Part Number: BQ25620 Dear TI support,
I have a couple of questions regarding ship mode and system power reset control on the BQ25620:
What is the typical value of the integrated pull-up resistor internally connected to QON pin? If you look at the…
Part Number: BQ25620 Hello,
According to this post: https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1367791/bq25620-linux-driver?utm_source=chatgpt.com
There is a Linux driver for the BQ25620 that is being…
Part Number: BQ25620 Other Parts Discussed in Thread: EV2400 , BQSTUDIO Hi We are doing R & D on BMS for single Cell charging circuit, we made eval kit with BQ25620 BMS. I am seeing very low voltage at SYS and BAT pin when I connect USB to PC with no…
Part Number: BQ25620 Hi,
I've having a problem with BQ25620 that with my hardware a wall charger is always being deteted as Unknown Adapter. The VBUS_STAT field read out is 100b = Unknown Adapter (500mA) .
But with EVK + Battery Management Studio…
Part Number: BQ25620 Hi,
I've having a problem with BQ25620 that with my hardware a wall charger is always being deteted as Unknown Adapter. The VBUS_STAT field read out is 100b = Unknown Adapter (500mA).
But with EVK + Battery Management Studio the…
Part Number: BQ25620 Subject: BQ25620 switching frequency changes from 1.5 MHz to 750 kHz at VBUS = 5 V
Hello,
I am using the BQ25620 as a single-cell Li-Ion battery charger.
I observed the following behavior:
VBUS = 5.0 V
VBAT = 4.2 V
The…
Part Number: BQ25620 When the input voltage is around 6 V, the switching frequency is approximately 1.5 MHz, as expected.
However, when the input voltage is reduced to 5 V, the switching frequency decreases to approximately 750 kHz.
Could you…
Part Number: BQ25620 Tool/software: Hallo,
I have a BQ25620 running and control it via a linux computer.
It works fine except:
it does not charge the battery, it just powers the system (via battery or via VBUS, if available)
VBUS stays high…
Part Number: BQ25620 Hey team,
I was hoping for your assistance in answering the following questions.
Thanks,
Cam
Question 1: Does entering/exiting Ship Mode reset the QON system reset timer (tQON_RST)?
Per the datasheet, holding QON low…
