Part Number: ESD441 Other Parts Discussed in Thread: BQ24253 Hello,
The type-C (usb2.0) VBUS has a 5V input. And it is connected to BQ24253. In this case, what ESD protection device should I choose?
Best regards, DDdoor
Hi Jeff
Thank you for information about bq24251.
When customer changed that more Cin (10μF) instead of 1Ω resistor, D+ and D- detection were not improved.
If there update for input side condition, I will feedback to you.
Best regards,
Satosh…
Part Number: BQ24253 About datasheet page 23, I think that EN1 and EN2 should set from D+ and D- detection (Ex, detect CDP →1.5A, S DP →0.5A ).
Is there any document or reference design for setting method about external MCU?
Please refer need…
Part Number: BQ24253 If I use USB to power BQ24253 and simultaneously need USB to transfer data, do I have to ensure that USD's D+D- and BQ24253's D+D- are always connected? Under such a premise, BC1.2 detection is carried out right after power-on, and…
Part Number: BQ24253 Does the safety timer time only include the process of CC and CV? Then what's the largest time for trickle and pre-charge process?
Or the safety timer time includes the entire process: trickle, pre-charge, CC and CV?
Part Number: BQ24253 Other Parts Discussed in Thread: BQ24080 , Hey there,
I have a question about the functionality of these kind of charging chips. Let's say my system is powered on and I am charging a LiPo at the same time. Now I wonder what will happen…
Part Number: BQ24253 Hello,
Replacing unavalaible bq2561x with older part bq2425x.
Choosing bq24253 standalone: not using any USB power source, nor any I2C controller.
Q1: How do I manage to have EN1/EN2 CHANGE state in order to have the truth table read…
Part Number: BQ24253 Other Parts Discussed in Thread: BQ25616 , Hello,
Redesigning our single cell Li-ion standalone charger with bq24253 instead of bq25616 as it is currently unavalaible.
We are NOT powering it through 5V USB. How should we connect:
-…