TPS22924C: Inrush current can not be avoided if a CIN to CL ratio is less...
Part Number: TPS22924CHello, Datasheet 9.3.2 and 10.1.3 say “A CIN to CL ratio of 10 to 1 is recommended for minimizing VIN dip caused by inrush currents during startup”.I am a bit confused with this...
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TPS7A37: TPS7A3701
Part Number: TPS7A37Hi everyone,I have designed a multi-stage PS that outputs1) +5.0V (LP5912)2) +5.0V (LP5912)3) +3.3V (LP5907)4) +2.2-2.5V (TPS7A3701 - Adjustable version)5) -2.2-2.5V (TPS63710 &...
View ArticleUCD90160: UCD90160 problem generating same hex file
Part Number: UCD90160When I generate the hex files to different directory ./output, ./output2. And I compare them. There are some differences close to the end of the file. the following shows only...
View ArticleUCD9248： the use of fusion_digital_power_designer
Part Number: UCD92481.For myown board designed with reference to KC705 ,firstly, I download the .xml files of ucd9248 from https://www.xilinx.com/support/answers/56811.html. when I load the .xml file...
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ISO5852S-EP: Gate control not working when desat condition is detected
Part Number: ISO5852S-EPHello,All indication is that the gate driver is not turning off when commanded if a desat condition is detected. When I simulate the same condition with TI's SPICE model of the...
View ArticleBQ76930: Using Bq76930 instead of the Bq76940 on the BMS
Part Number: BQ76930Hi,I have already a BMS with BQ76940 and BQ78350.which supports up to 15-cells in series. It works very well. Bu now I need a BMS for 7-S Li-Ion battery packs. I would like to use...
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TPS43340-Q1: TPS43340-Q1 Low Power Mode
Part Number: TPS43340-Q1Hi team,About TPS43340-Q1's Low Power Mode, I have some questions. Could you explain when HS Switch will be turned off in Low Power Mode? Datasheet says [Whenever the VSENSEx...
View ArticleUCD3138A: UCD3138A - digital comparator interrupt
Part Number: UCD3138ADear TI,I'm about to implement interrupt for digital comparator in ADC. After reading the documentation I know that the digital comparator can use the upper and lower limit for...
View ArticleBQ4050: coloumb counter ADC
Part Number: BQ4050Hello,We configured the BQ4050 to measure currents of 40uA, by increasing the sense resistor.The load current profile is a square wave of 200mS with 5% duty cycle. On time =...
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TPS61240: Step-Up DC/DC Converter
Part Number: TPS61240Hello Team,We are using TPS61240 step up in our new design. When I looked into the D/S I saw that acceptable undershoot for L pin is only -0.3V, while for Vout and FB its -2V....
View ArticleTPS7A85: Can V_EN be greater than V_in ?
Part Number: TPS7A85Dear Team,Can I use V_EN=3.3V while V_IN is ~2V ?Is there any limitation on using Ven > Vin ?Best regards,Nir.
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TPS61022: Decrease in output voltage
Part Number: TPS61022Hello Team,D16 appears on the datasheet to be used if Vin is higher than 4.8V:I tried running the eval board with 5Vin for 20 times and Vout turns on Ok.I have no alternative other...
View ArticleUCD9248：the use of fusion_digital_power_designer
Part Number: UCD9248Please provide me with an old version(1.2.39) of the installation package of Fusion Digital Power Manufacturing Tool such as 1.2.39/84.
View ArticleSM72445: detail for mppt way of sm72445
Part Number: SM72445Hello,I bought the board which didn't mark the designator of material on the panel.I found some datasheet about designator. However it was unclear and inconvenient grossly.Sorry to...
View ArticleUCD3138: Linux device driver?
Part Number: UCD3138UCD3138Is this device using default PMBUS driver on Linux or it needs specific one?ThanksOgi
View ArticleBurr-Brown CPR-5854 DC Converter
Would anyone know the spec or datasheet of the Burr-Brown CPR-5854 DC Converter? I'm looking for a replacement part in an old AC Servo drive.
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TPS546C20A: Design Review
Part Number: TPS546C20AHi ,I have done the schematics for TPS546C20A, for 2 different voltages and would need the help in the review of the schematics. Regulator DesignEfficiencyTPS546C20A0.84V @...
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TPS54424: Design Review
Part Number: TPS54424Hi,I do need the design review for TPS54424 circuit.Regulator DesignEfficiencyTPS544240.84V @ 2.5A85.12%TPS544241.8V @ 1.4A90.52%0.84V:1.8V:Kindly help with the design review of...
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Design Review
Part Number: TPS53353Hi,I have the design done with TPS53353 for the below mentioned configuration:Regulator DesignEfficiencyTPS533530.84V @ 14A87.80%TPS533533.3V @ 10A96.46%0.84V:3.3V:Kindly help with...
View ArticleLM2611: LM2611
Part Number: LM2611Hello, I would like to make power supply with input voltage +5v and output voltage -12v ( 260mA). Can you help me with the circuit?Thanks!
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