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Showing 258 results View by: Thread Post Sort by
  • BQ51003: BQ51003 presents as FOD after charging

    Phillip Crosby
    Phillip Crosby
    Part Number: BQ51003 Other Parts Discussed in Thread: BQ25101 , , TEST Bill Jones I see you've answered similar questions to this before and though I would ask you. We have a BQ51003 (with a custom PCB receiving coil), and a downstream BQ25101 charging…
    • 1 month ago
    • Power management
    • Power management forum
  • BQ51003: BQ51003

    Marc-Alexandre Camirand
    Marc-Alexandre Camirand
    Part Number: BQ51003 Hi, Are there any Qi transmitters still active in TI's portfolio? All I can seem to find is NRND. Thanks, Marc-Alexandre
    • 4 months ago
    • Power management
    • Power management forum
  • BQ51003: Transmit side overheating

    Maynard
    Maynard
    Part Number: BQ51003 Hi, Customer have issue with the IC, please see details below. "We're having issues with our transmit side overheating when the BQ51003 is under light load (1-20mA). Looking at the specificaiton, I see with the dynamic rectifier control…
    • 3 months ago
    • Power management
    • Power management forum
  • BQ51003: FCC grant conditions & FCC IDs

    Eddie Koh
    Eddie Koh
    Part Number: BQ51003 Customer is undergoing FCC testing with BQ51003. The EMC vendor has requested for FCC grant conditions and FCC IDs. Does TI have such information for BQ51003?
    • 3 months ago
    • Power management
    • Power management forum
  • BQ51003: Tuning resonant circuit for BQ51003

    Hikaru Watanabe
    Hikaru Watanabe
    TI Thinks Resolved
    Part Number: BQ51003 Hi, We are trying to design a wireless charger using BQ51003. I understand how to calculate C1 and C2 on Rx resonant circuit but I don't know how to measure resonant frequency and adjust an actual sample. How did you measure resonant…
    • 6 months ago
    • Power management
    • Power management forum
  • RE: BQ51003: BQ51003YFP IC output voltage is fluctuating while sending packet from device to server.

    Bill Johns
    Bill Johns
    Hi Take a look at: 1.) Analog Applications Journal on RX coils www.ti.com/.../slyt477.pdf 2.) Also see FAQ [FAQ] Coil frequently asked questions for wireless power RX https://e2e.ti.com/support/power-management-group/power-management/f/power-management…
    • 2 months ago
    • Power management
    • Power management forum
  • BQ51003: Device stops charging after changing charging current.

    Anurag Kesarwani
    Anurag Kesarwani
    TI Thinks Resolved
    Part Number: BQ51003 Other Parts Discussed in Thread: BQ51013B Hi Team, We are using the BQ51003YFP part in one of our designs for wireless charging. Currently current is set to approx. 500mA but when I tried to reduce the charging current by changing…
    • 5 months ago
    • Power management
    • Power management forum
  • BQ51003: Measurement way of resonant frequency after calculation

    Ryo Akashi
    Ryo Akashi
    TI Thinks Resolved
    Part Number: BQ51003 Hello experts, I have question about measurement way of resonant frequency. Through other thread advice , we understand adjust way of resonance frequency in below - Manual measurement of RX inductance - Calculate capacitance value from…
    • 5 months ago
    • Power management
    • Power management forum
  • BQ51003: Qi transmitter evaluation board for PCB validation

    Guillaume Levant34
    Guillaume Levant34
    Part Number: BQ51003 Other Parts Discussed in Thread: BQ500212A , TEST Hi, We are using the BQ51003 in our design as a QI receiver. In order to validate the solution with a prototype we would need a EVM of a Qi transmitter, but from what I have seen so…
    • 6 months ago
    • Power management
    • Power management forum
  • Answered
  • RE: BQ51003: BQ51003 Not Turning ON

    Robert Rodriguez
    Robert Rodriguez
    Resolved
    Hi Anthony, I tried again, added between the coil and the battery 38M3010AA1212 (1934-1086-ND Digikey) ferrite sheet the size of the battery. Peeled off the adhesive, and attached to the battery surface. Measured the Ls' once more and the calculations…
    • 11 months ago
    • Power management
    • Power management forum
>

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