WEBENCH® Tools/BQ34Z100-G1: OCVTAKEN flag is not set after charging the battery ... .. in learning cycle.

manoj sai

Expert 2305 points

Part Number: BQ34Z100-G1
Other Parts Discussed in Thread: BQSTUDIO

Tool/software: WEBENCH® Design Tools

Hello Everyone,

I am testing battery of type : lead acid :12v ,1.3 Ah.

i selected chem id :0803.

I updated the values required parameters for above set up in bqstudio.

After reaching taper current i.e 170ma in my setting ... but FC bit not set

and i stopped the charging the battery and waited for 2 hours to get the OCVTAKEN bit set but OCVTAKEN is not set after 2 hours relax.

i attaching the datasheet of my battery and gg settings and charging log.....please kindly verify any mistakes and help me to complete the learning cycle.

Chg_log_gg_settings.rar

over 7 years ago

0 David Hien over 7 years ago

TI__Genius 10830 points

Hello again Manoj ,
Thank you for your interest in our products. A BMS expert has been assigned to your question.

Regards,
David

0 Bryan Kahler over 7 years ago in reply to David Hien

TI__Mastermind 25955 points

Hi Manoj,

There are currently 10 open threads on this issue, and as a result, the information is extremely fragmented.

In an attempt to help you with your gauge in a more efficacious manner, all support will continue in this thread: https://e2e.ti.com/support/power_management/battery_management/f/180/t/688147

Please post in the above-linked thread so we may drive towards a solution.

Sincerely,
Bryan Kahler

Power management

Power management forum

WEBENCH® Tools/BQ34Z100-G1: OCVTAKEN flag is not set after charging the battery ... .. in learning cycle.