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  • TPS92511: Is there any way to improve TPS92511 output current accuracy?

    Resolved
    Part Number: TPS92511 Other Parts Discussed in Thread: TPS92640 Hello guys, One of my customers is considerring using TPS92511. But the device output current accuracy is lower a littel bit than their requirement. They need +/-5% current accuracy…
    • Resolved

  • TPS92511 : tps92511 calculator and analog dimming.

    TI Thinks Resolved
    Part Number: TPS92511 hi. Respected engineers. 1. tps92511 is not a calculator document? Required. 2. Is low brightness control related to inductor value when analog dimming?
    • Answered

  • TPS92511: Behavior when ILED<40mA

    Resolved
    Part Number: TPS92511 Dear Specialists, My customer'd like to know when ILED is 40mA. I would be grateful if you could advise. --- Since it is necessary to set the LED current consumption to about 40mA due to the system current consumption, I…
    • Resolved

  • TPS92511: Part will not simulate in PSpice, missing sub circuit definition

    Part Number: TPS92511 Evaluating the TPS92511 LED driver for incorporation into a new product. This device will not simulate within Pspice . I sent the .lib file to Cadence to see if they had the same problem with it, and their tech said that it is missing…

  • TPS92511: issues with low current and wide input voltage

    TI Thinks Resolved
    Part Number: TPS92511 Hi all, I try to use the TPS92511 within an application with 6V-36V input voltage. The LED current should be 50mA. The choosen inductor is 220mH (Murata 45224C). The R_iadj ist 30K. R_FS is 30k as well. The current ist 42mA@6V…

  • TPS92511: Can TPS92511 be used with paralleled LEDs

    TI Thinks Resolved
    Part Number: TPS92511 Other Parts Discussed in Thread: LM3466 Hi Can TPS92511 be used with 12 paralleled LEDs? If yes, what potential risk it will have?

  • TPS92511: LED current accuracy at RIADJ=30kohm and RIADJ=38kohm

    TI Thinks Resolved
    Part Number: TPS92511 Dear Specialists, My customer'd like to know the LED Current accuracy at RIADJ=30kohm and RIADJ=38kohm. The datasheet P.5 Electrical Characteristics ILED only described RIADJ=3kohm, 6kohm and 10kohm. Could you please let us…
    • Answered

  • TPS92511: Do you have external MOSFET version of TPS92511?

    Resolved
    Part Number: TPS92511 Other Parts Discussed in Thread: TPS92692 , TPS92691 , INA149 Hello guys, One of my customers is looking for a device which external MOSFET version of TPS92511. If the switching MOSFET is external, it can be used for higher voltage…
    • Resolved
    • Answered

  • TPS92511: MOSFET failure

    Resolved
    Part Number: TPS92511 Hi, I am facing the issue of an occasional MOSFET failure on the TPS92511. I am driving an 5 LED Strings with each their own TPS92511 and PWM. They are supplied from a common 48V power supply with an additional PI-Filter. The…
    • Resolved

  • TPS92511: Suggestion on constant current buck converter

    TI Thinks Resolved
    Part Number: TPS92511 Hi TI Team, We need a constant current of 500 mA for a string of LEDs with dimming functionality for a 7inch TFT LCD. Nominal input voltage is 12V. LED forward voltage is in the range of 8.7 V to 10.5 V. Please suggest…

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