BQ34Z100-G1: How to calculate capacity?
Part Number:BQ34Z100-G1battery voltage is average voltage,then capacity is average capacity or then minimum capacity?.If one cell damage,How to calculate capacity?
View ArticleBQ40Z60EVM-578: Discharge Termination's influence on battery parameter updates?
Part Number:BQ40Z60EVM-578Question:1. During manual battery test cycles is it okay for the battery to run below "RSOC = 0%" until it trips "Cell Under Voltage (CUV)" protection, or will tripping "CUV"...
View ArticleBQ40Z60: FullChargeCapacity is showing way too different value from actual...
Part Number:BQ40Z60Cell1 Qmax = 2604 mAhCell2 Qmax = 2593 mAhCell3 Qmax = 2612 mAhDesign Capacity = 2600 mAhFullChargeCapacity = 129 mAh !!Learning Cycle is completed. Update status shows 06. Ra table...
View ArticleBQ34Z100 Full access permamently
How can I permamently unseal and get full access the bq34z100 via bqstudio 1.3.54? Not always i can clic UNSEAL button bia commands bar. Next i click UNSEAL_FULL_ACCESS button and then not always have...
View ArticleBQ27520-G4: bq27520-G4 / Relation between design capacity and FCC after...
Part Number:BQ27520-G4Hi,Please let me ask about relation between design capacity and FCC after writing golden file. I'm asking this because my customer commented that the FCC after writing golden...
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BQ27520-G4: Max Res Factor and Min Res Factor
Part Number:BQ27520-G4Hi Team,TRM shows the following about "Max Res Factor" and "Min Res Factor".Is it possible to adjust these values arbitrarily?If the answer is yes, is there any concern?I consider...
View ArticleBQ34Z100-G1: New ChemId
Part Number:BQ34Z100-G1Hello,I would like to submit batteries to TI for characterization and require info on how to proceed.I'm trying to use a Multipower MP1.2-12 lead acid battery (12V, 1.2Ah) with...
View ArticleBQ20Z655-R1: Cfg A - CHGLED "breaks" things
Part Number:BQ20Z655-R1I'm having an issue when making a change to Operation Cfg A, specifically to the CHGLED bit. When I change the bit to high (0F29 to 2F29) , I'm seeing my cells start to imbalance...
View ArticleBQ27742EVM: Cell capacity reading
Part Number:BQ27742EVMHello,I am using BQ27742EVM evaluation board. I have used a 4400 mAH battery for experimental purpose. The gauge reads everything correctly like cell voltage, charging current,...
View ArticleBQ27426: Typical Accuracy
Part Number:BQ27426Team-What is the typical accuracy of the bq27426 in a well designed system? I don't see any estimates or specs in the data sheet.Thanks, Best, S. Dunbar, AFA Colorado
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BQ34Z100-G1: Getting error when importing parameters in BQstudio
Part Number:BQ34Z100-G1Hi. We are buying battery packs from a manufacturer, but we want to edit the parameters of the fuel gauge that is in this battery packs, but we are running into a problem.For...
View ArticleBQ34Z100EVM: Voltage Readings
Part Number:BQ34Z100EVMHelloI am having issues reading the voltage of a 12 V lead acid battery. I have set the jumpers in the 16 V position, adjust cell charge voltages and number of series cells and I...
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BQ34Z651: Incorrect Full Charge Capacity and Remaining Capacity
Part Number:BQ34Z651Hi Everyone, I am having a persistent issue whereby the gas gauge often incorrectly changes the capacity of the battery, rendering all information about the battery's state of...
View ArticleBQ20Z65-R1: No Communication
Part Number:BQ20Z65-R1Hello,Issue:My BQ20Z65-R1 chip has lost communication with the bqEVSW program and is giving me error:Communication error code(decimal) = No Acknowladgement: VB_T2H_NACK.Quick...
View ArticleBQ34Z100-G1: Battery fuel gauge when Srate of Charge still 60%
Part Number:BQ34Z100-G1hi, I am developing for battery information from battery fuel gauge bq34z100-G1. http://www.ti.com/product/BQ34Z100-G1 I take some information from the IC via I2C port. Some...
View ArticleBQ27421-G1: TI gauge: How to reinitialize the content of Data Memory to the...
Part Number:BQ27421-G1We used the TI BQ27421-G1A gauge in the product.1) In the Technical Reference Manual of the gauge, it said:4.1.16 RESET: 0x0041 This subcommand instructs the fuel gauge to perform...
View ArticleBQ40Z50-R1: Import a modified .gg.csv file with values/data from bq40z50
Part Number:BQ40Z50-R1Hi,I have a circuit with bq40z50 that works fine, but now I want to upgrade the circuit with bq40z50-R1. (I have the new circuit with bq40z50-R1 on hand)I have access to the...
View ArticleCCS/BQ34Z110: I use BQ34Z110. Help me please..
Part Number:BQ34Z110Tool/software: Code Composer StudioI'm using Atmega128 and BQ34Z10 and I2C .I config circuit as "www.mikrocontroller.net/.../339243".I think, I don't need to connect SRP, SRN in my...
View ArticleBQ27542-G1: BQ27542-G1 doesn't exist from rom mode but i2c write didnot show...
Part Number:BQ27542-G1Hi ,I m using bq27542-G1 fuel guage with Intel edison. I need to read the .bqfs file and then update the firmware of fuel guage. I tried unsealing the device, then entering rom...
View ArticleStarterware/BQ30Z554EVM: bq30z55
Part Number:BQ30Z554EVMTool/software: StarterwareFor bq30z55 you can get the software or not ??
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