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BQ27510EVM: GPOUT pin not response when Charge Inhibit occurring
Part Number:BQ27510EVMI got a BQ27510EVM and try to use GPOUT pin to control charger enable.When I heating the external thermistor, the temperature reading is correct.And the [CHG_INH] bit is set high...
View ArticleBQ34Z950: [NR] bit in DF.Configuration
Part Number:BQ34Z950Dear TI,I'm reposting my inquiry that I've sent last week dated 5th April 2017 but no reply from TI.Below was the post:Dear TI,Based on the BQ34Z950 technical reference Dec 2014, in...
View Articlebq78z100: Gauge does not track after programming unless Reset is applied...
Part Number:bq78z100Hi,I'm employing a battery programming procedure where new batteries are programmed (using firmware update with a golden srec file) then discharged to empty, then shipped to...
View ArticleBQ27411-G1: Request file.(0421_1_09_B0-bq27411G1D.bqz)
Part Number:BQ27411-G1Hi TI.I repeat this question. I need help.I need the file '0421_1_09_B0-bq27411G1D.bqz'.Can you please give me a file?Reply please.Thank you.
View ArticleBQ78350-R1: What is the default Unseal key
Part Number:BQ78350-R1Hi,I have got my device in the SEALED mode, which I think all the devices are shipped in this mode.Obviously, I need to UNSEAL it, so that I make use of it.. What is the Unseal...
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BQ27220: Bq27220 operation config register setting in battery management studio
Part Number:BQ27220Hi Team,I am using Battery management studio for updating parameter, please let me know why there is different bit definition in software and datasheet. Please find the attached...
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BQ27220: Gas gauge for Lithium coin cell battery
Part Number:BQ27220Dear Supporter,I will like to use the Panasonic coin cell battery(Lithium, spec as the following).Could I use TI's BQ27220 fuel gauge to monitor the left capacity of this battery?Or...
View ArticleBQ34Z110: I'm using BQ34Z110. and I have a question.
Part Number:BQ34Z110Hello, I'm Denis Jeong.I have questoin about to use BQ34Z110.I want to measure battery kind of LiFePO4 through BQ34Z110.But I think, that's likely to be impossible when I use the...
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BQ28Z610: Voltage Consistency function is not shown in bqStudio in FW version...
Part Number:BQ28Z610Hi all,In TRM file, we can find the description about voltage consistency in page36. and bit 15 of IT Gauging Configuration register.however, I can not find it in bqstudio in the...
View ArticleBQ40Z50-R1: BQMTester source code
Part Number:BQ40Z50-R1I would like to request the source code for BQMTester, please!
View ArticleBQ34Z100-G1: Bq34z100-g1 current calibration , strange sense resistor value
Part Number:BQ34Z100-G1I have connected 10 parallel 5miiliohm sense resistors, making 500microohm sense for in bq34z100-g1 circuit.After current calibration in bq34z100-g1, the value of CC Gain &...
View ArticleResistance temperature compensation optimizer
Hi, guys When do the resistance temperature compensation, discharging is required. Discharging the battery at system typical high rate. Here i want to confirm whether the discharge rate is 0.2C. Or...
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BQ34110: Problem reading from the Data Flash (DF) and writing to it via I2C...
Part Number:BQ34110Hi everyone,I wrote an I2C interface for the bq34110 using an MSP430. It's working fine for data commands (e.g. reading the battery voltage with the Voltage() command), but I'm...
View ArticleBQ4050: CHG and DSG MOSFETs not turning on properly
Part Number:BQ4050I am using a bq4050 circuit along with a standalone charger. I am using 3s1p pack for initial studies. The pack voltage is presently around 9.9V. I find that the DSG mosfet is not...
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BQ27542-G1: Data Memory reading in HDQ mode
Part Number:BQ27542-G1Why I can't read and write data memory using HDQ mode? It looks like no reading at all
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BQ34Z100-G1: A Question Regarding BQ34Z100-G1 Input Voltage Range to PIN SRP/SRN
Part Number:BQ34Z100-G1Hi,I have a question regarding bq34z100-g1 pulse input range to pin SRP and SRN.In the project, the normal current working range is 0~320A, but during a starting of the system,...
View ArticleBQ34Z100-G1: Inconsistent data flash writes through EV2300 with bQstudio v1.3.54
Part Number:BQ34Z100-G1Hi all, We are using BQ34z100-G1 with Li Polymer battery. We are able to read the voltage , current & data flash contents correctly when we connect through EV2300.But when we...
View ArticleBQ40Z50-R1: Design Requirements
Part Number:BQ40Z50-R1Good moring;I am going a montage with the bq40z50-r1. After reading the datasheed I understand how to set the gate should be biased up to 3.3 V with a high-value resistor for...
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BQ4050: Issue with RSOC values
Part Number:BQ4050 I have been using the bq4050 along witha standalone charger to charge/discharge a 28.6Ah Lithium ion battery pack. I have not run the CEDV tool to find the exact coefficients for my...
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BQ34Z100-G1: bq34z100-G1 TrueFCC & TrueRC jump，then SOC drop quickly
Part Number:BQ34Z100-G1HiI have complete learning cycle and update-status became 06 automatically. Then I use current@1C to discharge. TrueRC and TrueFCC jump abnormally.When SOC=83%, TrueRC and True...
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