Forum Post: RE: BQ20z75v180 BQEasy got stuck in Step5 Cycle
Thanks, sorry for the hiatus, I left for vacation and just get back today. The charge/discharge process goes from 100% to 1%, so it should be ok. I can make it all the way to 0 in my next try.
View ArticleForum Post: RE: LM5118
HiPlease try WEBENCH at http://www.ti.com/product/lm5118Regards,
View ArticleForum Post: RE: LM20134MH/NOPB in the 16-TSSOP package
Here you go, Joe. Thermal pad and Land Pattern for the PWSON-N12 package of the LM3668. (Please visit the site to view this file)-Leonard
View ArticleForum Post: RE: bq20z75 v 160 - AFE Fail limit and Reset command........
Tom,Thanks so much for your support. I did not know that a full reset will occur whenever the device exits shut down so that info will help us when we interpret the results of the commands 0x57 and...
View ArticleForum Post: TPS50601-SP Questions
When approximately is TI planning to release the PSpice-based Average and transient models for TPS50601-SP?Any news on when the TPS50601-SP will be in the Webench?Cost and lead time info for...
View ArticleForum Post: RE: TPS61030 Not Switching on.!
It sounds like you might be stuck in softstart. Reading the softstart section in the D/S and looking at figure 12 would confirm this.These design notes also have information about...
View ArticleForum Post: RE: Where can LM5010MH thermal pad dimension due to need to layout?
(Please visit the site to view this file)
View ArticleForum Post: RE: LM5017 Questions
I have not used that particular Reg. But I have needed to solve a similar problem and would definitely drop in 3 or 4 stages depending on the final stage quality you needI dropped from 50 volts to 3...
View ArticleForum Post: RE: LP38853 Question
I can't find a QML version of LP38853.Any questions regarding QML, JAN, etc (no matter the product type) should be posted to:TI Home» TI E2E Community» Support Forums» Applications» High ReliabilityThe...
View ArticleForum Post: RE: Simulation of TPS27081A high side load switch
Roberto,Unfortunately, there is no SPICE model available for the TPS27081. We are also hard pressed to think of a similar-type device with model availability.At this point, I recommend you approach...
View ArticleForum Post: RE: bq78pl116 SMBus command issue
Edison,You do have to unlock the interface to use the SBData commands. Please review the SBData Commands document (SLUA591) which is available on the TI website.Tom
View ArticleForum Post: RE: LM2842
Hello,Here are the answers:1) The spec in the datasheet indicates that the Fsw was measured on an automated test system and that the FB node was set to 0.5V. During normal switching and proper...
View ArticleForum Post: RE: LM2623
Hello Adithya,Your boost design would require a 90% duty cycle at 100% efficiency. D = (Vo - eff*Vi)/Vo.With reduction in efficiency, the duty cycle will increase and even with a 90% efficiency, the D...
View ArticleForum Post: RE: TPS40170 Programmable variable voltage supply. How?
What do you mean, "iffy weather"? The web tells me you guys had a White Christmas! Albuquerque is cold but dry! :-(Vin: I currently have two breadboarded systems. One uses 4 x 9 volt batteries. The...
View ArticleForum Post: BQ27500 Question
Hi,I have a quick question about the BQ27500-V130 that I just cannot figure out. If you look at the reference schematic on page 35 it says “To sustained 2.5V LDO output.” Does the module include a LDO,...
View ArticleForum Post: Obtaining stable PFC operation from 0% to 100% load
Happy Holidays to all,I am working on several continuous-duty designs that vary from about 1.5 kW to 5 kW. Universal AC input voltage is NOT wanted in order to improve overall power efficiency. The...
View ArticleForum Post: RE: Why the Synchronous Buck inductor dipped below sea-level (0A)?
The FET is probably a 7V structure. It does have a transient rating of 10 V for 10 nsec. That rating is somewhat arbitrary. 7.8 V for 40 nsec is probably ok even though we cannot guarantee it. I am...
View ArticleForum Post: Is that workable to do LM3478 3.3V input to 5V2A vout?
Dear sir, We test LM3478 EVM board & try to change Vout to 5V2A but can't work. We use both datasheet page2 circult & webench circult but result is the same.So is that workable? Or what...
View ArticleForum Post: NEED INFORMATION- LMZ12002EXTTZ/NOPB
Hi Can you please provide the following information for the LMZ12002EXTTZ/NOPB Part ?1. Junction Temperature Max (Tj Max) 2. Typical Power dissipation (Pd typ)3. Maximum Power dissipation (Pd max)4....
View ArticleForum Post: RE: Simulation of TPS27081A high side load switch
Thanks for your answer.Well, I'm going to turn on the soldering iron then, as it seems to be the only practical solution.Regards, Roberto
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