Forum Post: RE: BQ27410 Data Error
Hello Remony,Can you please provide a schematic of your setup? Also, do you have any other devices connected to the I2C bus the gauge is on? Do you have multiple boards with this failure or only a...
View ArticleForum Post: RE: bq27425-G2A / Can't enter sleep mode
Hello,The bq27425-G2A will not be allowed to go into SLEEP mode until the gauge detects that the battery is inserted. The gauge indicates if the battery is detected by setting the [BAT_DEt] bit in the...
View ArticleForum Post: RE: LMZ10500 failures
Hi David,There have been similar questions on this part. Allow me to forward you this link to a previous E2E post that answers your question and also provides more information on other possible...
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Forum Post: RE: Output regulator of LM2576 or analog, with pin 5 ON/OFF or...
Hi Michele,I recommend you use WeBench to build your design. I've attached examples of how you can get this done below. You can find the tool on TI's homepage at www.ti.com.Thanks,Anston
View ArticleForum Post: RE: LM3150 Disabled State
Hi James,This is not expected behavior. When the part is disabled the output voltage should reflect the lowest potential based on your input. Which usually is Ground. Check to see if you have your load...
View ArticleForum Post: RE: General BQ27425 I2C question
Perhaps I am groking it now.When it says "two byte commands", what we're really talking about is, write to address XXH for 2-bytes (a word): i.e. the sub-command. AH!Am I wrong?FYI: TI (to whom it may...
View ArticleForum Post: RE: BQ34Z100 Reset command
Sridevi,The CSV bit will get set after the DF checksum has been calculated, but the device may clear it before you see it.The RESET command does not force a DF checksum calculation. RegardsTom
View ArticleForum Post: RE: update firmware at production
Shirley,We have not used FlashStream with the multi-cell devices previously and I have not been able to get it to work with the bq34z100. I will need to get support from our tools team.RegardsTom
View ArticleForum Post: RE: bq24079 / Charging terminated immediately
Hi Miguel-san,Now I'm requesting our customer to change the charging current higher and confirm if this problem will be solved. I'll update when I will receive the result.Best Regards,Sonoki
View ArticleForum Post: Led Drive for input voltage 3 to 5 volt
Dear Sir, I want an led Driver for Input Voltage 3 to 5 volts and Output Voltage is single 5 watt Led.I worked on Tps61165 the problem with that circuit is that it require a PWM Signal .I want a...
View ArticleForum Post: LM25118 using parallel diodes for recovery and output diodes...
I am interested to understand the reason for the webench simulations, evaluation kit and datasheet example all using parallel Schottky diodes for the recovery and output diode.My design requirements...
View ArticleForum Post: RE: LM25574 sync duty cycle
My sync signal will be sourced from a much higher ground reference. I just want to verify that no pull-down resistor or high-side clamp is necessary on the SYNC pin to prevent the waveform there from...
View ArticleForum Post: RE: LMR14206 failure
I got that. So tell me, is lack of input capacitance can cause the output current surge and IC damage???
View ArticleForum Post: RE: Tolerance for input surge voltage (LM22676QMRX-ADJ/NOPB)
Hello Anston-san,Thank you fior your answer.Regards.
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Forum Post: RE: TPS65105 is not working
Hello Briitte,As you told TPS65105 is starting and it get shut down. It is because of the over current at the load? But we have not connected any load to this to any of IC's voltage rails. Please find...
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Forum Post: RE: Regarding TPS3828-33 watchdog IC
Hi Darwin, When we open circuit J14 and connect a pull up resistor to the RESET pin of Watch dog IC it is working fine. So I implemented a circuit instead of Jumper J14 as shown below. At...
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Forum Post: RE: Start-up problem with TPS54040A
Hi Marc,Thanks for the info. The black line was indeed a drawing error but didn't make it into the circuit. Here is the scope trace of the output and the COMP pin (green) - both have the same ground...
View ArticleForum Post: 78L05: How hot should it get
I have a small radio frequency generator/counter, a NorCal FCC-1/2 if it helps, that suddenly quit working. In trying to troubleshoot it. I happened to touch a 78L05 and found it quite hot to the...
View ArticleForum Post: RE: The SOC is always 0
Moore, It would be very helpful to be able to review the data flash parameters. Do you have any means to extract them? RegardsTom
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