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Showing 249 results View by: Thread Post Sort by
  • BQ25700A: Fail to write 0x32 reg

    Adrian Liu
    Adrian Liu
    TI Thinks Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: EV2400 , BQ25700 Tool/software: Hi Team, As the title, customer encountered an issue that failed to write reg 0x32 while using BQ25700A. The SMBus looks good, and other regs can be written successfully…
    • 7 months ago
    • Power management
    • Power management forum
  • Answered
  • [FAQ] Use BQ25700A for Supercap charger

    Hale Konopka
    Hale Konopka
    Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: BQ25730EVM Tool/software: Hello, We've used the BQ257x family of parts in some of our other products using batteries, but I'd now like to use it with a supercapacitor instead. The features which…
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • BQ25700A: ChargeOption1 AUTO_WAKEUP_EN bit not configured as default claims

    Zane Hovey
    Zane Hovey
    TI Thinks Resolved
    Part Number: BQ25700A Tool/software: In the datasheet, ChargeOption1 AUTO_WAKEUP_EN bit shows that a binary value of "1b: Enable <default at POR>, however, we're finding that the default is actually "0b", or, disabled. We can prove this by setting the…
    • 10 months ago
    • Power management
    • Power management forum
  • BQ25700A: request simulation model of bq25700a

    Shubiao Wang
    Shubiao Wang
    TI Thinks Resolved
    Part Number: BQ25700A Hi There, I am engaging with customer about a pretty new application. I need a simulation model of bq25700a to simulate the COMP behaviors. is a simulation model available for bq25700A, if yes, would you kindly share it to…
    • over 2 years ago
    • Power management
    • Power management forum
  • BQ25700A: Turning on BAFET when battery voltage is zero

    Zane Hovey
    Zane Hovey
    TI Thinks Resolved
    Part Number: BQ25700A We have a condition in which some batteries will be in a shutdown mode. In shutdown, the battery output voltage is 0 VDC, we have no serial communications, and so the only way to bring it out of shutdown is to apply > 5 VDC to the…
    • over 1 year ago
    • Power management
    • Power management forum
  • BQ25700A: BQ25700A

    Guru  Dutt S
    Guru Dutt S
    TI Thinks Resolved
    Part Number: BQ25700A I am currently trying to configure bq25700a into charging a battery. I have been able to successfully set ChargeOption0 to enable charging, set MaxChargeVoltage and MaxChargecurrent but I'm not able to get the ic to charge my battery…
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25700A: Review on the circuit implemented using BQ25700A in BOOST mode

    Bivin George
    Bivin George
    Resolved
    Part Number: BQ25700A Hi I'm using BQ25700A IC for charging Battery in 4S configuration (16.8V) from a 12V supply. The circuit used is given below. I powered up the circuit using 12V with 0.2A current setting, and without connecting battery, we…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25700A: FET selection for BQ25700A schematic

    Bivin George
    Bivin George
    Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: BQ25720 Hi Refer schematic below (Figure 40 in datasheet of BQ25700A). I'm using the same for charging a battery in 4S configuration which support max charging current of 10A and maximum discharge…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • Answered
  • BQ25700A: bq25700A Configuration problem

    a b
    a b
    Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: CSD17308Q3 Hi, I have BQ25700A on my board design, with bettery protector MAX16914AUB. Battery protection work just fine but my BQ is not working properly. It is portable charger with specs: VCC…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • BQ25700A: how should BQ25700A be connected with the BATDRV pin, if the customer do not want to use the function of BATDRV pin?

    Nan Zhang
    Nan Zhang
    TI Thinks Resolved
    Part Number: BQ25700A Hi team, Support need! The customer do not want to use the BATDRV pin to cost down. How should the pins of the chip be connected? I get 2 question need to be confirmed. Q1: How should the pins of the chip be connected? They…
    • over 2 years ago
    • Power management
    • Power management forum
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