LM5106: LM5106: erratic switching, killing MOSFETs
Part Number:LM5106Hi,I need to reopen an older case, as we found that the problem that is described there actually still exists.The old topic is:...
View ArticleBQ25882: OTG cannot be caught
Part Number:BQ25882Hi:The product designed by me USES TI's BQ25882, and trial production of 100Pcs has been carried out, among which 4Pcs of OTG cannot be caught. After analysis, it is found that ADC...
View ArticleTPS65132: default output voltage
Part Number:TPS65132Hi:The product I designed USES TPS65132. If I2C does not connect, what is the default output voltage of the chip?Can you provide his driver code?thank you.BR
View ArticleLM3560: How to route LM3560 inner BGA balls signals on TYPE 3 PCB with 3.5...
Part Number:LM3560Hi,In my country, best vendor can do min 3.5mills trace width. If I have to go for TYPE 3 board and Use this chip. I need to go for ball size lesser than mentioned min in datasheet...
View ArticleLMG1210EVM-012: -200V operation
Part Number:LMG1210EVM-012If I give -200V at input i.e. V(HS) will be -200 and PGND will be connected to GND.In this case I will need to remove the bootstrap diode and give V(BST) from an external...
View ArticleBQ25601: bq25601
Part Number:BQ25601Dear,We are exploring charging IC ,Our application is based to charge 18650 cell with single cell configuration.We will be going to use 5p pack of the battery.We want charging...
View ArticleTPS62825: PG pin connection
Part Number:TPS62825Dear *,we have 4 TPS62825DMQ on our PCB to supply four different voltages 3V3, 1V8, 1V2, 1V1.Vin is 5V.Can we connect all PG pins together and pull it up to Vin 5V, and then connect...
View ArticleTPS54335A: Please recommend it: be similar to the tps54335 function. The...
Part Number:TPS54335AIt is recommended to be similar to the tps54335 function. The current needs to be up to 4A. Please recommend it.Is it TPS56335? Or have better cost-effective device;ThanksBRsElsa Duan
View ArticleLMR33620: Validating design BOM
Part Number:LMR33620Hello,I have chosen the following parts for the LMR33630ADDAR ‑ 6V-30V to 3.30V @ 2A design:Cin: GRT31CC8YA106KE01L,Cinx: 810-C3216X7R2A224K,Cvcc: 810-CGA3E2X5R1A105MA,Cboot:...
View ArticleBQ20Z75-V160: Is there any UL report for this device ?
Part Number:BQ20Z75-V160Dear all Is there any UL report for this device ? Or other certification report ? Certification of any aspect. Please share to me the reports, or certificate number,...
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BQ24075T: bq2407xT Input current transitions
Part Number:BQ24075TWhen trying to transition from input current of 500mA to 1500mA (transition form 10 to 01 is simultaneous) , the input current changes trough either 100mA or 0mA. This causes...
View ArticleBQ25713: Switcher not starting - SYS_SHORT bit set
Part Number:BQ25713Hello TI power forum,I'm testing a design based on the BQ25713 and have noticed that occasionally when cycling the power (VBUS) that the switcher will not start up but VSYS stays...
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BQEVSW: bqevsw with ev2400 not read data flash
Part Number:BQEVSWHello. I have ev2400, trying to raise the battery after a full discharge from the macbook a1502 on the controller bg20z45 v7.02. When I try to read the data flash program gives an...
View ArticleTPS54620: SS/TR being pulled low before PG falling?
Part Number:TPS54620For the TPS54620 what are the conditions which would cause SS/TR to be pulled low prior to PG? The SS/TR pin is connected to a voltage divider which remains steady during this...
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TPS65131-Q1: Radiated EMC issue
Part Number:TPS65131-Q1Dear team,My customer use this device, when they tested the radiated EMC, it failed. Vin=5V, Vout1=10V, Vout2=-10V, Ioad current=10mA.The 1.44M frequency point exceeded the...
View ArticleLM340: LM340MP-5.0 Input Voltage Range
Part Number:LM340Hi, The datasheet for this part recommends operating with 7.5V < Vin < 20V. Does anyone have any experience running this off higher voltage rails? I'm looking to use something...
View ArticleBQ2962: BQ2962 OUT-pin
Part Number:BQ2962Hi TI,i have a question to the OUT-Pin of the BQ2962. If an undervoltage condition at one of the connected battery cells happens, switches the OUT-Pin to High? Or only by an...
View ArticleRecommended railway power supply scheme
Dear all : I have the following power scheme requirementsInput voltage：DC-160VOutput voltage：(1) DC-24V;(2) DC-48 VOutput power：100WPCBA size：1/2 brick, 1/4 brick each provide one solution, can...
View ArticleTPS3430: Is a tps3430 good choice?
Part Number:TPS3430Hi Tis,I want to find a watchdog IC, the feed dog time should be over 30s, if Tps3430 is a good choice. Or pls give me some advice。thanks a lot.
View ArticleBQ78350-R2-DEVICE-FW: Problem with parameter setting, the learned full charge...
Part Number:BQ78350-R2-DEVICE-FWHi,I'm posting this question on behalf of my customer. It appears they're having trouble with the EVM of the BQ78350-R2.we have a problem with the parameter setting of...
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