BQ28Z610: unlock the password and read the revision, ID of battery.
Part Number:BQ28Z610Hello, I use the BQ28z610 + MSP430G2402 on my board, Now I want to unlock the password and read the revision, ID of battery. But the information which I read aren't consistency, I...
View ArticleBQ78350-R1: Is the maximum current the BQ78350 can report 32.767 Amps?
Part Number:BQ78350-R1I have a 2500 Watt smart battery I'm developing using aBQ78350, BQ76940, and a BQ76200. The battery itself is a 15S1P LiFePO4 battery using A123 2500mAH 26650 cells. The battery...
View ArticleBQ35100: Need information for importing BQ35100PW from Contract Manufacturer...
Part Number:BQ35100Need import information, ECCN, HTS and COO for BQ35100PW
View ArticleBQ34110: Full access key on BQ34110 EVM
Part Number:BQ34110Hi,I'm would like to use the BQ34110 EVM but on the EVM Guide, I can read :The bq34110 comes up UNSEALED but not in FULL ACCESS. The keys to enter FULLACCESS must be sent to the...
View ArticleBQ34Z100-G1: Using direct display control of LEDs
Part Number:BQ34Z100-G1Our unit contains two sealed lead acid 12-VDC, 0.8AH batteries (PS-1208WL) connected in series. Can the bq34z100-g1 be programmed offline to operate in a stand-alone mode...
View ArticleBQ40Z50-R1: How to choice "Load Select"
Part Number:BQ40Z50-R1Hi,BQ40Z50-R1 Load select function have 7 items for user to choice. Does TI has example or data to explain which one is right choice for application?Constant Current (Load Mode =...
View ArticleBQ40Z50-R1: BQ40Z50-R1 Calibration Procedure for production
Part Number:BQ40Z50-R1Hi,We need to do the calibration on bq40Z50R using a micro controller. Is there a document which describes the command or procedures that we shall follow to perform manual...
View ArticleBQ34Z100-G1: Usage of "Device Chemistry" Parameter
Part Number:BQ34Z100-G1Hi,We are using various battery chemistry types with the BQ34Z100-G1 device.I am curious if the parameter labeled "Device Chemistry" is used in the firmware of the device?If so,...
View ArticleBQ40Z60: Controlling Temperature with failures
Part Number:BQ40Z60I am using the BQ40Z60 battery controller in an intrinsically safe application (IEC60079-11). The design must not under any chip failure mode result in reaching thermal ignition...
View ArticleBQ27421-G1: parameter configuration issues in BQ27421-G1
Part Number:BQ27421-G1Hi,I am using BQ27421-G1 with panasonic NCR18500A 2040mah battery. Spec of BQ27421-G1 mentiones about 4 design parameters that need to be configured in order to achieve accurate...
View ArticleWEBENCH® Tools/BQ34Z100EVM: regarding learning cycle for bq34z100-evm
Part Number:BQ34Z100EVMTool/software: WEBENCH® Design ToolsHello Everyone,iam testing battery of model : lead acid , 12v voltage , 1.3Ah capacity.i am able to get voltage in bqstudio. regarding getting...
View ArticleWEBENCH® Tools/BQ34Z100-G1: regarding updating values to ic through bqstudio...
Part Number:BQ34Z100-G1Tool/software: WEBENCH® Design ToolsHello Everyone,iam testing battery of model : lead acid , 12v voltage , 1.3Ah capacity.i am able to get voltage in bqstudio.i updated design...
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BQ40Z60: Problems with set-up and calibration through bqStudio
Part Number:BQ40Z60Hi,I am using a BQ40Z60 in a custom 4-cell Li-ion charger (4 x 3.7 V, 7800 mAh cells in series). We are using the EV2300 module and bq studio to set up the device. I am having issues...
View ArticleBQ76920EVM: Question about D1, refering to the BQ76920EVM
Part Number:BQ76920EVMHello,I have a question about D1. D1 is depiced in the datasheet of the BQ76920EVM on page 36.I have build a batterymanagmentsystem based on the plan of the bq76920evm.I think...
View ArticleBQ30Z554-R1: Manual FET control with Manufacturing Access command
Part Number:BQ30Z554-R1Hi Team,When entering manual FET control mode by issuing the Manufacturing Access command 0x0022 FET Control, do the FETs always default to the “OFF” state if they were...
View ArticleBQ40Z50-R1: parameters setting issues
Part Number:BQ40Z50-R1Hi, We are using BQ40Z50-R1 to design a 3S2P Li-ion battery pack.We are facing some issues regarding parameters setting.1. FCC/RSOC drop significantly when the battery is...
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BQ40Z50-R1: Parameter setting
Part Number:BQ40Z50-R1Hi, TI team,We use BQ40Z50-R1 to design a 3S2P battery pack using Panasonic NCR18650B cell.When we test the battery at about 4.5A under -20 deg.C, we saw a significant drop in FCC...
View ArticleBQ34Z100-G1: BQ34z100-g1. ChemID matching
Part Number:BQ34Z100-G1Hi,I am using an 8s2p LiFePO4 battery and I want to select the best chemical ID for it. I am thinking in using the Gauging Parameter Calculator (GPC) but I have some doubts with...
View ArticleBQ27441-G1: Problem reading checksum and accessing memory config parameters
Part Number:BQ27441-G1Hello everybody! I'm new here in this forum. At my job, I've recently designed a PCB in which I've included BQ27441-G1 fuel gauge, governed by an ARM Cortex M4 MCU...
View ArticleBQ40Z60: EVM bringup - ACLW will not turn off
Part Number:BQ40Z60I am bringing up the bq40z60 EVM in preparation for configuring our custom HW. I am using a 3S battery (4Ah). I believe I have everything configured properly, but the ACLW alert...
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