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  • RE: BQ25910EVM-854: GUI

    Hi Jeff, I use BQ2591evm. bqz to make 25989D into HIZ first following EVM guide, then use bq25910.bqz to set BQ25910, but still no current. Thanks. BRs Given

  • BQ25910: BQ25910

    TI Thinks Resolved
    Part Number: BQ25910 Other Parts Discussed in Thread: BQ25600 , BQ25898 , BQ25601D I need to implement a circuit with USB Vbus (5V from USB connector) and with the management of battery recharge. I would like to use the bq25910, but I discovered that also…
    • Answered

  • BQ25910: BQ25910 PMID capacitor

    Resolved
    Part Number: BQ25910 Hi Team, About the capacitor on PMID of BQ25910,Ti suggest us to select 10uf . is it possible to select a small one ? how about 2.2uf ? i know the capcacior on PMID pin is the input capacitor of charger(buck) circuit ,also it is the…
    • Resolved
    • Answered

  • BQ25910: package information request

    Resolved
    Part Number: BQ25910 Hi team, A customer has a question that he cannot find the exact size in the package outline document, as the picture indicates(picture was excerpted www.ti.com.cn/.../mxbg346.pdf) , could you tell the mechanical data to it? Thanks…
    • Resolved
    • Answered

  • BQ25910: question about 3 level convert ，during the work , how did the Cfly charge to VIN/2, who control the Cfly charge

    Resolved
    Part Number: BQ25910 HI ,I have a question about 3 level convert.I have read about BQ25910 spec. Before the 3 level convert start to work ,if D<0.5,the Voltage on Cfly is 0; Who charge it to VIN/2? I know during the first stage,the VIN charge the Cfly …
    • Resolved

  • BQ25910EVM-854: BQ25910EVM-854 The efficiency test result is about 1% lower than datasheet

    TI Thinks Resolved
    Part Number: BQ25910EVM-854 Other Parts Discussed in Thread: BQ25898 , BQ25910 , BQ25898D Hi The customer test with the BQ25910EVM, The efficiency test result is about 1% lower than datasheet. For example, at the peak efficiency (VBUS = 5V, VBAT = 3.8V,…
    • Answered

  • 5 - 9 V Input (USB-C), 4 cell NIMH to charge (i.e. 3.6 V - 5.2 V), Vsys1 = 3V3, Vsys2 = 6V

    Resolved
    Other Parts Discussed in Thread: TPS63100 , BQ25798 , BQ25713 , BQSTUDIO , BQ2000 1. Consideration - USB-C PD: Implementing USB-C I will mainly request for a 9 VDC supply. If negotiation wasn't successful only 5 V are provided. 2. Consideration - Battery…
    • Resolved
    • Answered

  • RE: TPS65217: What battery charger should we use?

    Resolved
    HI Petr, From legacy USB 5V and 3A, all chargers are limited to slightly less than 3A charge current of a1S Lithium battery. So, your 8Ahr battery will require over 3 hours to fully charge. Our highest efficiency and therefore highest charge current charger…

  • RE: LMG1210: Can we use this gate driver for 3-level flying capacitor buck

    Hi Srikanth, I just wanted to update you and let you know I found that we have the 3 level battery charger buck device BQ25910. Have you considered this device? What application is this for? There is however no simulation tool to see control waveforms…

  • RE: BQ25970: fast charging solution

    Hi Eddy Please refer to BQ25910 EVM user-guide http://www.ti.com/lit/ug/slvub31a/slvub31a.pdf and dual charger application note: http://www.ti.com/lit/an/slyt651/slyt651.pdf Alen

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