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Showing 46 results View by: Thread Post Sort by
    Answered
  • TPS62902: High current draw when in shutdown (EN=LOW)

    Patrick Driver
    Patrick Driver
    Resolved
    Part Number: TPS62902 Tool/software: Hi, We have used two TPS62902 in our design, input supply is 9V, the 3V3 output stays on, and the A2_SERVO_EN is connected to a microcontroller pin to enable/disable the 5V converter. We are getting a high current…
    • Resolved
    • 1 month ago
    • Power management
    • Power management forum
  • TPS62902: TPS62902QRYTRQ1 Failure Analysis of DCAC. light Double 85 Communication Failure

    yingjiao LI
    yingjiao LI
    TI Thinks Resolved
    Part Number: TPS62902 Other Parts Discussed in Thread: TPS62932 Tool/software: Hi Problem description: (UMC production controller: 0124AA0070) 3.7 (Friday): The grid torque test bench provides speed, but the compressor is not running. It was found that…
    • 2 months ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • TPS62902: TPS62902 Overload/Short Current Operation

    NAOAKI SAIMEN
    NAOAKI SAIMEN
    Resolved
    Part Number: TPS62902 Other Parts Discussed in Thread: TPS62901 Tool/software: Hi, I am NAOAKI. I am designing a 5V-3.3V buck converter using TPS62902. So I have one question about the overcurrent protection function. I think that the TPS62902 does not…
    • Resolved
    • 6 months ago
    • Power management
    • Power management forum
  • Answered
  • TPS62902: How to measure light load efficiency?

    Paul Yeh
    Paul Yeh
    Resolved
    Part Number: TPS62902 Tool/software: Hi team, my customer designed this chip and need to do light load efficiency measurement. They tried to measure it but seems measurement result is lower than our datasheet ‘ data. so can you advise how to guide…
    • Resolved
    • 3 months ago
    • Power management
    • Power management forum
  • TPS62902-Q1: FB Resistor Selection

    Egemen Aksoy
    Egemen Aksoy
    TI Thinks Resolved
    Part Number: TPS62902-Q1 Other Parts Discussed in Thread: TPS62902 Tool/software: Hello, In our project, we are using TPS62902 to supply 1V25 Core supply. Schematic is attached We want to optimize BOM and reduce the reel amount for the pick and place…
    • 7 months ago
    • Power management
    • Power management forum
  • TPS62902: Start timing of "start-up delay time"

    Motoyasu Hattori
    Motoyasu Hattori
    TI Thinks Resolved
    Part Number: TPS62902 Tool/software: Hi, When VIN is connected with EN, "Start-up delay time" is from EN=UVLO to start switching. Is it correct? I think EN's High voltage is typical 1.0V, but TPS6290x have not started yet. Although my understanding…
    • 6 months ago
    • Power management
    • Power management forum
  • TPS62902-Q1: Switching Frequency Tolerance

    Vineet Anurag
    Vineet Anurag
    TI Thinks Resolved
    Part Number: TPS62902-Q1 Tool/software: Hi, Greetings of the Day !! I could not find the Switching frequency limits other than the typical value of 2.5MHz. It would really mean a lot if you can please help to get the frequency tolerance. Here are the…
    • 8 months ago
    • Power management
    • Power management forum
  • TPS62902: Schematics Review

    Shifali N
    Shifali N
    TI Thinks Resolved
    Part Number: TPS62902 Tool/software: Hi Team, I am using TPS62902RPJR for Vin=12V and Vout=5V. Please verify the schematics for the same. Regards, Shifali N 4643.TPS62902RPJR.pdf
    • over 1 year ago
    • Power management
    • Power management forum
  • TPS62902: Low Iq Buck converter with bypass mode

    István Péter Varjas
    István Péter Varjas
    TI Thinks Resolved
    Part Number: TPS62902 Other Parts Discussed in Thread: TLV4051 Tool/software: Dear TI support team, I'm developing the power management for a long life battery powered small device. The device operates most of the time in low power mode, when current…
    • 10 months ago
    • Power management
    • Power management forum
  • TPS62902: Datasheet Iq_psm vs Iq_pwm, unit given is uA vs mA

    MatthiasZ
    MatthiasZ
    TI Thinks Resolved
    Part Number: TPS62902 Tool/software: Hello TI Team, the datasheet states Iq_psm = 4uA, which is good for a low Iq device, but the line below states Iq_pwm is 8000 uA, namely 8 mA which is surprisingly high. Is the unit mA in the datasheet wrong or is…
    • 10 months ago
    • Power management
    • Power management forum
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