Part Number: BQ2002D Other Parts Discussed in Thread: LM317 Dear,
For a new project a 2 cell NiMH battery pack will be used. The BQ2002D is very nice device as charging solution. The information on the web is a bit brief. Is there any newer datasheet…
Part Number: BQ2002D Other Parts Discussed in Thread: LM317 , Hello~
I think, the device has Voltage monitoring and Temperature monitoring functions.
Charging Current, Can I reduce it?
Thank you in advance for your response.
Part Number: BQ2002D Hi
I have a simple question. The maximum charge time is configured by TM pin.
The timer is configured at three-level.(Low , Mid , High) When is the start point of the maximum charge time?
Is it when CC output go to high at fast charging…
Part Number: BQ2002D Hi
We (out customer) are going to use this device with single cell configuration.
( I had already posted before)
https://e2e.ti.com/support/power_management/battery_management/f/179/p/668982/2496285#2496285
Then I have another question…
Hi Hamanoto-san
Good questions
1.) Resistor RB1, I recommend 10k to limit current and provide option if needed.
2.) The bq2002D and bq2002T have almost the same features. The T device has an additional feature to top-off charge using pulsed-trickle…
Part Number: BQ2002D Other Parts Discussed in Thread: BQ2002 Hi
I am sorry for the many question. Our customer ask some question about the behavior of BQ2002D.
1. Is there any way to disable the timer? (disable the TM pin function.)
Because our customer…
Part Number: BQ2002D Hi
I have several questions about this device.
(I already posted about VBAT pin configuration of this device. )
1. TM pin. ; Can we leave this pin open if we do not use ?
2. TM pin. ; Does it mean that the charging stop when the time…
Other Parts Discussed in Thread: BQ2002D Please let me know about response time of bq2002D datasheet figure-2.
①Fast charge
Response time from ⊿T/⊿t detect to CC:Low.
②VBAT<2V
Response time from CC:Low to start VBAT judge.
③Battery Temperature
Response…
Hi Bill-san,
Do you have any update?
If this phenomenon is not resolved , BQ2002D will be lost.
Or it will be good for the customer if you have any other alternate solution without BQ2002D.
Best Regards,
Koji Hamamoto