• 

  Betty Guo

  • 3 months ago
  • Power management
  • Power management forum

  BQ27621-G1: question about Unsel and seal mode

  Part Number: BQ27621-G1 Hi team, customer use BQ27621-G1, have below questions 1. In the initialize, customer change to unseal mode, and check the register status,confirm that the device enter to unseal mode. then, write register, change to seal mode...
• 

  Wyatt Keller

  • 5 months ago
  • Power management
  • Power management forum

  RE: BQ27621-G1: Gauge returns non-sense values

  Hello Denn, The gauge will read back a signed number, it looks like you are reading that value as an unsigned integer. I think if you switch how your tool reads from the gauge it will fix this problem and give you a negative effective current instead...
• 

  user4979989

  • 7 months ago
  • Power management
  • Power management forum

  BQ27621-G1: Is there an error in Rev C TRM?

  • Resolved

  Part Number: BQ27621 - G1 Hi team, Would you please help to check the TRM page 12, the description
• 

  Adam Bierman

  • 7 months ago
  • Power management
  • Power management forum

  BQ27621-G1: Design Capacity of Part

  TI Thinks Resolved

  Part Number: BQ27621-G1 The design capacity on the website for this part shows 32000mAhr. The TRM only indicates 8000mAhr. Which is correct? Are ANY of the design capacity values featured in your website correct? This is now the third chip I've had...
• 

  Nick Brylski

  • 2 days ago
  • Power management
  • Power management forum

  RE: BQ27621-G1: suitability for a 4.1 v single cell battery

  Hi Gonzalo, BQ27621-G1 does not support 4.1V chemistry as there are only the 3 pre-programmed profile, 4.2V, 4.3V, 4.35V. BQ27421-g1 would be the better option. Best regards,
• 

  Michael Nikonov

  • 6 months ago
  • Power management
  • Power management forum

  RE: BQ27621-G1: Possible discrepancy in IC's datasheet with TOGGLE_GPOUT (0x0023)
• 

  Jaemann Park

  • 9 months ago
  • Power management
  • Power management forum

  BQ27621-G1: Accuracy under high load

  • Resolved

  Part Number: BQ27621 - G1 Will the bq27621 - G1 provide accurate estimates under high load? Battery: 1
• 

  bhargav kinnal

  • 10 months ago
  • Power management
  • Power management forum

  BQ27621-G1: Read Checksum fails randomly

  TI Thinks Resolved

  Part Number: BQ27621-G1 In the application, design capacity, along with other battery parameters are updated during the system initialization. Application note in TRM section 3.1 is followed. Unseal--> Enter CFG mode --> Enter Block mode -->...
• 

  Lakshminarayana

  • 10 months ago
  • Power management
  • Power management forum

  Battery Gauge and Charger

  TI Thinks Resolved

  Hi, I'm looking for for battery Charger(max 1-1.5A) and Fuel gauge for Single cell battery(Max of 8000mAh). Charger input will from USB(5V). 1)For the BQ27621-G1 Data sheet says Maximum Input voltage is 4.5V. So It's not a good option? ...
• 

  K.Shidara

  • over 1 year ago
  • Power management
  • Power management forum

  BQ27621-G1: Looking for fuel gauge IC without coulomb counter

  TI Thinks Resolved

  Part Number: BQ27621-G1 Hi Team, Would you advise that my customer's question that Is there only one product without a coulomb counter BQ27621-G1? I am looking for the display of the remaining amount of the detachable 1-cell Li-ion battery....

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