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Showing 9 results View by: Thread Post Sort by
  • LP38691-Q1: LP38691-Q1

    Ângela Meireles
    Ângela Meireles
    TI Thinks Resolved
    Part Number: LP38691-Q1 Hello, I found following model on LP38691-Q1 product page. -LP38691_3P3 Unencrypted PSpice Transient Model I need 2.5V output model but it seems 3.3V fixed output model. Could you give me 2.5V output model? I'm thinking of using…
    • over 2 years ago
    • Power management
    • Power management forum
  • LP38691-Q1: Different dropout voltages

    Manoj Turpati
    Manoj Turpati
    TI Thinks Resolved
    Part Number: LP38691-Q1 Hello TI, I am calculating worst case power dissipation for the device LP38691-Q1. I have come across different dropout voltages in the datasheet. I would like to calculate worst case power dissipation from -40 to +125 which…
    • over 1 year ago
    • Power management
    • Power management forum
  • LP38691-Q1: P/N Clarification

    Evan Wang
    Evan Wang
    TI Thinks Resolved
    Part Number: LP38691-Q1 Other Parts Discussed in Thread: LP38691 Hi TI expert, May I know whether I can directly replace LP38691SD-5.0/NOPB with LP38691 Q SDX-5.0/NOPB ? And how to identify whether LP38691QSDX-5.0/NOPB is qualified as AEC-Q100?…
    • over 2 years ago
    • Power management
    • Power management forum
  • Answered
  • LP38691-Q1: Maximum reverse current

    Toshio Ushikubo
    Toshio Ushikubo
    Resolved
    Part Number: LP38691-Q1 Other Parts Discussed in Thread: LP38691 Hello, Datasheet has following explanation about reverse current. “The current in the parasitic diode must be limited to less than 1-A continuous and 5-A peak.” Please advise the…
    • Resolved
    • over 8 years ago
    • Power management
    • Power management forum
  • Answered
  • LP38691-Q1 How to use PSpice Transient Model on TINA-TI

    Toshio Ushikubo
    Toshio Ushikubo
    Resolved
    Other Parts Discussed in Thread: LP38691 , TINA-TI , LP38691-Q1 Hello, Please advise how to use “LP38691_3P3 PSpice Transient Model” on the following page on TINA-TI, or give me TINA-TI model. www.ti.com/.../toolssoftware Best Regards.
    • Resolved
    • over 10 years ago
    • Simulation, hardware & system design tools
    • Simulation, hardware & system design tools forum
  • Answered
  • LP38691-Q1 input voltage beyond absolute maximum ratings

    Toshio Ushikubo
    Toshio Ushikubo
    Resolved
    Hello, Please answer following question from customer. Input voltage absolute maximum ratings is 12V max. Please advise what will happen when 16V is applied to IN terminal. For example device will be damaged but smoke, burn and IN-OUT short…
    • Resolved
    • over 10 years ago
    • Automotive (Read-Only)
    • Automotive Forum (Read-Only)
  • Answered
  • LP38691QSD-5.0 (WSON) Question NC terminal and Output Capacitor

    Toshio Ushikubo
    Toshio Ushikubo
    Resolved
    Other Parts Discussed in Thread: LP38691 Hello, Please answer following question from customer. Q1: Please advise if NC terminal (3pin) of LP38691QSD-5.0 (WSON package) is opened internally. Is it OK to connect NC terminal to GND or open? …
    • Resolved
    • over 10 years ago
    • Automotive (Read-Only)
    • Automotive Forum (Read-Only)
  • Answered
  • RE: PWM chip selection

    John Bottrill
    John Bottrill
    Resolved
    Hi, I've attached the 2013 User's Guide for power products. Starting on page 53 you will find a selection of PWM controllers. many of these teh frequency can be varied according to external criteria. As an example if you use a UC3842 it is a simple…
    • 2013 Power Management Guide.pdf
    • over 12 years ago
    • Power management
    • Power management forum
  • Answered
  • RE: 110/220 VAC to 12 KVDC Push Pull supply?

    John Bottrill
    John Bottrill
    Resolved
    Gary, Most any of our power controllers with dual output capability will provide the control. See attached document starting at page 50 with the dual output controllers on page 53 and 54 and choose what features you want. Regards, John
    • 2013 Power Management Guide.pdf
    • over 12 years ago
    • Power management
    • Power management forum

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