Answered

• BQ27Z561-R2: SET DESIGN CAPACITY

  

  Alsufiyan Nazim

  Resolved

  Part Number: BQ27Z561-R2 I am having a custom board with battery gauge of part number BQ27Z561-R2 connected via I2C. I want to set design capacity to 2900 mAh for my Li ion battery of 3.7V. I referred Technical Reference (SLUUC54B) documents from TI…

  • Resolved

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• BQ27Z561-R2: unseal needs more retry to work

  

  Stefano Tebaldi

  Resolved

  Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: EV2400 , , BQSTUDIO Hello, I am using BQ27Z561-R2 with EV2400 and Battery Management Studio v. 1.3.101 and I am noticing strange behavior for returning to unseal and full access mode from seal…

  • Resolved

  • over 3 years ago
  • Power management
  • Power management forum

• BQ27Z561-R2: Estimating Fuel Gauge RSOC Error Using OCV

  

  Hailiang Zhang

  TI Thinks Resolved

  Part Number: BQ27Z561-R2 Hi Team, Please help to check whether the error evaluation method below is feasible. When the battery is discharged for a period of time, record the RSOC A value reported by the fuel gauge, let the battery stand for a long…

  • over 3 years ago
  • Power management
  • Power management forum

• BQ27Z561-R2: BQ27Z561-R2

  

  Ian Wang

  TI Thinks Resolved

  Part Number: BQ27Z561-R2 Hi Sir, Pls kindly help for question, if need to have extra small capacitor or passive components in INT pin of BQ27Z561-R2? Thanks, Ian.

  • over 5 years ago
  • Power management
  • Power management forum

• BQ27Z561-R2: BQ27Z561-R2

  

  Ian Wang

  TI Thinks Resolved

  Part Number: BQ27Z561-R2 Hi Sir, BQ27Z561-R2 is protect HIGH Side or LOW Side? Thanks, Ian.

  • over 5 years ago
  • Power management
  • Power management forum
Answered

• RE: BQ27Z561-R2: RSOC jump to 0% during low-temperature boot

  

  lx luo

  Resolved

  Hi Dominik, I conducted a comparative test: 1. Current project electricity meter model: bq27z561-R2, firmware number: 2_ 01； 2. Model of electricity meter for comparative testing: bq27z561-R1, firmware number: 0_ 04,； 3. The configuration parameters…

  • over 3 years ago
  • Power management
  • Power management forum

• BQ27Z561-R2: Access fuel gauge and I2C configuration

  

  Hailiang Zhang

  TI Thinks Resolved

  Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ27220 Hi Team， 1, Client receives "NACK" while reading data. The customer configures FLASH_BUSY_WAIT=0, is it normal to receive NACK? If the client receives NACK, how long is the recommended…

  • over 3 years ago
  • Power management
  • Power management forum
Answered

• BQ27Z561-R2: Can I use this gauge with battery cell that has integrated protection circuit?

  

  Aivaras

  Resolved

  Part Number: BQ27Z561-R2 Dear all, In all BQ27Z561-R2 documentation I see that protection circuit is shown after the gauge and cell solution. Meaning that when protection trips cell and gauge stays connected and only system is disconnected from PACK…

  • Resolved

  • over 3 years ago
  • Power management
  • Power management forum

• BQ27Z561-R2: BQ27Z561-R2

  

  Jamie Tseng

  TI Thinks Resolved

  Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: BQ24297 Hi Team, The customer plan to use BQ27Z561-R2 in the battery pack. The NTC on the pack side has been provided to gauge ic. If the NTC signal is then pulled out for the Charger ic BQ24297…

  • over 5 years ago
  • Power management
  • Power management forum

• BQ27Z561-R2: Does an interruption of the upload process may brick the fuel gauge?

  

  Martin Weinberg

  Part Number: BQ27Z561-R2 Other Parts Discussed in Thread: EV2400 Hi! We are using the fuel gauge in an ongoing project and want to have the possibility to bootload the fuel gauge via DFU to be able to flash other golden images if we need to (the fg…

  • over 2 years ago
  • Power management
  • Power management forum

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