BQ40Z50: BQ40Z50
Part Number: BQ40Z50Hibattery USES 3 cell in series, 4.35*3= 13.05v, and USES bq40z50. It needs to go through the steps of obtaining chem id, configuration parameters, calibration and self-learning,...
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TPS51220A: Regardign of jitter question
Part Number: TPS51220AHi TIRegarding of TPS51220A specification page25 has a note “ if the user wants a further reduction of jitter, using the external clock synchronization provides adjustable phase...
View ArticleLM5141-Q1: How to use it for high voltage
Part Number: LM5141-Q1Hi Team,I want to realize PMP20345(http://www.ti.com/lit/df/tidrul7/tidrul7.pdf) system using LM5141-Q1. This is because the LM5141 is better Iq and high frequency operation.Is it...
View ArticleTPS259824OEVM: Working Mode (Circuit Breaker or Current Limiter) at Special...
Part Number: TPS259824OEVMHello,There are some interesting findings during our test on TPS259824OEVM. Please have a look at details in attached document. I'd appreciate if someone can provide any...
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WEBENCH® Tools/LM25576: WEBENCH DESIGN ERROR
Part Number: LM25576Tool/software: WEBENCH® Design ToolsHello,I am using webench Power Designer by TI, I am bit confuse regarding Design downloaded from Ti webench. I am attaching screenshot for...
View ArticleBQ40Z80EVM-020: not able to perform voltage calibration
Part Number: BQ40Z80EVM-020I am getting an error : raw calibration block size returned after command 0xF081 or 0XF082 in an incorrect length.
View ArticleBQ25886: TS pin disable
Part Number: BQ25886 One of our Customer is using the BQ25886 IC in kind of POS projects as a boot charger. But the batteries are not having any temperature sense output pins. It is just...
View ArticleBQ24158: can I2C use 3.3V?
Part Number: BQ24158Hi, My customer is wondering if the I2C interface can also used 3.3V pull up? Will there be any risk using 3.3V pull up? Since 1.8V is mentioned in our datasheet but customer is...
View ArticleBQ27542-G1: BQ27542-G1
Part Number: BQ27542-G1Hi Sir,The customer is referring to TI's SLUUB65A. This document requires the information to be stored in Manufacturer's Info. Block B of bp27542-G1, but the writing is...
View ArticleCCS/UCD3138A: A question about GUI Tool and Dataflash
Part Number: UCD3138ATool/software: Code Composer Studio I use the tool which name USB Interface Adapter and the GUI (UCD3XXX Device GUI) to PMBUS communication and firmware download. If i...
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TPS54360: Cold start
Part Number: TPS54360Hi Team,When TPS54360 cold start at -40dregeeC, it's failed.After that, I apply voltage(10V) a little bit higher than original input voltage(9V), it's worked.It's there any way to...
View ArticleBQ35100: CC/BOARD Calibration problem
Part Number: BQ35100My board has many other chips, many chips driectly work on when board power on. it`s a whole, not like EVM, it`s difficult to disable loads.my board can only enter low power...
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UCC28056: Can we achieve both PFC as well as flyback toplogy using the...
Part Number: UCC28056I have to design a AC/DC power supply with specifications as follows: -Requirements: -Input - 90 - 230 V AC.Output - 17.2 V , 1.15 A , 20 Watts.Constraints: -Power Factor - above...
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TPS2596: About VEN/UVLO and VOV maximum input voltage range
Part Number: TPS2596Hi,Customer is considering TPS2596.However, TPS2596 has specifications that are inferior to TPS25921.Absolute maximum input voltage range of the VEN/UVLO and VOV is 7V, which is...
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TLVH431A: Enquiry on Junction-to-ambient thermal resistance
Part Number: TLVH431AHi,This is for TLVH431AQDCKR P/N (DCK Package).My customer would like to understand why the Junction-to-ambient thermal resistance spec is smaller than Junction-to-case thermal...
View ArticleTPS65218D0: Schematic review request & programming house question
Part Number: TPS65218D01. Customer completed schematics of TPS65218D0 with i.MX7D. Requesting for BU to support schematic review2. According to apps notes below, we need to go through Arrow programming...
View ArticleTPS74901: Vout accuracy below 50mA load current
Part Number: TPS74901Hello E2E,What is Vout accuracy while loading below 50mA?orTPS74901 require minimum load is 50mA for stability?BR,Jason
View ArticleTPS659037: Current monitoring using GPADC ch11
Part Number: TPS659037Hi team,My customer considers to use TPS659037 for powering AM5728 and provided a question.He measured IL of SMPS12 by using internal GPADC ch11 and result was as...
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TPS562201: If the Output Capacitor affect the performance? if there any risk...
Part Number: TPS562201
View Article1.2KW LLC Reference design
Dear TI Experts,Could you please suggest me 1.2KW LLC Reference design from TI? .My specification as followsVin:400VVout:60V/20ATopology: LLC resonant converterIf there is no direct reference design...
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