hi.If I want the cell capacity to be more than 32000mA on a BQ20Z655-R1, is it possible to divide by 10, by making a circuit change that reduce the voltage. into ASRP and ASRNSo...
View ArticleBQ27411EVM-G1A: SLUA703 - SmartFlash OTP Programming guide
Part Number:BQ27411EVM-G1ACustomer have received the BQ27411EVM-G1A. And couldn't find SmartFlash OTP Programming guide (SLUA703). Could you please guide ?
View ArticleTPS7A7100EVM-718: Board Layout
Part Number:TPS7A7100EVM-718Would it be possible to get the CAD files for the board layout for this EVM or some other reference design?
View ArticleLM5145: Question about LM5145 and LM5175 Synchronous operation.
Part Number:LM5145Dear Timothy,May I add a question?It is Urgent.I attached about question.(Please visit the site to view this file)Could you check it?QuestionQ1Is it possible to perform FPWM and...
View ArticleAsk AC to dc solution for 90VAC 20VO,6A with 92% efficiency
Hi Sir,Do you have recommend for AC to DC solution like below Vin:90VAC 20Vo,6A with 92% efficiencyneed to meet DoE6 and Coc Tier 2 and IEC62368
View ArticleBQ78350: what if I set SOCFlagConfig B[TCASETVCT] = 0 ?
Part Number:BQ78350I want to set I set SOCFlagConfig B[TCASETVCT] = 0 , but I notice that many charging protection methods uses TCA. I don't know if some undesirable conditions will happen if...
View ArticleUCC28700-Q1: UCC28700-Q1 Start Fail.
Part Number:UCC28700-Q1Dear TI Team,I am designing the UCC28700-Q1 and have a problem during the test to request help.1. The waveform of VDD is measured as shown below. It seems to swing from 21V to...
View ArticleBQ24780S: turbo boost mode and independent comparator
Part Number:BQ24780SHi expert, I have some question about BQ24780S as follow.Operation condition: VBUS=19.5V, input limit=2176mA, 4s cell, 4.4V/cell, f=400kHz, L=2.2uH,discharge current limit=4096mA To...
View ArticleTPS82085: TPS82085 wrong data
Part Number:TPS82085Hi Sir,We are see the wrong data on TPS82085 datasheet,Could you please Correction this PN?
View ArticleTPS92662-Q1: TPS92662 Fade in/out function
Part Number:TPS92662-Q1Dear Sir/Ms.My client wants to use the TPS92662 to complete the Fade in and Fade out functions. His expectation is to set a final brightness (perhaps 90%) and a lighted time...
View ArticleTPS2377-1: PD device was not connecting with PSE device.
Part Number:TPS2377-1Dear Sir,I test the PoE PD circuit built by using TPS2377-1. but if I connect with PSE device, the power LED of the PSE device (PoE Injector) was blinking. I attach the Schematic...
View ArticleTPS61099: Could you offer a device for boost charger?
Part Number:TPS61099Dears, I want to power my in-door sensor with mini Solar panels,which is output 0.8~1.5V, and my Li-on battery is 3.7V.Could you offer a device for boost charger? Thanks a lot.I...
View ArticleTPS53319: TPS53319DQPT
Part Number:TPS53319Can you suggestion to calculate Rtrip Resister for TPS53319. I have confuse with datasheet formulas. My design I/p-12v and O/p=3.3V@14Amp, Fsw is 500Khz, help me to set Over current...
View ArticleBQ24770: Battery life cycle testing
Part Number:BQ24770I am designing a test setup for performing life cycle tests on 3500 mAh batteries. For these I need a battery charger to charge it, an electronic load to discharge it and I'm...
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