bqMtester software 2.0?
We have the HP495 calibration board but cannot find the multistation setup software 2.00, mentioned in the user's guide SLUU397A.http://focus.ti.com/docs/toolsw/folders/print/advanced-bqmtester.htmlAll...
View Articlebq27421-G1A not reporting 100% SOC after a full charge
Hi,I'm currently working on a project that uses the fuel gauge IC mentioned in the subject for our battery management circuit.The problem that I noticed in our current setup is that every time the...
View ArticleBQ34Z100 supply / current callculation.
I have designed a bms with A cell balancer Bq77910a and a Bq34z100. The bq77910 works en communicates perfect.a The Bq34z100 does not communicates at all. Only the two first two led's are lit up a...
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BQ24381 over current protection
Dear Expert,I confuse that BQ24381 OCP protection will always turn off internal MOSFET or just when power on short occur ?As this timing chart red circle , OCP event but output voltage still appear...
View ArticleBQ27520-Ｇ4 System-Side Impedance Track™ Fuel Gauge With Integrated LDO -...
Hello,Can anybody provide programing specification - specification how to store customer's data to memory? We need implement programming on our device programmers.Thank you in advance.Frantisek
View Articlebq27510-G3 Technical Reference Manual
Hi all,i am looking for bq27510-G3 Technical Reference Manual. The link's (sluua97) in bq27510-G3 Datasheet doesnt work.Where to find it ?thanksAlexander
View Articlebq27425-G2 / Minimum wait time for read-write Extended Command
Hi Team,In the P26 of datasheet, it state that we need to wait minimum 2 seconds for read-write standard command. Is this wait time applied for Extended Command? Copy from P26."For read-write standard...
View ArticleBq34z110 learning(Optimization) cycle
I have some questions before learning(Optimization) cycle.Our Application: 4 Batteries(12V 155Ah,US 12VXC) in series =>48VCharge Current :20.8ADischarge Current : 0C~3C(0A~465A)I follow SLUSB55B...
View Articlebq27200 Capacity gauge
Dear Sir: I used bq27200 in my product. My Battery Capacity is 18,000 mAh .I checked datasheet ： 6000 mAh is mamimum of bq27200 . Can it work with my Battery？ By the way, for bq27200,...
View ArticleBQ30Z554 VS BQ30Z55
Hello,I'm wondering that BQ30Z554 is pin2pin compatible with BQ30Z55?Our battery provider use BQ30Z55 in next battery package.But I cannot find detail information about BQ30Z55.Please help. B/R
View Articlebq30z55 Ra table not update issue
Hi Friend,I met a issue is bq30z55 V0.36 Ra table not update after did full learning, but the RU and Gauge function are enable, follow is the GG file, could you please help to command what the problem...
View ArticleBQ27500 Learning Cycle
Hai,I did the learning cycles and I got the golden .DFI through the evaluation software. I needed to clarify one thing , I gave the Design Capacity to be 5800 mAH (by two 2900mAH NCR18650A cells in...
View ArticleBQ78PL116 aux file generation issue
(Please visit the site to view this file)Hello,I am trying to generate an aux file for a battery pack with the bq78pl116 fuel gauge. I completed the discharge/charge cycle as described in the chemistry...
View ArticleGNDSEL bit in OCR BQ27501
Where could I find more information about the use of the GNDSEL bit in the bq27501? In the specification SLUS879A - June 2009 I find I think some confusing information.In chapter 5.3.1 I can read :...
View ArticleCalibrate battery with BQ34Z100PW
Hi,I've a problem with the calibration of my battery with the BQ34Z100PW.My battery specs:26.4V12 Ah 316.8WhThe problem is my capacity in the data ram isn't the same as the design capacity I programmed...
View ArticleBQ3050 REG25 has no voltage?
I have just do BQ3050 test on my own test board , the schemic is copy from BQ3050evm schemic.The REG33 has voltage about 3.28 , but REG25 has no voltage. When pres,"DISP", the LED does not...
View ArticleMonitoring single Lead Acid cell (using bq34z110)
Hi,We want to monitor single Pb-acid cells (2V) and zeroed in on the bq34z110 IC, but I see that it's starting voltage is mentioned as 4V! Is there no way to use it to monitor 2V cells?Regards,Anup
View ArticleWhat lmits the input current of BQ27421-G1 to 2000 mA?
What heating or environmental characteristics would need to be guaranteed in order to exceed the BQ27421-G1 recommended sense resistor input current of 2000 mA ISRX? Suppose the desired input current...
View Articlebq34z110 for large battery bank/High Current Applications
Hi,I have been experimenting with the bq34z100 Eval Module.I have removed the onboard 0.01 ohm sensing resistor and replaced it with an external 50 mv/500A shunt (0.1 mOhms). I am having some issues...
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Unseal Bq20z95
Hello,I currently work with the softwares BqMtester and the circuit Bq20z95When calibrating the BqMtester has sealed the circuit.Now what is normal, I can not read data from flash memory: I would...
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