Functional Replacement for bq78PL116
Hi~I know that status of bq78PL116 is NRND.Please recommend replacement part as function.
View Articlebq27500-v130
Hi,I'm working in a project were we had planned to be able to use the BAT_LOW pin to connect/disconnect the battery using different thresholds for different situations but we haven't been able to get...
View ArticleSuitable Gas gauge IC for LiFePo4 6.6v 9.6A battery pack
hello,i have been using Lifepo4 chemistry 6.4V,9.6A battery pack, which is 2S3P configuration each with 3.2V 3.2A batteries.please suggest us the suitable batter fuel gauge IC.Thanks and RegardsSantosh
View Articlebq27410 stops measuring remaining capacity
Hello, I'm working on a custom board where there is the bq27410. I followed all the calibration procedure and I programmed the device with bq evaluation software.The host system is in charge of sending...
View ArticleBq3060 DCR register initialization
Hello,any body explain me how the DCR initial is set to FCC-RM ,when RM is with in the programmed value in NEAR FULL.We are using the battery pack with 6.4V,9.6mAh what will be the NEAR Full value i...
View ArticleBattery Low% in Bq3060
Hello,Please explain me what is the importance of Battery Low% in bq3060. Why DOD at EDV2 should be initialized to (1-Battery_low%)*16384.RegardsSantosh
View ArticleSingle cell high dynamic gas gauge
Hi,We are looking for a mobile single cell LiPo gas gauge that should work in a high dynamic current system. I was checking bqJunior product, but I'm not sure if it will work according to our...
View ArticleBQ3055
Hi,For the BQ3055 battery management part, are external cell balancing FET required as our charge current will be 1C for the 1.6A 4Cell battery and discharge current of 4A, since the internal cell...
View Articlechemical fuse
Hi all,I've been reading the datasheets for the BQ20Z95 and its Evaluation Module. There's mention of a 'chemical fuse' but no suggested part number anywhere. I haven't come across this kind of fuse -...
View ArticleProblems with bqEASY + bq27501. Calibration and Communication Errors
Hi Everyone, I am trying to program and calibrate a bq27501 that I have included in a breadboard I am designing. I am having issues when trying to calibrate it through the bqEASY software. First of...
View ArticleVoltage calibration problems in bqEVSW using bq20z65EVM
Hi, I have the bq20z65EVM gas gauge that I am trying to set up with my cells. I am using the bqEVSW software to calibrate and the bqEASY to set all of the parameters. I am having a problem while trying...
View ArticleBattery capacity measurement using bq2050
Hello,I am using bq2050 to monitor a Li-Ion battery with 11.1V & 3200mAh capacity.As LMD is the true & measured battery capacity; shall I use the NACH & NACL data or (100*NAC data)/LMD data...
View ArticleBQ20Z45-R1 Charge Control SMBus Broadcasts
Hi,I'd like to ask about the following description in SLUU387A (http://www.ti.com/lit/ug/sluu387a/sluu387a.pdf) Page29 2.5.1"ChargingVoltage and ChargingCurrent broadcasts are sent to the Smart-Charger...
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bq27510 and GaugeStudio
The bq27510 is connected to a battery and I can see its being accessed via GaugeStudio, But it seems that Gauge Studio can’t connect to it completely (see attached picture). As you can see, it detects...
View Articlebq20z95 AFE overcurrent protection
Hi,Just a minor comment related to SLUA436 about how to protect the AFE inputs. Figs 2 and 3 are trying to explain how a diode-resistor combination could degrade the current reading. Fig. 3...
View ArticleNo data transfer over SMBus while connected to charger
I connected a bq20z65EVM to a smart battery charger (consistent with SBS 1.1) to charge the cells to perform the learning cycles requested by bqEASY. However, after connecting the three active SMBus...
View ArticleBQ27541 HDQ Interface issue...
I’m very interested in the TI Battery Gauge bq27541-V200. This part supports both I2C (2-wire) and HDQ interface (1-wire). From the datasheet “The bq27541 is shipped in the I2C mode. TI provides tools...
View Articlebq20z65 Corrupt Register-Contents at low temperature
Dear allWe have observed that some registers of bq20z65 have corrupt values or are always zero when we are using battery in very low temperature.I've attached an excel file with two tables which show...
View Articlequestion on shipping cells.
Hi Guys,I am to ship some li-ion cells and the shipping criteria has a over charge condition. How is this best addressed? Do I need a seperate PCM,or circuitry for this or can I use a PTC or fuse? I am...
View Articlebq3060 gas gauge data flash
hello,Can any body explain me thatthe real meaning of LT/ST1/ST2/HT Chg Voltage, is this voltage is equal to the battery charge voltage.or it is a different value from the battery charge voltage. How...
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