Part Number: BQ25756 Tool/software: Hello, Is the Bq25756 i2c addresses fixed at 0x6A? It was mentioned in the forum previously that two Bq25756 can be paralleled, but can we adjust each's programming parameters if both have the same I2C address? …
Hello Shuichi,
Because the charger is VAC_DPM, the charger is regulating the VAC voltage to fall past the ACUV. I think charge current is 0 in this case to be sure the VAC voltage doesn't fall any lower.
Let me know if you have any other questions…
Part Number: BQ25756 Tool/software: I am incorporating a BQ25756 into a standalone charger only for 4 series 26650 Li-Ion cells, 3.2V, 9.6WH. Charging set to 2A (ICHG = 24.9k). Charging on/off controlled via CE line. Charger is put into low power "dormant…
Part Number: BQ25756 Tool/software: Hello i was looking the different registers of the BQ25756 and i noticed one of them is used to configure the driver streng of the Buck-Boost FETs the register i am talking about is in the attached picture. My question…
Part Number: BQ25756 Other Parts Discussed in Thread: BQ25750 , LM74930 Tool/software: Hi!
I have drone project.
It has Fuel cell and 12s-14s battery.
Battery is needed to provide high curent (up to 300A) to the system, when fuel cell can provide only…
Part Number: BQ25756 Tool/software: Hello again,
I was trying to figure out the correct default internal value of the Gate voltage, following the information in pins DRV_SUP and REGN.
I'm pretty sure it is 5V, but I would like confirmation on this…
Part Number: BQ25756 Other Parts Discussed in Thread: BQ25758 , LM5171 , Tool/software: Hello,
We are interested in using the BQ25756 chip to try and create a bidirectional 100 Amp DC/DC.
We see the BQ25756 chip seems to be limited by the battery charging…
Part Number: BQ25756 Tool/software: Hi E2E,
The Li-ion battery charging profile is similar to the lead-acid battery charging profile.
Can I just adjust the float mode charging voltage of the BQ25756 to charge a lead-acid battery?
If not, can you provide…
Part Number: BQ25756 Other Parts Discussed in Thread: , TPS25751 , TPS25751EVM Tool/software: Hey I want design a battery charger using BQ25756 in that I want limit the charging current to 3.5 Amp Max and i want to indicate charging ststus using led. …
Part Number: BQ25756 Other Parts Discussed in Thread: BQ25750 Tool/software: Dear Team
I had selected BQ25756 charger with my smart battery which talks over SMBUS ,
Now issue is charger is using thermistor for all calculation related to Jeita…