BQ27542-G1: Could the supply power always keep at 5.3V
Part Number:BQ27542-G1Hi,Sir: For test purpose, we want to keep the supply power of BQ27542-G1 always keep 5.3V max,that means the cells's max voltage is 5.3V,is that OK for long run test ?the...
View ArticleWEBENCH® Tools/BQ34Z100-G1: regarding reading high current above 10 a to 30a...
Part Number:BQ34Z100-G1Tool/software: WEBENCH® Design ToolsAs in the bq34z100-g1 evm board , shunt resistor is capable upto 7a current .so we removed the shunt resistor in evm and replaced a local...
View ArticleBQ78350: How to resolve the current offset?
Part Number:BQ78350As you know, the actual resistor is bigger than the sensor resistor.The sensor resistor value is 0.001 and the actual value is bigger than 0.001 because of the resistor of...
View ArticleLM5069: 150V current limmitting switch
Part Number:LM5069Hi team,Our customer is looking for current limiting switch or e-fuse for inrush current control of a power source..Input voltage range is DC 60V to 150V.UCC2921 is one example...
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TPS51220A: TPS51220A use single channel
Part Number:TPS51220AHI TI,I only use single channel in TPS51220. Does the second channel need to be processed? Or you have other suggestions? BR, Delun
View ArticleTPIC7218-Q1: TPIC7218-- 0X12 Register will change
Part Number:TPIC7218-Q1software will 0X12 Register wirte only once, but activate TPIC7218 ,the 0x12 Register will change in operation, pls help advise resolve the problem.
View ArticleTPS62260: The part is getting damaged.(Output gets short with GND)
Part Number:TPS62260Hi,We are using TPS62260DDCR part as DC DC converter in out products. It was found that the part's output gets shorted with GND.Following are the design details with the...
View ArticleLP5036: Package drawing information
Part Number:LP5036Hello,my customer is currently planning a design with the LP5036 and he needs to add this device to their E-CAD library; but he couldn't find the package drawing information in the...
View ArticleBQ24620: NIMH 8 series cell application
Part Number:BQ24620Hi team,Our customer looking for NIMH 8 Series cells battery charger.Bq24620, bq24630 or bq24640 is applicable to NIMH 8 series cell application.We will be very appreciating your help.
View ArticleBQ27426: BQ27426 reverse capacity and averaging GG
Part Number:BQ27426HI TeamMy customer Reserve capacity.My customer want some margin for GG.For EX, set the system voltage 3.0V, reserve capacitance is 100mAH.They hop SCO=0% at 100mAH.Is it possible...
View ArticleBQ27220: bqStudio GPCPackager
Part Number:BQ27220Hello Experts,The bqStudio for BQ27220 is supported GPCPackager? I checked bqStudio but I cannot find it. If it is not supported, would you provide .bqz file which is supported...
View ArticleBQ25504: How to set the voltage thresholds ?
Part Number:BQ25504Hi i'm new to energy harvesting ICs. I need to switch on power to the load when the capacitor/supercap reaches 3.3V and cutoff power to the load when discharged to 2.7V.Is this...
View ArticleLM3549: LED Driver with Lithium battery
Part Number:LM3549Hi!Datasheet says it's driver works with power 5.5 - 3.1 V.Driver starts to work unstable and don't gives 350mA current (~120 mA extremely unstable current) when i take a battery as...
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TINA/Spice/LM2596: Getting problem in simulation
Part Number:LM2596Tool/software:TINA-TI or Spice ModelsHiI am having problem in Ltspice simulation of LM2596-12 model.It is not working properly.I have provided following values:VIN=24VVOUT=12V...
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TPS61282: Current limitation of TPS61282
Part Number:TPS61282Hi team,Could you please recommend the proper device for single lithium battery application?Out needs: Vin 3~4.2V; Vout 4.2V; Iout 3A. Could TPS61282, TPS61281 or TPS61280 meet the...
View ArticleTPS23753A: 24Vout by Isolated Flyback
Part Number:TPS23753AHi,We got a question from the customer about TPS23753A.Could you help us?[Question]Are there any reference designs under the following condition? Topology=Isolated Flyback Vin=48V...
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TPS650864: Question about the output voltage of Buck1 in TPS6508641
Part Number:TPS650864Hi team.My customer used TPS6508641 for Xilinx soluton.They designed circuit as the below.But, The circuit didn't output voltage 5V.(Output voltage is about 4.75V)They are follow...
View ArticleTPS7A16: ESD protection schematics inside TPS7A1633-Q1 I/O pins
Part Number:TPS7A16Hi team,I'd like to confirm the ESD protection schematics of TPS7A1633-Q1. It's need for how the voltage sneak to another pins inside the TPS7A1633-Q1.Could you tell me the...
View ArticleTPS53219A: ripple voltage level
Part Number:TPS53219AHello,Our customer asked about the appropriate ripple voltage when he chooses ceramic capacitor on output. Could you please let us know if 10mV ripple voltage described in page-20...
View ArticleTPS65910: AM3358BZCZ80 + TPS65910A3A1RSLR - VRTC power consumption issue
Part Number:TPS65910Dear Sir,We use AM3358 + TPS65910A3A+coin-cell backup BAT(220mA 3.2V) for our board.when main power is off, We use VRTC only mode of TPS65910A3A that backup BAT current is 253uA. so...
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