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Showing 21 results View by: Thread Post Sort by
  • TPS922050: TPS922050: Adjusting COMP and VCC capacitors for fastest startup time?

    jeffg28CLY
    jeffg28CLY
    TI Thinks Resolved
    Part Number: TPS922050 The datasheet for this chip says: VCC, Table 5-1: "Connect with a 16V, 1uF capacitor to GND." COMP, Table 5-1: "Different capacitor values determinte different softstart times and bandwidths." 7.3.3: "It takes approximately…
    • 1 month ago
    • Power management
    • Power management forum
  • TPS922050: TPS922050 can the DIM input be used as an enable input

    Pol Peerboom
    Pol Peerboom
    TI Thinks Resolved
    Part Number: TPS922050 Hi! I'm trying to find a good 1A CC led driver and the TPS922050D1 or D2 is an attractive option. I do need an enable input however and I'm wondering whether the DIM input can be used for this? If I just pull it to GND will the…
    • 1 month ago
    • Power management
    • Power management forum
  • TPS922050: Can TPS922050 control LED current by PWM signal input to DIM pin?

    Kazuya Nakai59
    Kazuya Nakai59
    Part Number: TPS922050 Hello guys, One of my customers is considering using TPS922050. At this moment, they have the following question. Could you please give me your reply? Q. Can TPS922050 control LED current by On duty of PWM signal input to…
    • 8 months ago
    • Power management
    • Power management forum
  • TPS922050: Calculation Tool

    Jason Maxwell
    Jason Maxwell
    TI Thinks Resolved
    Part Number: TPS922050 Is there a calculation tool for the TPS922050? Best, Jason Maxwell
    • 4 months ago
    • Power management
    • Power management forum
  • TPS922050: TPS922050 manual issue

    jeno.zhang
    jeno.zhang
    TI Thinks Resolved
    Part Number: TPS922050 Tool/software: Hello, As shown in the following figure, there are two red underlined markers, one indicating a BUCK LED driver and the other indicating a boost or buck boost LED driver. I am not quite sure what the topology of…
    • over 1 year ago
    • Power management
    • Power management forum
  • Answered
  • TPS922050: TPS922050D2 switching frequency during analog dimming

    Robert Saccomanno
    Robert Saccomanno
    Resolved
    Part Number: TPS922050 Hi, Trying to design an EMI/EMC filter for the 48VDC power supply that feeds the TPS922050D2 and want to understand the range of switching frequencies that the part will operate over its full analog dimming range. I will operate…
    • Resolved
    • 4 months ago
    • Power management
    • Power management forum
  • Answered
  • INA237: Measuring LED current on the TPS922050 LED Driver

    Robert Saccomanno
    Robert Saccomanno
    Resolved
    Part Number: INA237 Other Parts Discussed in Thread: TPS922050 The LED driver, TPS922050 says it switches up to 1 MHz. I want to use the INA237 to report LED current via I2C. What values do you recommend for the R & C in Fig 8-1? Please recommend an averaging…
    • Resolved
    • 4 months ago
    • Amplifiers
    • Amplifiers forum
  • TPS922050: TPS922050D1DSGR Turn-on delay variation with temperature and lot variation

    Farhan Mansuri
    Farhan Mansuri
    TI Thinks Resolved
    Part Number: TPS922050 Hi TI team, I would like to understand the variation in turn-on (startup) delay for TPS922050D1DSGR. Could you please clarify: How much the turn-on delay changes with temperature Whether there is any batch-to-batch (lot…
    • 4 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS922050: PSpice model

    junichi nagashima
    junichi nagashima
    Resolved
    Part Number: TPS922050 LED Driver team, Where does a customer get access to the TPS922050 D2 PSpice model? Thanks, Junichi
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
  • TPS922050: need a buck-boost solution

    Chen Alex1
    Chen Alex1
    Part Number: TPS922050 Tool/software: hi sir we need a solution for LED tube spec as below Vin:9~60v, vout:38v/200mA sometime is boost solution sometime is buck solution TPS922050 is the right solution in TI? Thanks
    • 10 months ago
    • Power management
    • Power management forum
>

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