Part Number: BQ27542EVM Other Parts Discussed in Thread: BQ27542-G1 , BQSTUDIO Hi
The customer test with BQ27542-G1. battery 4000mAh (3.8V). During the client system test, it was found that RM/FCC increased. The reason for the change and update mechanism…
Part Number: BQ27542EVM Hello Sir:
We have a question on I2C bus free time.
We checked datasheet that tBUF was 66us.
But our tested result that tBUF is around 28us.
It's not meet datasheet.
Is it normal?
Please kindly give us some explanation.
Looking…
Part Number: BQ27542EVM Other Parts Discussed in Thread: EV2400 , BQSTUDIO
Hello,everyone.
As shown in the figure, the battery and printer are connected via a spring connector. A connection-disconnection test (10 times/second) was conducted assuming contact…
Part Number: BQ27542EVM Hi
I have a query need your help.
CC Offset=0xFA89;
Board Offset=0xAF; CC Gain=0x805851A8(5.573mohm)
Corrected CC Delta=0x94761F72(5.550mohm)
According to the formula: 4.768/x=5.573, then X=0.8555535618158981.
I can't find the…
Hello Star,
Thank you for providing the srec for this. It looks like the low temp resistance values were never updated from the result of the GPCRB tool. This is likely the cause of the SoC jump. Please refer to the following image taken from the GPCRB…
Part Number: BQ27542EVM
Hello.
If the battery is inserted or removed during communication between the host and the battery, SOC and SOH may become 0 (return from the gauge IC) in extremely rare cases.
Battery existence is checked every 300msec. After…
Part Number: BQ27542EVM
Here, the I2C pull-up is 10k. If we do compatible design, can we pull up 2.2K here? What is the range of this resistance value? What are the main effects of choosing different resistance values? The 2C address is not limited…
Part Number: BQ27542EVM Dear Expert
Our company currently has a new type of battery design and development, using BQ27542 with lithium iron phosphate battery cells, with a fully charged voltage of 3.6V. Attached are the GG files and LOG data. We are encountering…
Part Number: BQ27542EVM Hi TI team,
I have a question regarding the setting of SOHLOADI. Currently, the device uses a current of 7A/1Sec, 1A/1Sec, with an average current of 4A.
According to the manual, SOHLOADI should be set to the device's operating…