Part Number: BQ2980 Other Parts Discussed in Thread: TPS2121 Tool/software: Kindly review the schematic of BQ2980 along with fuel guage IC BQ27Z561fuel guage IC and TPS2121 power path IC. I am bit confused regarding GND connection SCH_Schematic1_3-PowerSection_2024…
Part Number: BQ2980 Other Parts Discussed in Thread: BQ25185 Tool/software: We are working on a commercial product for which we are using BQ25185 as Single Cell Li-Ion Charger and BQ2980 as Battery protection IC. USB-C is the power source for the Charging…
Part Number: BQ2980
Tool/software:
Dear,
We will use the BQ298009, but we do not want to use the CTR functionality. I understand that we can tie the CTR pin to ground, this should keep it on.
But how can we turn on the discharge and charge mosfets after…
Part Number: BQ25185 Other Parts Discussed in Thread: BQ2980 , , BQ25180 Tool/software: We are working on a commercial product for which we are using BQ25185 as Single Cell Li-Ion Charger and BQ2980 as Battery protection IC. USB-C is the power source for…
Hi Kong,
The BQ2980 isn't designed to be stacked. I don't think connecting the AFEs together after the protection FETs will work as if the FETs turn off on one device it could leave the ground reference floating on the upper device.
Also, there…
Part Number: BQ2980 Tool/software: Dear Sir/Ms.
Good day!
We used BQ298012RUGR on an e-cigarette project.We have encountered some problems and need your help.
1.The normal power supply current is too large. The maximum nominal current is 8uA. But no…
Part Number: BQ2980
Hello expert
I want to set ;
under voltage:2.5V
over voltage:4.2V
I want to charge the li-ion battery up to 4.2V and turn it off when the battery voltage is 4.2. I want to turn off the load when the battery voltage is 2.5v. Which…
Part Number: BQ2980 Other Parts Discussed in Thread: TMP303 , Hi Team,
We plan to use the BQ298012. We need to help confirm three questions: 2. Can pin5 of this IC support PTC function?
3. How is the maximum charger current and discharge current of IC calculated…
Part Number: BQ2980 Other Parts Discussed in Thread: BQ2970 , BQ25895 , Hello,
I have the same requirements as described in this topic
To make it more convenient, I just copied the original topic here.
In my application, I have to use 2x 18650 batteries…
Part Number: BQ2980 Hello TI Engineers, I have been directed to this forum by customer support to enquire about the possibility of purchasing a version of the BQ2980 battery protection IC with different programmed thresholds other than the standard versions…
