LM25180: -300V/3mA output
Part Number: LM25180Hi Team,Is it workable to convert 5V to -300V/3mA by using LM25180? If yes, could team provide the reference schematic.Thanks a lot.Vincent Chen
View ArticleUCC28180: Medical Switch Mode Power Supply(SMPS)
Part Number: UCC28180Hi,I want to build a Medical SMPS (Class II). Requirements are as follows:Input Voltage90-264 VACInput Frequency47-63 HzOutput Voltage24V Output Current4AI searched some and found...
View ArticleUCC2818: Difference between Non A and A versions
Part Number: UCC2818HelloI have a question about UCC2818.What is the difference between UCC2818 and UCC2818A?Is there a comparison table?Thank you.
View ArticleLMG1020: Latch up mode?
Part Number: LMG1020Hi,Can the LMG1020 go into latch up mode when the output is below -2V in burst mode? If so, what would be the best way to resolve that? I looked into the datasheet, but did not see...
View ArticleTL494: I need TL494 spice model
Part Number: TL494There is no spice model given in Ti website. Please upload a spice model/ LTSpice model for TL494
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LM74700-Q1： What's output voltage level for LM74700 gate control pin.
Part Number: LM74700-Q11. Is it feasible to use the LM74700-Q1 to prevent the motor inertia from rising? (As shown on the circuit)2. What's output voltage level for LM74700-Q1 gate control pin after...
View ArticleTPS5410: Id value of internal MOSFET
Part Number: TPS5410Hi expert,May I know the Id for the internal MOSFET of TPS5410?ThanksSheldon
View ArticleBQ24195: BQ24195 add wireless charge failure
Part Number: BQ24195HiMy customer design pad with the NE6101 wireless receiving IC to charge BQ24195 encountered the following problems, please help analyzeThe power of the wireless receiving IC is 10W...
View ArticleTPS62175: FB pin Voltage
Part Number: TPS62175Hello.I have a question about TPS62175.For details, see the attached document.Thank you.(Please visit the site to view this file)
View ArticleTPS3619: Does TPS3619 flow from battery to TPS3619 at VBAT pin when power...
Part Number: TPS3619Hello,I would like to know if inrush current flows at VBAT pin when VDD to VBAT timing?The customer sees VBAT voltage drops by inrush current of VBAT pin. I think VDD and VBAT are...
View ArticleLM74700-Q1: LM76700 Rsense and MOSFET check between ANODE and CATHODE, and I...
Part Number: LM74700-Q1Hi Team，Our customer are using LM76700 as ideal diodes solution.Key point: request an ideal diodes solution to block small backflow current from buck(Vin 11V~13V, Vout~1V)And We...
View ArticleUCC29950: The output driver GD1 and GD2 are not working if they are clamped
Part Number: UCC29950Dear Service Team from TI,I have been dealing with the above mentioned IC UCC29950 for some weeks now. My basic application is 185-230VAC input and 260VADC output with a power up...
View ArticleTPS2561A: Is there any USB current limit switch can pass new MFI (R31 version)?
Part Number: TPS2561ADear Team,My customer use TPS2561A in their USB charging system, but they fail at MFI certificate (OCP test fail). Below is MFI OCP testing's spec which my customer can not...
View ArticleTPS3840: TPS3840
Part Number: TPS3840Hi,team.Tell me about the voltage output to the CT pin of TPS3840DL28.I think that the same voltage that is applied to VDD is output to the CT pin.Is this right?I want to calculate...
View ArticleLM5112-Q1: Spice model syntax error
Part Number: LM5112-Q1hiI am trying to use LM5112 spice model in Keysight ADS but it sais it has a syntax error.I read in one of the threads here that it is due to bad translation off switch models in...
View ArticleLM25066A: How to get the real world value of Vout, Vin and IIN
Part Number: LM25066AHi,We issue the READ_VOUT command, and Rs=0.15mΩ, then how to get the real world Vout? I have read Table 41 and Table 42 in LM25066APSQE.pdf, but still confused. Under Table 42,...
View ArticleBQ77915: OCD Fault is not working
Part Number: BQ77915My application is a basic 5S configuration, I'm using a 25 mOhm current sense to develop the 60mV @ SRP & SRN. My problem is that OCD fault is not working at 2.4A
View ArticleCOP472N display driver replacement
Hello Team,Could you please suggest replacement for the LCD drivier - COP472N?On site it has obsolete/transferred(?) status.BR,Ilya
View ArticleCCS/BQ40Z60: What type of NTC which is compatible to default coefficient...
Part Number: BQ40Z60Tool/software: Code Composer StudioHi Onyx: 1, I notice that default thermal coefficient table is like below after I programming 'bq40z60_v0_15_build_21.srec'(default FW for...
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