Forum Post: RE: Simple BQ51050BRHLR Circuit
Hi Tahar, We are having a difficult time of getting the pin out of the bq51050B QFN package. Is this something you can provide? We've come up empty via the internet and through distribution and...
View ArticleForum Post: RE: LMZ22010 EN and SYNC
Hello Guenter,The responsible engineer is on vacation and will return on 2nd Jan. He will answer your questions when he is back.Regards,Akshay
View ArticleForum Post: RE: NEED INFORMATION- LMZ12002EXTTZ/NOPB
Hello Jayakumara,I apologize for the delay in the reply. Here are some answers.1) The TjMax as listed in the data sheet is 125degC2) The typical power dissipation would depend on the design...
View ArticleForum Post: RE: LMR62421
Hi,I'm closing this post. If there are more questions, you could restart it.Thanks,Akshay
View ArticleForum Post: RE: Is that workable to do LM3478 3.3V input to 5V2A vout?
Hello Shih-Chin,Please send us your design schematic with the actual part numbers and values that you are currently using on the board. We could take a look at it and let you know. Regards,Akshay
View ArticleForum Post: RE: Upgrading bq20z90 V1.10 to V1.50
final update manufactuer has changed the codes and won't give them out. so a battery that gets a fault is a paperweight. must be a way around this. maybe dicannect batteries will do ti?
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Forum Post: RE: TPS40170 - Regulation dropped when input voltage exceeds ~20V
You were right about the measurement technique. I was using a convenient ground connection, and when I switched to a very short connection across the output capacitor the output ripple was much better....
View ArticleForum Post: RE: TLC59116 sample program
Hello, thank you for your prompt reply.The sample program what we are looking for is sample source code to implement into general MCU.The CPU we are using is Renesas RX630 series.Thank you once again...
View ArticleForum Post: RE: TLC59116 sample program
Hi Atsushi,well, I don't think there's a 'ready to go' example available from TI! The only thing I'm aware of is the EVM software mentioned above.Well, the TLC59116 is a (simple) I2C device. So, you...
View ArticleForum Post: RE: Help me! how to unseal hp battery?
Jackie Hui can you please that information to me through my email? Thanks. I also trying to reset the cycle counter but the battery pack is sealed.
View ArticleForum Post: RE: Bq20z75
Thank you Thomas Cosby. But unfortunately, the unseal key is wrong.The chip is installed on HP HSTNN-IB72 manufactured by SMP-SO22. I am trying to reset the cycle count to zero. Thanks.
View ArticleForum Post: RE: TPS40210 12V- 180V efficiency problems
I redid the calculations and 68µH should leave enough margin to stay in DCM. Verified experimentally -- things work just fine with both 47µH and 68µH inductors. No unstable behavior anywhere in DCM,...
View ArticleForum Post: RE: Isolated Flyback with TPS54060?
Also forgive my ignorance, but can you clarify a little more why the TPS54060 is not suitable for operation with a transformer?
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Forum Post: about the power IC TPS65320 question?
hi:I have the voltage 24V ,I want the output voltage is 5v and 3.3v to suport my Load.I have a question to design the TPS65320 's Pin8(EN1) & Pin7(EN2)if I want to let the EN1 , EN2 to pull...
View ArticleForum Post: Wireless power transmission
Hello,I need few details for the transmission of power signals.1. What is the optimum frequency for transmitting power signals for a minimum distance of 10m to 30m distance??2. What is the best antenna...
View ArticleForum Post: RE: SG3524 COMP Pin Usage
Hey just a quick sanity check here. Even though the functional block diagram on page 2 shows the current limit inputs as an op-amp. Page 9 suggests that this is not the case but then again I could be...
View ArticleForum Post: RE: BOOST
Thanks. I already checked it,but a design with WENBANCH and SWITCHERPRO if failed with this device,when need above 1A output current.
View ArticleForum Post: PMIC - TWL6032 switch on issue
Hi ,We are using TWL6032A2B7YFFT in our design. We see only 0V on all SMPS and LDO outputs. The only voltage we can see is VRTC = 1.8V. Main Supply input to PMIC is present as 3.7V for all SMPS and...
View ArticleForum Post: RE: inquiry about BQ24100
Dear Charles Mauney, i am trying to implement the resistor divider to fix the TS input voltage to a normal operating value, thus making the IC think that the temperature is always in a normal range...
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