TPS2480: TPS2480 Rising Edge max.
Part Number:TPS2480Hi,It is possible to use the TPS2480 at 1kHz with 50% of rcy ?Because we have a probleme on the rising edge!Rising edge = 500µs.What can I check to optimize this timing ?For...
View ArticleUCC28810: Connection doubts
Part Number:UCC28810Dear Sir / Madam, I am new to power electronics, currently I am also doing the same circuit PFC + Flyback using UCC28810, I have some queries...
View ArticleSCL/SDA Pin Capacitance of SN1402065
Hi,Could anyone help to provide the input capacitance of SCL/SDA for SN1402065?It is a Swift Converter with PMBus.Thanks,Jia
View ArticleBQ27500-V130: flashstream.exe needed for bugfixing
Part Number:BQ27500-V130To fix an issue with an older product I need the flashstream.exe tool to update the flash information of the BQ27500 in system. The BQ Studio seems not to be compatible with the...
View ArticleBQ24616: Temperature range and thermistor settings
Part Number:BQ24616Hi,The charging temperature range on the bq24616 datasheet is 0C to 60C with the charge current dropping to 50% between 0C to 10C. My battery can only charge from 0C to 45C. Will the...
View ArticleUCC28056: recommendation proper IC
Part Number:UCC28056HiWe are working on 300w telecom rectifier .Plz recommend TI's PFC and DC-DC control IC. and share any manual sheet for design.This is our specification.1. input : 220V (...
View ArticleTPS27S100: About instantaneous power interruption.
Part Number:TPS27S100Hi team.I'd like to know what kind of mode it will be when instantaneous power interruption.Is there a problem if the power(IN pin) is ON -> OFF(5msec) -> ON.(*Occasionally...
View ArticleBQ76PL455EVM: Cable for connecting with PC
Part Number:BQ76PL455EVMI think bq76PL455EVM requires "FTDI TTL-232R-5-V USB-to-Serial cable" to connect with PC.Is this cable supplied with bq76PL455EVM? Or should we get it ourself?Best Regards,Kohei...
View ArticleBQ76PL455A: FAULTH and FAULTL connection at daisy chain connection
Part Number:BQ76PL455ACan we leave FAULTH and FAULTL pin open at daisy chain connection when FAULT signal is not required?Is there any concern if we doesn't connect FAULT pin for daisy chain?Best...
View ArticleTPS2490: Unexpected OFF
Part Number:TPS2490Dear, Sir.My customer is evaluating their PCB applying TPS2490. They are facing one issue, now. The symptom is that the device is OFF during 10ms. EN is OK, No UVLO because Input is...
View ArticleBQ25882: About operation.
Part Number:BQ25882Hi team.I'd like to know about some operation.Could you pls give me advices about BQ25882?1. It can not use type-C, because the cc terminal can not be detected. Is it correct?...
View ArticleCCS/LP8770Q1EVM: Hello, I need the PCB file of this model.
Part Number:LP8770Q1EVMTool/software: Code Composer StudioThe user manual is a PDF file, which is not convenient to view the pin information and wiring.
View ArticleBQ25882: Battery Check
Part Number:BQ25882Hi e2e team.I have a question.How can I know battery attach or not?Is there any register? or Only TS pin?
View ArticleBQ24616: Battery detection
Part Number:BQ24616Hi TI,My customer has designed battery charger with bq24616.And they tested battery removable. It had charged well after re-connect battery.But sometimes, status pin indicates...
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CSD95492QVM: Power Consumption for VDD pin
Part Number:CSD95492QVMDear Team,May I know the power consumption for the VDD pin.The customer is wondering about the suitable LDO for all of the power stage.Can I said one CSD95492QVM's consumption is...
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LM25119: Consultation on LM25119 Use Problems
Part Number:LM25119Hi,The LM25119 application encountered the following problems in the 1200W laser power supply project:Product information:Input voltage 80-130V, output constant current maximum 20A,...
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TPS65400: Current Sharing : SW1/SW2 & SW3/SW4 Enable controls
Part Number:TPS65400Hi, We are using TPS65400 in our design. Following are the specification.1. Current Sharing B/W SW1 & SW2Vin = 12V (Typ)Vout = 1.8V (Typ) @ 6A Current MaxEnable pins of SW1...
View ArticleBQ76PL455A: Daisy chain connection cable
Part Number:BQ76PL455ACan we use LAN cable for bq76PL455A daisy chain connection?Best Regards,Kohei Sasaki
View ArticleTPS65218D0: Registers which are not reset when IC enters OFF mode with...
Part Number:TPS65218D0Hi Team,TPS65218D0 could have some registers which are not reset when IC enters OFF mode with Coin-Cell Battery application. One is FSEAL bit of STATUS Register. Q1: Are there any...
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TPS40200: TPS40200 - About Zener diode between source and gate of MOSFET
Part Number:TPS40200Hi Team, We would like to know a role of Zener diode between source and gate of MOSFET.*Please refer to the D1 of Figure 31 of the datasheet. -------[Q1]We understand that Zener...
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