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Showing 34 results View by: Thread Post Sort by
    Answered
  • TPS923650: TPS923650 for low-current backlight

    Griffin Ross
    Griffin Ross
    Resolved
    Part Number: TPS923650 Other Parts Discussed in Thread: TPS923652 Hello, I would like to ask for clarification about some of the TPS923650 characteristics. I am looking for a buck-boost converter supplied by about 24V to supply an LCD backlight of 20mA…
    • Resolved
    • 6 months ago
    • Power management
    • Power management forum
  • TPS923650: Can't get TPS923650 boost converter to work properly

    Martin Lazzari
    Martin Lazzari
    Part Number: TPS923650 Hello I've built this boost converter with the TPS92365D1: Input voltage is meant to be 13V-26V, output voltage 29V, 350 mA. However, I cannot get the circuit to work properly. The operation is unstable, sometimes delivering…
    • 6 months ago
    • Power management
    • Power management forum
  • TPS923650: Multiple errors in datasheet

    Nicolas Bouquet
    Nicolas Bouquet
    Part Number: TPS923650 Hello, Looking section 8.2.2 of the datasheet, I think there is multiple errors and/or anbiguous definitions: 1/ Definition of Vout : Datasheet : "VOUT is the sum of the voltage across LED load and the voltage across sense…
    • 1 month ago
    • Power management
    • Power management forum
  • TPS923650: TPS923650 BOOST CONVERTER IC FAILURE ISSUE

    Khushi Bansal
    Khushi Bansal
    Part Number: TPS923650 Tool/software: I am using the Boost converter IC (Part No: TPS923650D1DRLR ) for a DC-DC LED Driver application, with the following specifications: Sr. No. Parameter Value 1 Input Voltage …
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS923650: TPS923650D1 Does Not Supply Expected Output Current

    JkalHeat
    JkalHeat
    TI Thinks Resolved
    Part Number: TPS923650 Other Parts Discussed in Thread: TPS923651 Hello, I am using a TPS923650D1DRLR to drive a single 12V LED at 800mA. My incoming power ranges from 12V to 24V. I have a mcu that controls the PWM dimming. See attached for a simplified…
    • 21 days ago
    • Power management
    • Power management forum
  • TPS923650: TPS923650D1DRLR output current Changes After Load Reconnection

    Khushi Bansal
    Khushi Bansal
    Part Number: TPS923650 Dear TI Team, We are using the TPS923650D1DRLR LED driver IC in our tunable CCT lighting application. We are observing an unusual behavior during power-up and load reconnection, and would appreciate your support in understanding…
    • 2 months ago
    • Power management
    • Power management forum
  • TPS923650: Clarification on COMP Pin Resistor and DIM Pin Behavior in TPS923650

    Khushi Bansal
    Khushi Bansal
    Part Number: TPS923650 Tool/software: 1. Is it mandatory to add a resistance of very high value typically 10 mega ohms in parallel with the COMP pin capacitor, which I have seen in LED-39? 2. TPS923650 datasheet says that there is a delay in application…
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS923650: Capacitor selection equation missing

    Daniel Geue
    Daniel Geue
    Part Number: TPS923650 Greetings, I'm looking at using the TPS923650 for a backlight application and it seems the Input Capacitor Selection equation is missing (in sections 8.2.1.2.2 and 8.2.2.2.2). Even the text refers to ESRin and KDR which would…
    • 6 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS923650: Regarding current control function on buck-boost condition

    teritama
    teritama
    Resolved
    Part Number: TPS923650 Hi team, We are considering TPS923650 for an LED constant-current application (ILED = 140 mA). The assumed input voltage is 9 V, while the expected output voltage (LED Vf + sense resistor) is approximately 8.3 V to 10.1 V, meaning…
    • Resolved
    • 5 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS923650: Csense purpose

    Vladislav Mocluza
    Vladislav Mocluza
    Resolved
    Part Number: TPS923650 Hello team, I design a LED driver based on buck-boost topology with TPS923650D1. During debugging I found out that when Vled > 11V, driver stops regulate current, current increases up to 350mA while regulated current should…
    • Resolved
    • 9 months ago
    • Power management
    • Power management forum
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