Forum Post: RE: Switching Node - TPS5450 - No Load
That is the typical waveform you should expect for DCM (Discontinuous Conduction Mode) operation. When inductor current falls to zero the PH nod will go to the output voltage (there can be no voltage...
View ArticleForum Post: LM2621 BOOT voltage requirements
What are the voltage requirements for the BOOT pin on the LM2621? The data sheet gives no indication other than an operating range of 0 to 10 V. The WebBench seems to want it set at or above 5 volts....
View ArticleForum Post: RE: LM3881 capacity
Also forgot to mention that I'd be scaling the TADJUST capacitor for a ~1 second delay between each output.
View ArticleForum Post: TPS40131 SPICE Model Availability
I cannot find a SPICE model for the TPS40131. Can TI make this model available?
View ArticleForum Post: RE: Shopping cart quantity won't change for PTH08080WAZ
I have a company.com address. I tried with that email which is TrollLink237@gmail.com and it didn't work. Could you help me please?
View ArticleForum Post: RE: TPS54040A vs. LM25574 for inverting buck-boost
Hi Marc,Let me answer questions #4 to #5 and move the post to the Non-Isolated DC-DC so that the TPS4K team can help with answers #1 to #3:4) If your Vin is just around 9V and won't exceed the 14V max,...
View ArticleForum Post: Using COM API of fusion usb adapter
http://www.ti.com/tool/fusion_usb_adapter_apiHi, everyone: Does anyone use API of COM which named "TIDP.SAA2.tlb" in the above link?? Why I import this to my project and my...
View ArticleForum Post: TPS28226 BOOTSTRAP CAPACITOR
I was design a wireless power system running in 1Mhz, I used TPS28226 to drive half bridge mosfets. Initially the waveform is distorted in hundreds of Khz, if I use 0.22uF cap as the datasheet...
View ArticleForum Post: RE: [TPS7A4001] About output capacitor capacity and the relation...
Dear Kartik-sanThank you for the correspondence.Two days after the customer, when he wanted the reply, the request was.It will be saved if it teaches in the range to understand.RegardsSatoshi
View ArticleForum Post: BQ34z100 and the JEITA Standards
Hello,I've been searching for the JEITA standards for my battery (so that I can load them into the bq34100z), but I can't seem to find them. I have an A123 Systems ALM12V7 which consists of two,...
View ArticleForum Post: RE: Two bq20z95 in single circuit
Onyx,Sir i have attached a document which shows how i connect the batteries in series.Hope this will clear your doubt if any RegardsTanvi(Please visit the site to view this file)
View ArticleForum Post: RE: TPS54040A vs. LM25574 for inverting buck-boost
There is no way to disable pulse skipping on the TPS54040A. The 50 ohm in the datasheet is what was used to test on the bench. we were driving it with a 50 ohm output signal generator. You can...
View ArticleForum Post: lm5023_flyback design
i am using lm 5023 for wide input power supply the ic is getting its vcc cap charged (13v) and startup is okbut the switching waveform is not coming...is there any problem in the schematic.
View ArticleForum Post: TPS65217D battery usage
Hi,I am using TPS65217D as PMIC for AM3352 processor. This is a battery operated design. SYS pin out from PMIC is connected to a buck-boost regulator which generates constant 4.2V. This 4.2V output is...
View ArticleForum Post: RE: Unseal Bq20z95
Hello,i`m looking for the unseal codes for bq20z75 v1.55 and bq20z70.thank you !
View ArticleForum Post: BQ24450 BATTERY CHARGER
HELLO I NEED TO NO IF I CAN CHANGE Qext WITH A N-CH MOSFET ARE WHAT PINSDO I NEED TO USE UN ORDER TO USE A N-CH MOSFETGET BACK PLEASE ASAP IAM STUCK HERE I NEED TO MAKE SURE BEFORE I GO ON WITH THE...
View ArticleForum Post: RE: TPS61040 load disconnect
Hi all,I am using TPS61040 circuit in my application. I connected the LCD it is working fine. Once i removed the LCD and then switching On (that means no load condition) it is working fine. Once again...
View ArticleForum Post: TPS92075 datasheet COFF max rating (urgent)
The TPS92075 datasheet COFF max rating is shown as 6V. During normal operation, the COFF is charged to 1.2V and pulled down. The application circuit in the datasheet and the EVAL(SLVU813) board shows a...
View ArticleForum Post: Management RGB Led matrix 12x12
Hi!There areLEDRGBmatrixtype12x12(of 144RGBLEDs).The anodesof allLEDsin the matrixare connectedtogether.That is,Get onecommon anode, and 144output cathode.WhichLedDriveris better to choosefor dynamic...
View ArticleForum Post: RE: PFIN fault in bq20z75
Hi Onyx,Thanks for the clarification. I'll reprogram it once i'm done with the learn cycle and get you updated with the status. Apart from this, I'm currently learning on another chip called bq34z100....
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