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  • TPS552892-Q1: Pulse operation in PFM mode

    Resolved
    Part Number: TPS552892-Q1 Hi team, I tested some waveforms in PFM mode. For the pulse operation at switching times, I have few questions: 1. At buck, boost and buck-boost mode, the switching pulse seems to use the same period operation as PWM mode…
    • Resolved

  • TPS552892-Q1: Quick start calculation tool to estimate loop response and inductor peak current?

    Part Number: TPS552892-Q1 Hi team, Do you have quick start calculation tool to decide external componetns and to estimate loop response and inductor peak current? Does equiation (8): "Ipk_boost" show "Abplitude between inductor peak ripple and Iin_average…
    • Answered

  • TPS552892-Q1: Absolute max voltage of PG pin and CC pin

    Resolved
    Part Number: TPS552892-Q1 Hi, I want to confirm the absolute max voltage of those open drain pins, PG and CC, of this device. As the published information, the latest datasheet in APRIL 2023 says that the voltage is 6V and VCC+0.3V as shown in below…
    • Resolved

  • RE: TPS552892-Q1: [ Inductor I ( Laverage ) is highlighted in Red, Is that saying it is not recommended ?

    Hi Mohammed, Mohammed Khan said: 3. At what current FPWM mode kicks in ? When MODE pin is pulled high, the inductor current is always in FPWM mode even without load. Mohammed Khan said: 3. Also, if lets say, I'm designing for 500mA, I(Lvalley) max…

  • TPS552882-Q1: CC pin

    TI Thinks Resolved
    Part Number: TPS552882-Q1 Other Parts Discussed in Thread: TPS552892-Q1 Tool/software: Hi Team, The datasheet didn't show the detail info of CC pin. Is the function same as TPS552892-Q1 spec? Regards, Roy
    • Answered

  • TPS551892-Q1: How to achieve 0.8 to 1.2V output

    Resolved
    Part Number: TPS551892-Q1 Other Parts Discussed in Thread: TPS552892-Q1 , TPS552892 , LM61495-Q1 , Tool/software: Datasheet says the output range is 0.8V to 22V, But the VREF is 1.2V, so how can I achieve 0.8V output? Specifically the datasheet…
    • Resolved
    • Answered

  • TPS552892: not stable

    Resolved
    Part Number: TPS552892 Tool/software: Hello. I am developing a compact charger for 3s lithium batteries using TPS552892-Q1 to get 16v from 9-32v input. It turned out that the prototype does not work properly. The input voltage is 12v. Without load…
    • Resolved

  • TPS552892: Schematic/Layout Review

    Part Number: TPS552892 Other Parts Discussed in Thread: , TPS55289-Q1 Tool/software: Hello, please review layout and schematic. It is meant for supplying a BLDC motor driver board. Vout = 20V (may change to 15V) Vin = 10-20V Iout,max = 2A…
    • Answered

  • TPS551892-Q1: [ZF] Load dump

    Resolved
    Part Number: TPS551892-Q1 Other Parts Discussed in Thread: TPS552892-Q1 Tool/software: Dear team, The maximum input voltage of TPS551892-Q1 is 27V. What is the 12V output voltage performance under load dump (35V)? Thanks! Regards, Mingkang
    • Resolved

  • TPS552872-Q1: CALCULATION-TOOL-V1.0

    TI Thinks Resolved
    Part Number: TPS552872-Q1 Other Parts Discussed in Thread: TPS552892-Q1 , , TPS552872 Hi, I found the calculation tool of TPS552892-Q1. Could you provide the tool for TPS552872-Q1 also or tell me the way to change the tool of TPS552892-Q1 to one for…

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