Part Number: BQ24041 Other Parts Discussed in Thread: BQ24040 , , BQ24072 Hi.
For a project we are considering change the BQ24040 and place the BQ24041.
In the project we have we need to have an output with and without a cell connected to the output. And…
Part Number: BQ24041 Dear team
The product of bq24041 (Scooter IOT application) has been burnt out recently.
The burned-out place is the Vout of the charger, please refer to the figure below. Because BQ24041 itself also has short and thermal protection…
Part Number: BQ24041 Hello, we boughts a few thousands of BQ24041DSQR from your online store - so we can exclude a problem of fake / conterfeit chips. However, approx. 5% of the chips are not working properly, on a stable project where we didn't have any…
Hello
Thanks for the schematic.
Wil the MCU also control BAT_EN or only ISET2?
Maybe simpler alternative: if !EN is connected to GND but there is no VIN, will Iq still be 1uA? -- Yes -- key feature for the PG to BAT EN connection is low Iq?
If no pull…
Part Number: BQ24041 I was wondering if I could tie !BAT_EN of the BQ24041 to GND all the time to make the charger start charging when VIN becomes available. Or shall I use !PG with a pull-up resistor connecting to !BAT_EN pin? We don't have any GPIO…
Part Number: BQ24040 Other Parts Discussed in Thread: BQ24041 I now design a low-power BQ24040 charging circuit, I want to know, if I don't have to TS temperature detection, I used a 10 k resistor connected to TS to the ground, and then use MCU control…
Part Number: BQ24041 Other Parts Discussed in Thread: BQ24040 , BQ24045 I am using the BQ24041DSQT to change a single LiIon backup battery used to power the processor & memory when power is lost in order to provide time to save data and shutdown the file…
Part Number: BQ24040 Other Parts Discussed in Thread: BQ24041
I've used the BQ24041 with success on previous designs. However, I have a new board that does not charge the battery. The battery is LIP 3.7V 500mAh. I connected the battery to a different…
Other Parts Discussed in Thread: BQ24041 , BQ24040 , BQ25100 Hello!
I had a quick question I was hoping someone could assist me with. I am designing a wearable (think fitbit) for my Senior Design project and was looking at battery chargers. The battery that…
