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Amplifiers

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Amplifiers forum

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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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  • Answered

    THS3491: Damage to part after being installed on PCB 0 Locked

    257 views
    6 replies
    Latest over 2 years ago
    by kai klaas69
  • Answered

    LM324-N: Difference between LM324AN/NOPB and LM324N/NOPB 0 Locked

    1332 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Answered

    OPA657: OPA657 as TIA output noise/osillates 0 Locked

    1486 views
    8 replies
    Latest over 2 years ago
    by Follin Ju
  • Answered

    INA241A: Spice model does not work 0 Locked

    811 views
    5 replies
    Latest over 2 years ago
    by Peter Iliya
  • Answered

    INA333: Simulation not matching expected results 0 Locked

    763 views
    3 replies
    Latest over 2 years ago
    by Raymond Zhang1
  • Suggested Answer

    OPA855: TINA-SPICE simulation gives unrealistic results 0 Locked

    1049 views
    10 replies
    Latest over 2 years ago
    by Alec Saebeler
  • Not Answered

    OPA2365: Error on voltage follower circuit 0 Locked

    382 views
    5 replies
    Latest over 2 years ago
    by Alec Saebeler
  • Suggested Answer

    TLV1391: Temperature dependance of common-mode input voltage range 0 Locked

    246 views
    2 replies
    Latest over 2 years ago
    by Paul Grohe
  • Suggested Answer

    LM2903: Confirm whether it is damaged 0 Locked

    413 views
    1 reply
    Latest over 2 years ago
    by Paul Grohe
  • Suggested Answer

    OPA2188: Output Behavior, when input voltage is higher than specification, such as 11.7V 0 Locked

    261 views
    2 replies
    Latest over 2 years ago
    by Marek Lis
  • Not Answered

    TPA3255EVM: TPA3255 0 Locked

    414 views
    4 replies
    Latest over 2 years ago
    by David Maciel
  • Suggested Answer

    THS4541: Improving HD3 of 18-bit SAR ADC when using THS4541 in input drive circuitry 0 Locked

    880 views
    3 replies
    Latest over 2 years ago
    by Michael Steffes
  • Answered

    OPA2188:OPA2188: RTD linearizzation 0 Locked

    1215 views
    15 replies
    Latest over 2 years ago
    by Serhii Bashkirov
  • Suggested Answer

    INA200: p2p Alternate to INA200AIDGKR 0 Locked

    359 views
    2 replies
    Latest over 2 years ago
    by DHarmon
  • Not Answered

    I opened a chip.it looks like a dual operational amplifier or comparator.What is the most likely chip model? 0 Locked

    219 views
    1 reply
    Latest over 2 years ago
    by LeonardEllis
  • Suggested Answer

    LM393: What's the different between LM393PW and LM393PWR? 0 Locked

    576 views
    11 replies
    Latest over 2 years ago
    by Jim Tsai
  • Answered

    XTR111: Confirming the circuit and adding a filter to the I/O 0 Locked

    383 views
    1 reply
    Latest over 2 years ago
    by Raymond Zhang1
  • Answered

    XTR300: Definitions of Specifications of Gain Nonlinearity in voltage output mode and Linearity Error in current output mode 0 Locked

    6007 views
    4 replies
    Latest over 2 years ago
    by Shinichi Inoue
  • Not Answered

    INA296B: INA296B1 0 Locked

    539 views
    2 replies
    Latest over 2 years ago
    by Cierra Cowley
  • Answered

    INA321: Amplification issue uA 0 Locked

    397 views
    2 replies
    Latest over 2 years ago
    by Marek Lis
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