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Showing 67 results View by: Thread Post Sort by
    Answered
  • TPS7A47: Difference between TL1963A and TPS7A45

    Liu Yang
    Liu Yang
    Resolved
    Part Number: TPS7A47 Hi Team, I find the most parameters of TL1963ADCQR and TPS7A4501DCQR are the same although they are different series of TL and TPS. What's the difference between them? Why do so similar two chips belong to different series? Beat…
    • Resolved
    • over 3 years ago
    • Power management
    • Power management forum
  • TPS7A45: TPS7A4501DCQT

    samraj j
    samraj j
    TI Thinks Resolved
    Part Number: TPS7A45 Hi Team, We are using LDO TPS7A4501DCQT in one of our project our requirements is VIN - 13V Vout - 11.5 Iout - 1.5A our ambient temperature is 25°C to 50°C. In datasheet mentioned Junction-to-ambient thermal resistance - 50.5°C…
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A45: Negative output when TPS7A45 is disabled.

    shiwei luan
    shiwei luan
    Resolved
    Part Number: TPS7A45 Hi, my design with TPS7A45 is as following. But when Pin1 is LOW to disable TPS7A45, the output is around -0.5V. I also tried to put 500 Ohm at pin4 to provide load, but doesn't make any improvement. How to prevent negative…
    • Resolved
    • over 6 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A45: Power Good independent of enable

    Steve Widener
    Steve Widener
    Resolved
    Part Number: TPS7A45 DO we have a 3.3V -> 1.8V / 500mA LDO with enable where the PG Output is independent of the EN pin? For instance, if the LDO is turned off via the EN pin, will the PG stay active until the output discharges below, say 95% of the…
    • Resolved
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A45: TPS7A4501

    SU ZHANG
    SU ZHANG
    Resolved
    Part Number: TPS7A45 I'm measuring 1.6V at pin#5, ADJ, as opposed to 1.2V. the same circuit works ok on the other board. is there any way to troubleshoot the problem? what could have caused the issue? it's not easy to just take the part off the board…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • TPS7A45: About reverse current protection operation

    Tsukui Yusuke
    Tsukui Yusuke
    TI Thinks Resolved
    Part Number: TPS7A45 Hi, Could you tell me about TPS7A45 reverse current operation? Customers are considering the following diode installations. The background is to prevent the output voltage from rising during reverse current protection. Should customers…
    • over 5 years ago
    • Power management
    • Power management forum
  • RE: TPS7A45: What Does "7A" Signify in TPS7Axx Series of Linear Regulators

    Jack Braden
    Jack Braden
    Hi Aaron, Ok, I'll try and identify some specific part numbers and get back with you. I also have a couple of more similar questions about some other parts. I'll send these questions to your e-mail address. I appreciate your help. Regards…
    • over 4 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A45: Effect of junction temperature on current limit/ Clarifying TPS7A45XX Datasheet Figures 20&21

    James Strickland1
    James Strickland1
    Resolved
    Part Number: TPS7A45 Hello there, I found a previous thread somewhat helpful as it clarified that the TPS7A45XX has current limiting protection which limits the output current depending on Input-Output differential voltage and ambient free air temperature…
    • Resolved
    • over 5 years ago
    • Power management
    • Power management forum
  • Answered
  • TPS7A45: TPS7A4533DCQR

    user5785737
    user5785737
    Resolved
    Part Number: TPS7A45 I have a TPS7A4533 voltaje regulator, my question is: can I use it in Dropout Operation mode?, i.e. can I input 3.3V and obtain 3.3V at ouput?
    • Resolved
    • over 7 years ago
    • Power management
    • Power management forum
  • TPS7A45: What is the max value of feed forward capacitance I can put down on my board to suppress output noise

    Al B
    Al B
    Part Number: TPS7A45 Asking this for my customer... I am looking into improving the phase noise by adding feedforward capacitance. The data sheet on this part seems to lack context—on page 19, it goes through a calculation or two regarding poles and…
    • over 4 years ago
    • Power management
    • Power management forum
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