BQ27510-G3 Life cycle?
Is the BQ27510drzr-g3 near the Not Recommended for New Design stage? I see 231 units available from Mouser, no other North American distributor is stocking it, and the similar G2 part is already NRND....
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BQ27510 abnormal RemainingCapacity working
I test NCR18650PF battery and EVM27510-G3. Load with 550 mA to -30°C to check capacity of the battery and BQ2750 information.RemainingCapacity register falls from 302 to 0 with batterie volatge =...
View ArticlePower mode diagram of BQ24721
Hi,I would like to understand something, when i focus the power diagram of the BQ2471, i see in the first case that in off mode, REGIN pin and VCCpin are off but i dont see any REGPIN or VCC in the...
View Articlebqfs Programming bq27510-g2 with Manufacturer Block Info
Hi All,We were able to program bq27510-g2 using bqfs(generated from dfi+senc+flashstream) and our custom USB to I2C. The team is confident that the programming method and the custom USB to I2C are...
View ArticleNo output power with bq20z45 EVM
Hello,I have buy a bq20z45 evaluation board with an EV2300 for use lipo 3s pack ( 11.1v / 7000mAh). I upload data to the evm with bqEASY software but when measure the output voltage is equal to 0v. And...
View Articlebq27742G1 Default SREC File
Hello,Where can I find the default SREC file for bq27742G1? I don't see it on the product page.Thanks,Jason
View Article[BQ34Z100PW] Remove Battery after IT Enable&Seal
1. run optimize cycle -> check Qmax updated, R table updated, Update status:062. change *.gg file.. -> Update Status=02, cycle count =0.3. Connect BQ34Z100 to Battery -> Sellect Cell ID ->...
View ArticleBQ78350 work without MCU
Hello,We get a customer who wants to use BQ76940+BQ78350 to accomplish 15 cells monitor and protection.Is that possible to work without MCU after configuring the setting by GUI ? Can BQ78350 monitor...
View ArticleSMBus vs I2C on BQ76940EVM
Hi,We are in the final stages of our design and we used the bq76940EVM for development and we are pretty sure of the answer, but we wanted to confirm our understanding.After reading the datasheets and...
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BQ27621-G1 stops responding when the battery is replaced/reconnected
Hi,BQ27621-G1 fuel gauge stops responding to I2C commands(NACKing!) when I disconnect and reconnect the battery. Also I observed I don't see 1.8V LDO output on VDD pin when it is not responding!If I do...
View Articlebq27510-g3 min value of the standby current
hello,i'm involved in a design where the reporting of the remaining capacity of the used battery is vital. So i've decided for this purpose to use a system gas gauge bq27510-g3.I've understood mostly...
View ArticleRead BQ27510-G2 dataflash in ROM mode
Hello, I'd like to know how to read the content of dataflash of BQ27510-G2 in ROM mode. I studied the documents from TI.com, performed some experiments and mapped some commands (address 0x00):0x00 -...
View Articlebq27530-G1 Programming
So I've run the bqCONFIG to calibrate the fuel gauge in circuit and generate a quiver full of image files. In doing so the values are written into flash.I open bqGasGaugeEvalSoftware and click the...
View Articlebq27541-G1 to be used with 4S battery packs
Hello ;-),I just want to use the bq27541-G1 in an 4S battery pack, when I read the datasheet I found a Power Supply Pin and a Battery Pin, also an LDO- so far so good , but I did not find any...
View ArticleWriting in the Manufacturer Info Block of bq27510-G2
Hi,I had done multiple dfis before and was able to parse the bqfs to be included in the C# code for the programming at production phase.As a last minute request of the client, they would want to redo...
View Articlebq20z40 v1.04 software
Hi. I'm trying to repair battery for hp MU06 with bq20z40. This bq20z40 is v1.04, but on Your site i found that bq20z40 has NRND status and most fresh bqeasy software is for bq20z40-R1 v1.05. When I...
View ArticleBattery Fuel Gauge Requirement for BQ24650
Hi TI,We are using the Battery Charger part BQ24650 in one of our upcoming proto modules.The battery pack planned is 3.7V, 2000mAh rating.We are in need of a battery fuel gauge part that supports...
View Articlebq20z655
We are using the bq20z655EVM and bq20z655-R1 for developing. The SW sends MAC (SMB ox00) followed by SMB extended words ox0007. In the SLUU493 (bq20z655 Reference) document we couldn't find...
View ArticleProgramming bq27510-g3 with dfi generated using bq27510-g2
Hi All,We are currently in the production of the product using the bq27510-g2. Due to stocks availability (supplier has run out of G2), G3 was procured. All the files, dfi, bqfs and dffs were generated...
View Articleselecting a ga gauge part for Li/FeS2 battery, non rechargable, 3 in series
Hi, I need to pick up a right Fuel Guage part from you for Li/Fes2(L91 from energizer, 3 in series). For now I am confused about the chemical system to match up battery and your fuel guage IC. The...
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