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  • BQ25700A: Problems with reading IDCHG value using ADCIBAT

    Resolved
    Part Number: BQ25700A I've been able to get the pmic to charge my battery. I achieved this by driving ILim_HiZ to 4.01V and the pmic immediately went into FastCharge mode. The new problem I now have is with the ADC that doesn't seem to reflect the change…
    • Resolved
    • Answered

  • MSP430FR5043: MSP430FR5043: I2C communication with BQ25700A IC , MSP430FR5043 not giving ACK

    Resolved
    Part Number: MSP430FR5043 Other Parts Discussed in Thread: BQ25700A , Hi I'm trying to interface MSP430FR5043 with BQ25700A , but while testing , it was found that MSP430FR5043 is giving ACK for data received from BQ25700A . Refer waveform below. Slave…
    • Resolved
    • Answered

  • [FAQ] BQ25700A: Why does BQ25700A start charging during initial power on?

    Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: BQ25703A , BQ25713 , BQ25710 , BQ25720 , BQ25730 , BQ25723 When the battery voltage is zero or fully depleted, it requires the host to charge it up, however, sometimes, the host is powered off the battery…
    • Resolved
    • Answered

  • [FAQ] BQ25700A: Why is BQ25700A battery quiescent current higher than expected?

    Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: EV2400 The BQ25700A buck-boost charger has a low power mode, which puts the device with battery only for lowest quiescent current. PROCHOT, discharge current monitor buffer, power monitor buffer and…
    • Resolved

  • BQ25700A: BQ25700 hold time violation

    TI Thinks Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: BQ34Z100 , BQ25700 , BQ25703A Hi team, customer use BQ34Z100 and BQ25700 for communication, but BQ34Z100 is I2C interface, BQ25700 is SMbus. looks like they encounter hold time violation, can I add a…

  • RE: BQ25700A: Not able to use pmic to charge battery

    Hi, Guru, Glad to see the previous issue resolved. Could you submit the new question in another thread? Regards, Tiger
    • Answered

  • BQ25700A: Board layout problem

    Resolved
    Part Number: BQ25700A Hi, I have BQ25700A on my board design, in board 1.5.62 works fine i try changle inductor and mosfets for lower RDSon. 1.5.62 mosfets : SSM6K504NU coil: LMLP07A7M2R2 1.62 mosfets : BSC0925ND coil: SRP1038AA-2R2M rest of the circuit is s…
    • Resolved
    • Answered

  • PMP40069: BQ25700A + MSP430G2955

    Resolved
    Part Number: PMP40069 Other Parts Discussed in Thread: MSP430G2955 , , BQ25700A Dear All, Could you please provide the sample code of MSP430G2955 for PMP40069? We also use BQ25700A + BQ34Z100PW for our charging system, we would like to have a reference…
    • Resolved
    • Answered

  • [FAQ] BQ25700A: My adapter input voltage is always higher than the battery voltage, could I run BQ25700A in buck only mode?

    Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: BQ24800 , BQ24780S No, we can’t. The BQ25700A buck-boost charge controller utilizes all four switches during start up and light load conditions. BQ25700A won’t start up properly if two boost…
    • Resolved

  • BQ25700A: Can it be used with a solar input

    TI Thinks Resolved
    Part Number: BQ25700A Other Parts Discussed in Thread: BQ24650 There are many examples of USB PD input and power adaptors but no examples of solar input for the BQ25700A. Can we use the BQ25700A with a solar input to charge 4 batteries? If so, do you…

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