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Texas Instruments (TI) Amplifiers support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search amplifier IC content or ask technical support questions on everything from precision and general purpose operational amplifiers (op amps) to instrumentation and differential amplifiers. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
Frequent questions
  • [FAQ] INA250: Can I use the INA250 inline with a PWM signal?

    Harsha Munikoti
    Harsha Munikoti
    Part Number: INA250 Other Parts Discussed in Thread: INA240 , INA253 Can I use the INA250 inline with a PWM signal?
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA250: Where can I find the user's guide for the INA250EVM with just one A2 device?

    Harsha Munikoti
    Harsha Munikoti
    Other Parts Discussed in Thread: INA250EVM I have a version of the INA250EVM from TI that is different than the one shown on the product page. The board I have has a single INA250A2 unit installed on it. Is there a user's guide for this board?
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA210: What is the difference between the INA21xA, INA21xB, and INA21xC devices?

    Manuel Chavez
    Manuel Chavez
    Part Number: INA210 There are various INA21xA/B/C devices. Why are the trailing letters different?
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA199: What is the difference between the INA199A, INA199B and INA199C devices?

    Manuel Chavez
    Manuel Chavez
    Part Number: INA199 There are multiple versions of the INA199, ending with A#, B#, and C#. What is different between versions?
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA199: Some plots in the data sheet are noted as only for INA199A3. What about INA199A1 and INA199A2?

    Manuel Chavez
    Manuel Chavez
    Part Number: INA199 The INA199 data sheet says typical characteristic plots were measured with the INA199A3. Are curves for the INA199A1 and INA199A2 identical?
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA3221: Input Bias Current & Impedance Specs for Bus Voltage Monitors

    Peter Iliya
    Peter Iliya
    Part Number: INA3221 Other Parts Discussed in Thread: INA219 , INA231 , INA230 , INA226 , INA220 Some power monitors contain "input bias current || input impedance" specifications. How do these properties affect design and implementation of these devices…
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA190: How Offset (Vos) and Bias Currents (IB) Affect Low Current Measurements

    Peter Iliya
    Peter Iliya
    Part Number: INA190 Other Parts Discussed in Thread: INA240 , INA138 , INA216 , INA270 , INA193 , INA203 , INA200 , INA226 , INA170 , LMP8645 , INA223 , INA282 , INA210 , INA199-Q1 , INA180 , INA181 , INA121 What are the design considerations when making…
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA199: Does power sequencing for my current shunt monitor matter?

    Patrick Simmons
    Patrick Simmons
    Part Number: INA199 I expect that when I turn on my system, there will be a delay between when my microcontroller is ready for measurement and when my INA199 is properly powered on. Will this produce errors in my microcontroller readings?
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA199: Dealing with device protection when you can't exceed -0.3V

    Mitch M
    Mitch M
    Part Number: INA199 How do I protect against reverse current when I can only allow my signal to be 0.3V below ground?
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA199: Closed Loop Output Impedance and Output Compensation for Capacitive Load Stability

    Mitch M
    Mitch M
    Part Number: INA199 Other Parts Discussed in Thread: TINA-TI , How do I use the closed loop output impedance (Zout) to stabilize the output of a current sense amplifier with a capacitive load?
    • Answered
    • over 7 years ago
    • Amplifiers
    • Amplifiers forum
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