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  • BQ51050B: BQ51050B current drop-out drop to 0mA

    Part Number: BQ51050B Other Parts Discussed in Thread: TIDA-00669 , Hi, I have a measurement setup to check the charging behaviour with some chargers on our circuit, with one of the charger I noticed a weird behaviour and want to try to understand that…
    • Answered

  • BQ51050B: BQ51050B: understanding TS/CTRL functionality

    Resolved
    Part Number: BQ51050B Tool/software: Hi, we want to use the BQ51050B in a design. We don't use a NTC but have a different temperature sensor on the pcb that's connected to our host MCU. How do we stop the charging from the MCU? Do we need to pull…
    • Resolved

  • BQ51050B: Issue with BQ51050B Not Restarting Charging After Battery Protection Cut-Off

    Part Number: BQ51050B Tool/software: Hello, I am designing a circuit with a lithium-ion battery and using the BQ51050B for wireless charging. The battery includes a protection circuit , which cuts off the connection when the voltage drops too low. …

  • BQ51050B: TIDA00669 Calculation of Resonator Capacitors

    Part Number: BQ51050B Other Parts Discussed in Thread: TIDA-00669 Hi, in our design, we more or less copied the reference layout TIDA00669 as we use the same 7.5µH receiver coil from Wurth. However, our coupling is not great so we measured the inductance…
    • Answered

  • BQ51050B: Function of BAT Pin vs CHG Pin

    Resolved
    Part Number: BQ51050B Tool/software: Hi there I'm using the following Wireless Charger Receiver in our design. The question is now about the behavior of the BAT Pin and the CHG pin. I understand that the CHG Pin will be driven low as soon as the BAT…
    • Resolved
    • Answered

  • BQ51050B: TS/CTRL function

    Resolved
    Part Number: BQ51050B Other Parts Discussed in Thread: PCA9536 Tool/software: Ok, we have the BQ51050B in our design, however we coudn't get the TS/CTRL function to work properly. Our goal is to control the TS pin from an external I/O pin, as we do…
    • Resolved

  • BQ51050B: BQ51050B

    Part Number: BQ51050B Hi EPT is not happening at transmittor even after the battery is charged upto 4.18 V without any load to the battery Please let us know if there is any way we could add an LED indicator for completion of charge at receiver…

  • BQ51050B: battery configuration

    Part Number: BQ51050B Tool/software: Does the Bq51050B support 4S battery or is it just single cell?
    • Answered

  • BQ51050B: Understanding EPT Package condition

    Resolved
    Part Number: BQ51050B Tool/software: Hi everyone, I use the BQ51050B in a design charging a 675mAh battery and i am investigating a charging issue in the field which is very hard to reproduce in my lab. In some rare cases the TX pads indicate an error…
    • Resolved
    • Answered

  • BQ51050B: Assistance Needed for Wireless Charging Project Using BQ51050B IC [Final]

    Resolved
    Part Number: BQ51050B Tool/software: Schematic: I am using this IC: bq51050B to charge a 250mah battery using a 12.5uh receiver coil. I was confused by certain elements of the design schematic and I was hoping that I could get another opinion…
    • Resolved

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