• BQ24040: BQ24040 related issues

  

  jeno.zhang

  TI Thinks Resolved

  Part Number: BQ24040 Other Parts Discussed in Thread: BQ24041 , , BQ24045 Tool/software: Hello， What is the difference between the three chips BQ24040, BQ24041, and BQ24045? Thanks！

  • 2 months ago
  • Power management
  • Power management forum

• BQ24040: Termination and Safety Timer Questions

  

  Allan Fan

  TI Thinks Resolved

  Part Number: BQ24040 Other Parts Discussed in Thread: BQ24075 Tool/software: Hi expert, May I clarify with you some questions regarding BQ24040? 1. since there is no BATFET between BAT and SYS, how can battery be charged to full (stop charging) and still…

  • 25 days ago
  • Power management
  • Power management forum

• RE: BQ24040: BQ24040 power consumption is too high without VIN

  

  Michael Emanuel35

  Hello, The charger will drain the input capacitor until the device stops charging due to entering sleep mode. Regards, Mike Emanuel

  • 4 months ago
  • Power management
  • Power management forum
Answered

• BQ24040: Pre-termination floating?

  

  Jim G

  Resolved

  Part Number: BQ24040 Tool/software: I'm trying to select a Preterm resistor value for my application. I can see in the datasheet that 2k is the value for 10% termination current and 20% pre-charge current. I also see a note that the same configuration…

  • Resolved

  • 2 months ago
  • Power management
  • Power management forum

• BQ24040: Inquiry about PFAS Content and Manufacturing Origin of BQ24040.

  

  Tom Tsao

  TI Thinks Resolved

  Part Number: BQ24040 Tool/software: Hello TI Support Team, I would like to confirm a few details regarding the BQ24040: Could you please confirm if the BQ24040 is PFAS-free? Additionally, I am interested in knowing the origin of the package and wafer…

  • 4 months ago
  • Power management
  • Power management forum

• BQ24040: BQ24040

  

  Bernhard Botzheim

  TI Thinks Resolved

  Part Number: BQ24040 Other Parts Discussed in Thread: TLV8801 Tool/software: Hey, we are looking for the mttdf values for following parts: BQ24040DSQR BQ27427YZFR BQ29700DSER TLV61048DBVR TPS631000DRLR DRV8213DSGR TLV8801 We need this values for a certification…

  • 5 months ago
  • Power management
  • Power management forum

• BQ24040: BQ24040 not charging when battery under voltage protection is triggered.

  

  Dattatraya Bathe

  TI Thinks Resolved

  Part Number: BQ24040 Tool/software: Hi, We are using BQ24040 to charge a single cell lithium ion battery. We are facing one issue. When the battery's internal under voltage protection is triggered, the battery terminal voltage becomes 0. With this…

  • 4 months ago
  • Power management
  • Power management forum

• BQ24040: IEC 62368-1 CB Certification report of SN2040

  

  switch

  TI Thinks Resolved

  Part Number: BQ24040 Tool/software: Hi ti team， Do we have IEC 62368-1 CB Certification report of SN2040? Customer requires it. zan.liu@arrow.com

  • 4 months ago
  • Power management
  • Power management forum

• BQ24040: BQ2404X minimum charge current

  

  alban meffre

  TI Thinks Resolved

  Part Number: BQ24040 Tool/software: Hi i need to charge a tiny 35mA Li-ion battery. the datasheet is not very clear about the minimum charge current allowed table 6.1 says : "External resistor from ISET to VSS defines fast charge current value. Range…

  • 9 months ago
  • Power management
  • Power management forum

• BQ24040: Will adding a small resistor between the charging IC and the battery cause abnormal charging detection

  

  Lumina Gui

  TI Thinks Resolved

  Part Number: BQ24040 Tool/software: Dear TI Engineer, We have a question about the charging detection of BQ24040, that is, will adding a small resistor between the charging IC and the battery will cause abnormal charging detection? What we are thinking…

  • 8 months ago
  • Power management
  • Power management forum

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