Part Number: BQ24074 Hello,
I have a BQ24074 Battery charger IC. How does the voltage level change when the battery voltages the output? (INPUT SOURCE NOT CONNECTED)
Part Number: BQ24074 Hi
When my BQ24074 working on pre-charge mode, BAT pin(2,3) voltage is only 1.64V. I tried to remove the battery, the floating BAT pin(2,3) voltage is still 1.64V. Is this normal? Attached is my circuit diagram, please help to check…
Part Number: BQ24074
1) The battery charges "successfully" as in, as measured by a DMM, the current into the battery is dropping below the termination current and the voltage is up ~4.2V. I started with a battery at 3.6V. 2) The CHG pin does not…
Part Number: BQ24074 Hello,
Whilst testing a customers item for compliance, i have noticed that is the battery is discharged to the point of that battery 'Deep Discharge Protection' operates and disconnects it self.
When the power is restored the…
Part Number: BQ24074 Other Parts Discussed in Thread: BQ28Z610 , BQ28Z610-R1 , BQ25620 Hi
The customer design with BQ24074, 4.2V/1.5A/230mA cut-off, battery is 1S3P / 9090mAh
when Vbat=3.2V~4.2V, the charging current will interrupt (use BQ28Z610 Log…
Part Number: BQ24074 Tool/software: Hello, I am currently working on an hand held device that can be powered by either an external connector, or trough a single rechargeable battery AA. I ve been reading a lot, datasheets and discussions. My concern is…
Part Number: BQ24074 Other Parts Discussed in Thread: BQ28Z610 , , BQ28Z610-R1 Hi
The customer design with BQ28Z610 and BQ24074, The circuit of BQ24074 will maintain hi-Z when CHG (BQ24074 pin9) does not pull low for the first charging after the shipping…
Part Number: BQ24074 Other Parts Discussed in Thread: BQ21080 , BQ27Z746 , BQ27427 Dear TI Team,
I am currently working on enhancing the design of our handheld product used for personnel location tracking. This product operates on a lithium battery…
Part Number: BQ24074 Hello, I am having a big headache with a charger circuit that I have design for my application. The circuit is presented by the circuit below.
The battery is reaching 4.4V and the charging current goes as low as 30mA (or even…
