bq40z50-R1 Impedance Track
Hello is there any detailed description about the calculation of these Parameters?I already found some calculations in the datasheets and application notes of other devices.RSOC = 100 x (RM / FCC)FCC =...
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BQ40z60 does not charge 4S pack to maximum voltage
When I do a charge cycle on my 4S battery pack (SDI ICR18650-26F), the charging terminates at 4100mV per cell, instead of 4200mV. Here are my settings in data memory. What should I do to get it to...
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bqstudio does not recognize the bq34z100evm boad
I'm trying to run bqstudio version 1.3.42 through the EV2300 version 3.1m and communicate with a bq34z1xxEVM board. When I invoke the studio I get this message:I have connected using the...
View Articlebq40z60 with bqproduction studio and bqmultistation tester
I have a bq40z60-evm connected to an HPA495 connected to an EV2300. When I try to find the device with bqmultistation tester (instlaled and running as administrator) I get three successive errors:1....
View ArticleCHARGING CURRENT is too low ?
Hi, I am using BQ24735, BQ40z50 combination to charge and monitor battery of 2200mAh of 0-4.2V ( 3.7V )I desgined Battery capacity - 2200mAh, Voltage - 14800mV, standard low charge current - 1024mA and...
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BQ40z60 and BqStudio Charging/Discharging
I have the bq40z60evm board connected to an EV2300 and a 12V lab power supply for VAC. BqStudio seems to be reading the voltages properly and the battery health correctly, but I can't for the life of...
View ArticleRSOC vs ASOC, what's the difference?
What's the difference between relative state of charge and absolute state of charge? I can't find an explanation anywhere in the TRM or datasheet.
View ArticleSource code?
“Texas Instruments supplies the bqTester source code.”“The source code is also available for TesterDFReader.”Where I can get mentioned source codes?
View Articlebq27510-G3 detect when no battery connected
Is there a reliable way of telling from the I2c interface if a battery is connected or not? In my design I am not using interrupts for event notification. I am not interested in the battery insertion...
View ArticleBroken link to BQSTUDIO download
I§m reportink broken link to download bqStudio. Sorry to report here, but I get also bad link answer on submiting web feedback tu report broken link.I need to download bqStudio pls.ThanksMartin
View ArticleBQ34Z950 with EV2300
Hi,i´m evaluating the fuel gauge BQ34Z950 with the interface board EV2300. I want to programm the BQ34Z950 but i can´t build up a communication over the SMBus. I tried to use the Battery Management...
View ArticleBQ34Z100 Chem ID
We have successfully configured the BQ34Z100G1 using a microcontroller and embedded code. However we cannot work out how to set the Chem ID using embedded code, or work out if it is even possible....
View ArticleBQ34Z100G1 Configuring Data Flash
Hi,Before I used to use BQ34Z100. For this I have document SLUA664 where is described how to configure data flash.I can't find this document for ne BQ34z100G1. Where to find it?New chip has few new...
View ArticleEV2300 + 655R1 + Win7x64
I have an EV2300 and need to talk to my bq20z655-R1 gas gauge using my Win7 64 bit machine. I know TI has said it won't support this configuration but know it is possible through grapevine rumors....
View ArticlebqStudio configured BQ3055
Have managed to setup and get bqStudio working with BQ27541EVM.Now would like to get bqStudio working with BQ3055EVM but it does not seem to support it.Is there a manual configuration or file I can...
View ArticleBQ40z60 - OCD1 and OCD2 recovery
Hi,after a Over-current during Discharge (OCD) event the Safety Status low bit (OCD1 and/or OCD2) and XDSG is set.Discharge is disabled - thats working fine.The OCD recovery threshold is set to 200mA...
View Articlebq40z50 Discharging at -30 Degree
I let the Pack pack rest at an ambient temperature of -30 degree for 20 hours.I am using load mode 0 (current mode) and the reseve cap is set to 200 mAh. and Load Select is set to 0 (Avg I Last Run)The...
View ArticleChemistry selection tool
Hi:may i ask where i can found the chemselect.mcd latest version on T web side,thanks !
View ArticleHDQ Data incorrect from bq34z100
Hi I have a problem with reading data from a bq34z100 using a MSP430F5308. I can read all registers fine, but randomly some will read back values that are quite incorrect (i.e. temperature would report...
View ArticleBQ20Z45 INIT bit
Dear Sir,We would like to inquire regarding the INIT bit for BQ20Z45Our customer has asked us to simulate our battery pack with high discharge power (178W) under high ambient temperature (60degC). For...
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