Using charger to supply power system load ( if I_load>ChargingCurrent() )
Please clarify this question on the BQ40Z60 - concerning the "Advanced Charge Algorithm" part of sluua04.pdf. How I can supply power system load ( when I_system > ChargingCurrent() ) from charger...
View ArticleLooking for mult-chemistry solution with support for Li-Ion and hybrids...
I'm looking for a Gas Gauge solution for single cell monitoring of removable battery modules (x90 series) which are 33V when full, nominally 28.8V/27V, in the 7 to 18 Ah range in capacity.The...
View Articlebq40z60 Removable Pack Sleep
I have a bq40z60 configured as a removeable pack (NR=0) with sleep mode enabled (SLEEP=1 and IN_SYSTEM_SLEEP=1). When the device enters sleep mode, every [Power:Voltage Time, Current Time=5sec]...
View ArticleAdvanced bqMTester software generates error code 65538 when connected to...
I am having difficulty connecting the an HP169-B bqmtester PCBA and the MultiStationTester.exe software version 2.14 to a bq20z45R1 v1.05 device.I have added the following line to the targets...
View ArticlebqMTester setup
I am having some problems with my bqMTester setup. I am using the HPA169 Multi-Tester and EV2300 in a dedicated housing with external LEDs (powered by an isolated DC-DC converter off the 5V power...
View ArticleBQ27510-G3 golden file generation for dual cell Li-ion battery
Hi,We are using BQ27510DRZR-G3 to monitor dual cell battery. Please find the schematics attached for your reference.We want to generate the golden file using BQ27510 EVM. Kindly suggest the...
View Articlebq76930 reset of OCD Counter
Hi.My customer Sigmatek has a melt fuse in addition to the BMS chip. They need better understand the behavior in over/short current circuit. What will reset the internal counter for OCD- ) If current...
View ArticleBQ33100 Set up help
Can someone please direct me to a document which details how to set up a bq33100 evm board to handle my supply voltages, currents and my capacitor size and voltage?Thanks!
View Articlebq20z90 issue
Hi,I would like to ask about the bq20z90 issue.We found some different issue when engineering run.We already try to program the bq20z90 board using Bqtester station ,Bq multistation and ROM file. After...
View ArticleBQPRODUCTION
Where can I find some documentation for BQPRODUCTION? The main page has no information on chipset compatibility, hardware, etc. What looks like a link to a .pdf is actually a link to the software...
View ArticleLow level I2C commands to a BQ27621
I'm interfacing to a BQ27621 with a PIC16F1705 I have very low level commands such as i2c_start(), i2c_read(ack or no ack), i2c_stop, etc.I'm having trouble understanding exactly want is needed at this...
View ArticleBQ40z60EVM cad file format
The reference design (BQ40z60EVM) provides CAD, but these are in Protel. I don't have protel. Might these be provided in a different format, say ORCAD, Eagle, or PADS?
View ArticleBQ34Z100 Battery Replacement
Hi All,I've recently been evaluating the BQ34Z100 for use in a new product. It has been working well so far and performs Qmax and Resistance table updates correctly.The fuel gauge is located system...
View ArticleCalibration Error EVM 2300
Hi I am unable to calibrate current & voltage with EVM2300 & getting following message -" Calibration - failed to enter calibration mode with command 0x2D "- any suggestions ? Thanks for any reply
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HOW TO CHARGE THE BATTERY USING SMART CHARGER
I am working on an embedded Linux project with the i.mx5. I am using version 2.6.31.14 of the Kernel. I2C works fine and I can see various sensors from the board on bus #1. I can remove the power cord...
View ArticleBqStudio and Win 8.1
Hello AllI am planning to use BqStudio and from the down load page it seems that it run in XP and higher but not sure if the higher includes Win 8.1 if some one using it in Win 8.1 can confirm it runs...
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BQ40Z60 FUSE bit in operation status A register and can't drive any FETs
Hello!I have any trouble with BQ40Z60 chip. I have developed custom PCB (schematic and PCB are attached). Battery pack consists of 4s1p 4400mAh Li-ion cells. NR = 1. FUSE bit in operation status A is...
View ArticleImpedance Track
Hi Team,Can a TI impedance track IC be used to report 100% capacity when a 4.2V battery is charged to only 4.0V or 4.1V (i.e. not fully charged)? Best Regards,Nabeel
View Articlebqstudio NCR18650B chemistry ID bq40z60
Hi!I would like to use Panasonic NCR18650B batteries with bq40z60. In bqstudio chemistry tab, I am trying to set the chemistry ID. When I'm looking for the appropiate one I found "2012", but in the...
View ArticleBQ34Z100-G1 2-Serial battery design
Dears,I'm using the BQ34Z100-G1 for 2 Serial Lead Acid Battery(12V/18AH).Does BQ34Z100-G1 support this Battery capacity(24V/36AH) ? if yes, how do I set up? are there any registers can function...
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