Answered

• BQ2970: Confusion when integrating a fuel gauge IC with BQ2970

  

  Adarsh Chengot Poonthottathil

  Resolved

  Part Number: BQ2970 Hallo, We am using BQ29700DSER protection IC for our application. Recently we added a fuel gauge IC (STC3117). At the moment I have a lot of confusion on how to properly connect the protection IC between fuel gauge and battery charging…

  • Resolved

  • 16 days ago
  • Power management
  • Power management forum

• BQ2970: bq2970 OCP Test

  

  Ian Wang

  TI Thinks Resolved

  Part Number: BQ2970 Hi Sir, Customer asked how to test bq2970 OCP and test condition? Would you pls help for sharing? Thanks, Ian.

  • 2 months ago
  • Power management
  • Power management forum
Answered

• BQ2970: No power output with battery protector.

  

  George Michalis

  Resolved

  Part Number: BQ2970 Other Parts Discussed in Thread: BQ24210 , Hello everyone. Preface: i am not an electronics engineer so i may have done something...suboptimal. I have designed a lipo solar charger using the BQ24210 solar charging IC, and at the same…

  • Resolved

  • 2 days ago
  • Power management
  • Power management forum

• BQ2970: Leakage current

  

  Nikos Antoniou

  Part Number: BQ2970 Hi everyone, I have included the BQ29707 into my design and in general it works as expected. When the battery voltage goes below 2.8V the DOUT goes LOW to interrupt the circuit ( turn OFF DSG FET ) and protect the battery from further…

  • 1 month ago
  • Power management
  • Power management forum

• BQ2970: Choosing the right battery protection circuit variant

  

  Jorge De La Rocha

  TI Thinks Resolved

  Part Number: BQ2970 I need help in choosing the correct part among the different variations you offer. BQ297xx Cost-Effective Voltage and Current Protection Integrated Circuit for Single-Cell Li-Ion and Li-Polymer Batteries datasheet (Rev. G) The battery…

  • 1 month ago
  • Power management
  • Power management forum

• BQ2970: Looking for 1 cell protection IC.

  

  Ian Wang

  TI Thinks Resolved

  Part Number: BQ2970 Hi Sir, My customer looking for 1 cell protection IC request as below, would you pls comments suitable solution? PCM IC features: I2C communication Overcharge voltage protection Over-discharge voltage protection Discharging overcurrent…

  • 1 month ago
  • Power management
  • Power management forum

• BQ2970: Using precision resistor in series with FETs to set max charge/discharge current

  

  Dan Alvarez

  Part Number: BQ2970 Other Parts Discussed in Thread: BQ2980 Hello, Referring to this old post: https://e2e.ti.com/support/power-management/f/power-management-forum/426410/bq29700-for-50mahr-battery, where a precision resistor is proposed to be used in series…

  • 22 days ago
  • Power management
  • Power management forum

• BQ2970: please recommend the FET

  

  Chase Jeong

  TI Thinks Resolved

  Part Number: BQ2970 Other Parts Discussed in Thread: CSD16301Q2 Hello TI experts, my customer wants to design their own PCM for battery cell, and they chose BQ29700. mow they want to know the specification of 2 N-channel FETs, in simplified schematic…

  • 3 months ago
  • Power management
  • Power management forum

• BQ2970: LiPo battery is drained down to 0V

  

  Nikos Antoniou

  TI Thinks Resolved

  Part Number: BQ2970 Other Parts Discussed in Thread: BQ51050B , Hi everyone, I designed a PCB that operates with a LiPo battery and charge with wireless charging (bq51050b) . At the very beginning of the circuit I have placed the bq29707 battery protec…

  • 2 months ago
  • Power management
  • Power management forum

• BQ2970: bq29700 charger voltage

  

  Ian Wang

  Part Number: BQ2970 Hi Sir, Pls advise charger voltage means: charger IC will give small current for charge when battery voltage>0.75V, and make sure if battery voltage rise up to 1.7V? Thanks, Ian.

  • 4 months ago
  • Power management
  • Power management forum

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