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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] Precision amplifiers for lab and field instrumentation

    Soufiane Bendaoud
    Soufiane Bendaoud
    Other Parts Discussed in Thread: OPA2206 , THP210 , OPA2182 , OPA2387 , OPA197 , OPA391 , INA821 , INA826 , LPV821 , OPA369 PRAMPS in lab and field instrumentation Analytical lab equipment can be used for early detection of diseases and drug development…
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] How to achieve 0.01% constant-current accuracy for DC power supply?

    Shaury Anand
    Shaury Anand
    Part Number: INA188 Lab DC power supply, semiconductor testing and battery testing require accurate constant-current and constant-voltage output DC power supplies. The current and voltage control accuracy of the equipment need to be better than ±0.02…
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] Does TI provide guidance on input resistance variation due to manufacturing process, temperature drift and lifetime for isolated converters?

    Alexander Smith
    Alexander Smith
    Other Parts Discussed in Thread: AMC1300 , AMC1304L05 , AMC1303M0510 , AMC1303E2510 , AMC1303E2520 , AMC1303E0520 , AMC1303M2510 , AMC1303M2520 , AMC1303M0520 , AMC1303E0510 , AMC1302-Q1 , AMC1302 , AMC1301 , AMC1301-Q1 , AMC1304L05-Q1 , AMC1304L25 ,…
    • Answered
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] How to Select Amplifiers for 4-20mA Field Transmitter Applications

    Daniel Terrazas
    Daniel Terrazas
    Field transmitter is a general term that encompasses the common industrial process control systems: pressure, temperature, and flow. While pressure , temperature , and flow transmitters each pose distinct design challenges and considerations, some signal…
    • Answered
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] What precision amplifiers should I use in my Infusion pump design

    Tyler Noyes
    Tyler Noyes
    Infusion pumps have strict regulations that control their safety features such as the air-in-line detection and the pressure/occlusion sensors. There are also many different types of infusion pumps along with locations they may be used. This can make…
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] AMC1411EVM: Removal of R3

    Alexander Smith
    Alexander Smith
    Part Number: AMC1411EVM Hi, Is there any issue with removing R3 on the AMC1411EVM?
    • Answered
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] How to design for over temperature protection with a thermistor and a comparator

    Joe Vanacore
    Joe Vanacore
    Other Parts Discussed in Thread: TMP63-Q1 Is there a solution for over temperature protection using a comparator with external hysteresis? My automotive design requires the comparator output to toggle high when a temperature of 100C is reached. I would…
    • Answered
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] Common Mode Voltage Range vs. Input Voltage Range for a Comparator

    Joe Vanacore
    Joe Vanacore
    What is the difference between Input voltage range and common mode voltage range for a comparator?
    • Answered
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] How to determine if my comparator has a rail-to-rail output (RRO)?

    Forest Davis-Hollander
    Forest Davis-Hollander
    Why is a rail-to-rail output (RRO) important, and how can I determine if my comparator has a RRO?
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] TLV3604: When to use a comparator in a Time-of Flight system such as LiDAR

    Joe Vanacore
    Joe Vanacore
    Part Number: TLV3604 I am trying to implement a cost-effective design circuit for a Time-of Flight distance measurement. I noticed that ADC's are commonly used in these types of designs. I would like to know when to use a comparator in a Time-of-Flight…
    • Answered
    • over 4 years ago
    • Amplifiers
    • Amplifiers forum
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  • Answered

    OPA356: Current or voltage limiter for TIA to In- 0 Locked

    1631 views
    11 replies
    Latest over 2 years ago
    by DeWei Lan
  • Answered

    INA233: Abnormal behavior when changing the temperature rapidly 0 Locked

    400 views
    7 replies
    Latest over 2 years ago
    by Mitch M
  • Answered

    LMP7704-SP: TINA Model from SNOAA75A (Space-Grade, 100-krad, 125-kHz Photodiode TIA Circuit) 0 Locked

    1109 views
    14 replies
    Latest over 2 years ago
    by Michael Steffes
  • Answered

    LM258: require IBIS model file 0 Locked

    279 views
    2 replies
    Latest over 2 years ago
    by Ashley Kang
  • Answered

    OPA3S328: Internal Switch usage 0 Locked

    448 views
    1 reply
    Latest over 2 years ago
    by Luis Chioye
  • Answered

    AMC1400-Q1: application notes required 0 Locked

    812 views
    10 replies
    Latest over 2 years ago
    by Tom Hendrick
  • Answered

    THS4131: Is the Differential Input voltage really just +/-1.5 volts. 0 Locked

    377 views
    1 reply
    Latest over 2 years ago
    by Michael Steffes
  • Suggested Answer

    INA225: wrong gain 0 Locked

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

    TLV7044: propagation delay problem 0 Locked

    578 views
    11 replies
    Latest over 2 years ago
    by Luca Meloni
  • Suggested Answer

    THS4541: THS4541 0 Locked

    333 views
    2 replies
    Latest over 2 years ago
    by Sima Jalaleddine
  • Suggested Answer

    THS4541: THS4521 0 Locked

    415 views
    2 replies
    Latest over 2 years ago
    by Sima Jalaleddine
  • Answered

    OPA657: PSRR decreasing when use resisotr divider as voltage reference 0 Locked

    1066 views
    9 replies
    Latest over 2 years ago
    by Follin Ju
  • Answered

    LMH5401: differential impedance 100ohm input 0 Locked

    529 views
    2 replies
    Latest over 2 years ago
    by user5163865
  • Not Answered

    LMP8481: How to measure high current with LMP8481 on high side? 0 Locked

    593 views
    17 replies
    Latest over 2 years ago
    by Javier Contreras4
  • Answered

    LMH6551: THD or distortion rate 0 Locked

    316 views
    2 replies
    Latest over 2 years ago
    by Sima Jalaleddine
  • Not Answered

    OPA455: overdrive (saturation) behavior 0 Locked

    462 views
    4 replies
    Latest over 2 years ago
    by Raymond Zhang1
  • Suggested Answer

    INA849: Programmable gain circuit 0 Locked

    1769 views
    7 replies
    Latest over 2 years ago
    by Luis Chioye
  • Suggested Answer

    INA240: Common Mode Output Waveform 0 Locked

    1557 views
    22 replies
    Latest over 2 years ago
    by Guang Zhou
  • Answered

    INA826: Input capacitance 0 Locked

    319 views
    2 replies
    Latest over 2 years ago
    by Chris Featherstone
  • Answered

    LMH5401: Input protection for fully-differential amplifier 0 Locked

    901 views
    6 replies
    Latest over 2 years ago
    by Nick Alexeev
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