Search tips
Showing 51 results View by: Thread Post Sort by

  • TPS2640: Power Mux

    TI Thinks Resolved
    Part Number: TPS2640 Other Parts Discussed in Thread: TPS2660 , SN74LVC1G14 Hi Team, Can you suggest most simple power mux with TPS2640 ( there is no need for fast switchover time). ( eg FLT and SHDN pin) Input 1 ( Always has priority) Vin1 from 12V…

  • TPS2640: - Low-side

    TI Thinks Resolved
    Part Number: TPS2640 Other Parts Discussed in Thread: LM5068 , LM5067 Can TPS2640 be use Low-side?

  • TPS2640: schematic check

    Part Number: TPS2640 Hi Could you help check below the TPS2640 schematic and any need to adjust Can Pin7 on/off control the efuse output? Thank

  • TPS2640: How do I know the date code according to marking?

    Part Number: TPS2640 Hello. I'd like to know how to sure the Date code from this top marking. Thank you!
    • Answered

  • TPS2640: Disable RPP

    Resolved
    Part Number: TPS2640 Hi Team, we don't use RPP on TPS2640, is it ok to connect RTN to GND ? also by doing this ( connecting RTN to GND) is any other functionality besides RPP disabled? Br, d.
    • Resolved

  • TPS2640: tdvdt calculation on TPS2640

    Part Number: TPS2640 Hi, According to the datasheet P.10, Output ramp time is typical 8.35ms as follows: However, we calculate the tdvdt (Output ramp time) on Equation2 on the datasheet P.18. Result is tdvdt = 20.8 * 10^3 * 24V * 80% * 22nF = 8.785ms…
    • Answered

  • TPS2640: Vout does not appear with SHDN floating

    Resolved
    Part Number: TPS2640 Hi, I have two different boards with the same circuit using the TPS26400RHFR. The same schematic but different layout. The first one, with the SHDN pin floating, Vout starts correctly when Vin is ok. However, the second one doesn´t…
    • Resolved

  • TPS2640: Board condition of Thermal shutdown and Thermal resistance

    TI Thinks Resolved
    Part Number: TPS2640 Hi, I have two questions. *1. According to the TPS2640 datasheet P.14, we can find the Figure7-25 Graph of "Thermal Shutdown time vs Power Dissipation". On this Figure7-25, could you please let us know the board configuration…
    • Answered

  • TPS2640: Question about the SHDN Timings

    Resolved
    Part Number: TPS2640 The datasheet lists 250[us] as typical for SHDN exit delay, but an application I'm supporting may need to toggle the output on/off repeatedly. I need to know the max time for SHDN exit delay. We can use the C(dvdt) = Open setting…
    • Resolved
    • Answered

  • TPS2640: TPS2640 Behavior when OUT pin is only supplied on 24V.

    Resolved
    Part Number: TPS2640 Hi, My customer only supplies 24V on OUT pin of TPS2640 under system test condition. Other pins (including IN pin) are no power supply as follows. On this case, what is occurred? Is TPS2640 is damaged? Please advise us. I hope "Capacitor…
    • Resolved

Didn't find what you are looking for? Post a new question.