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TPS5430: TPS5430 radiated EMI
Part Number:TPS5430Hello,I use your TPS5430 DC/DC converter in my products. I went to certification house to measure radiated EMI. The results were bad, and there were large spikes above 40 dBuV(limit...
View ArticleLM3549: Difference voltage level between power source and digital control
Part Number:LM3549Hello.I got a question while I consider "LM3549" for LED control.There are two power pin VDDP and VDDS but there is not any description about their difference.LM3549 will be...
View ArticleBQ24074: Big electrolytic capacitor on OUT pin
Part Number:BQ24074Hello TI Community!I hope it will be quick and easy... ;) Is there any danger for bq24074 (stability etc) if big (4700uF or bigger) electrolytic cap is placed on OUT pin?Best regards!
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TPS2363: Pin connection if one 3V3 rail is not used
Part Number:TPS2363Hi, team,My customer has one question about TPS2363.If one 3V3 rail hot swap is not used, how to connect related pins shown below?
View ArticleBQ25896: Detect USB source with OTG enabled
Part Number:BQ25896Hi, when I have enabled OTG there is no USB source (5V) detection possible. When I plug in a source there is no Interrupt, !PG stays low, VBUS_STAT stays 0b111, VBUS_GD stays 0.With...
View ArticleTPS61222: How can i configure Vout=5V and Iout=150mA max
Part Number:TPS61222I am going to have an input of 2.7v to 4.2v, I need Vout=5V and Iout=120mA for my system load.This TPS61222 is able to give Vout= 5V max and Iout=200mA maximum right?How can i...
View ArticleTPS23753: want to check which condition, the TPS23753 cannot replace TPS23753A.
Part Number:TPS23753Hi team,i want to check which condition, the TPS23753 cannot replace TPS23753A.I have seen the ESD from the first page. But don't know how to understand it.Could you please help...
View ArticleLMZ21700: Can I connect Vos directly to my Vout power plane?
Part Number:LMZ21700Hi,Paragraph 10.1.2 (page 27) in the LMZ21700's data sheet says "Use a thin and short trace from the Vout terminal of the output capacitor to the VOS pin." Both layout examples in...
View ArticleLM2941C: Back powered LM2941SX behaviour
Part Number:LM2941CI am trying to determine the behaviour of LM2941SX LDO's if they are back powered from the output sides.The particular situation I have is where there are two of these regulators,...
View ArticleTLV1117: how to understand junction-to-ambient thermal resistance?
Part Number:TLV1117Dear, I use TLV1117-33CDCYR to produce a 3.3V power supply from a regulated 12V for cost down and simple circuit. the excepted output current will be less than 200mA. The page...
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TINA/Spice/TPS61170: Spice Issue
Part Number:TPS61170Tool/software:TINA-TI or Spice ModelsHi,My customer reported the .subck file is encrypted, they cannot open it normally, but other parts like LM3481 .subckt works well, could you...
View ArticleTPS2373: The resistor on DEN pin of TPS2373
Part Number:TPS2373Hi,In order to support nonstandard POE application, customer wants to change the resistor on DEN pin of TPS2373 to 12.5K. This change would disturb the following work of TPS2373 or...
View ArticleUCC28180: UCC28180 excel design tool
Part Number:UCC28180Hi, could you share me the UCC28180 excel design tool, thx
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UCC28950: PMP8740 Reference design transformer issue
Part Number:UCC28950Please help us with the detailed specification of the transformer,My customer wants to make this transformer,thanks.
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UCD3138: Please look into this case ,NO ONE ANSWER MY QUESTIONS SINCE 7 DAYS AGO
Part Number:UCD3138Hi ,I'm using pfc ver1.2 sample code on PWR-026 PFC EVM,there are some differences between the fusion power designer and fusion power studio like thisV1.9.63V3.0.28Who can tell me...
View ArticleBQ27441-G1: Inquire detail BQ27441-G1 I2C register table
Part Number:BQ27441-G1Hi Sir, Is that possible that we can get BQ27441-G1 I2C register table for detail function setting?Thank you for your kindly help.Best Regards,Edward Chen
View ArticleTPS62420: TPS62420 + C2000 suggestion 12Vin power solution output dual channel
Part Number:TPS62420Dear,we saw C2000 reference ,power choice is TPS62420, but customer change to Vin 12v, could suggestion Suitable for C2000 power.If any suggestion, Please advise me.Thanks,Best...
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TPS43060: parallel application to implement ORing and current sharing
Part Number:TPS43060Hi expert,My customer has a question on TPS43060 parallel application. They have two power supplies and want to implement two power stage for one 12V system. They are wondering if...
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UCC28911: How to improve the effect of the magnet on the output
Part Number:UCC28911Dear Specialists,We found a issue about UCC28911 and need your help.I would be grateful if you could advise.1. When a magnetic body(300mT) close to the AC-DC power, the value of...
View ArticleTPS1H100-Q1: compatible parts for VN
Part Number:TPS1H100-Q1Hi Team,please help on suggestion if TI has compatible part with the following deviceSingle channel high side driver/VN5E160S-E/ 41V/ 10A/ 160 mΩ/ST/-40 to 150°CWDouble channel...
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