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  • RE: TPS92640: VREF pin 5 is still 0V.

    Resolved
    Hi Wang thank you for your answer. The characteristics of IADJ and LED current when R77 is removed are as follows. Roff must be set because it lights up at IADJ=0V. Roff must be set because it lights up at IADJ=0V. From the data sheet, when calculated…
    • Answered

  • RE: TPS92640: About the maximum current

    Resolved
    Hi Ryu, In fact, our customers usually apply TPS92640/1 for applications more than 5A. And you don't have to have concerns about this. BR, Yuting

  • TPS92640: About the maximum current

    Part Number: TPS92640 Other Parts Discussed in Thread: LM3429 , Hi team, I didn't get a response on the following post, so I'm reposting it https://e2e.ti.com/support/power-management-group/power-management/f/power-management-forum/1123334/tps92640…

  • TPS92640: Inconsistent on/off continuation

    Part Number: TPS92640 Other Parts Discussed in Thread: TPS92641 Hi Experts, Our customer has an initial concern as shown below: " We have an application that toggles and LED on/off (15-20A). We are finding that depending on the Iadj input voltage that…

  • RE: TPS92640: Inconsistent on/off

    Hi Ryan, Let me find the right person internally and reply you later, Yuting
    • Answered

  • TPS92640: Battery charger with CC/CV up to 65V output

    Resolved
    Part Number: TPS92640 Other Parts Discussed in Thread: TPS92200 Hello, Consider a situation with two batteries of 1 kWh - with different state of charge (SoC), for example with output voltages of 65V and 55V. What we want is a solution when the higher…
    • Resolved

  • TPS92640: Asking for TPS92640 design issue

    TI Thinks Resolved
    Part Number: TPS92640 Hi Team, Customer designed TPS92640, but there is no output. Vin=16V. Would you please review and provide the suggestions? password:"ti" schema.zip BR, SHH
    • Answered

  • TPS92640: Asking for the TPS9264 schematic design suggestion

    Resolved
    Part Number: TPS92640 Hi Sir, My customer would like design TPS92640. Would you please review schematic and provide recommendation for this? https://txn.box.com/s/f9vvytqko4fph9kdf8la5crva2mkct2k Here is the LED drive current. BR, SHH
    • Resolved

  • TPS92640: Control methods

    TI Thinks Resolved
    Part Number: TPS92640 Dear TI Team My customer is considering dimming the TPS92640 in the following ways: (LED current is up to 500mA) ・ LED current 5mA ~ 500mA: The LED current is controlled by changing the voltage applied to the IADJ pin while the 100…

  • TPS92640: Do you have any reference design to use TPS92640 with about 400V output for many LED driving in series?

    TI Thinks Resolved
    Part Number: TPS92640 Other Parts Discussed in Thread: UCC28810 , TPS92075 , LM3444 , LM3445 Hello guys, One of my customers is looking for a reference design which can drive many LED in series with about 400V output using TPS92640 (Buck converter type LED…

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