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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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  • Not Answered

    INA293-Q1: Current Sense Waveform Different - Noise Problems 0 Locked

    832 views
    1 reply
    Latest over 1 year ago
    by Javier Contreras4
  • Answered

    INA381: Comparator Input Bias Currents, Startup Behavior 0 Locked

    357 views
    2 replies
    Latest over 1 year ago
    by Nathan Langford
  • Suggested Answer

    TLV9002: closed-loop -3dB bandwidth 0 Locked

    326 views
    1 reply
    Latest over 1 year ago
    by Robert Clifton56
  • Suggested Answer

    INA193: Sn & NiPdAu same part number 0 Locked

    435 views
    4 replies
    Latest over 1 year ago
    by Guang Zhou
  • Suggested Answer

    LM393: EOL LM393M/NOPB 0 Locked

    486 views
    1 reply
    Latest over 1 year ago
    by Paul Grohe
  • Answered

    TLV1704: zero supply voltage 0 Locked

    370 views
    3 replies
    Latest over 1 year ago
    by Paul Grohe
  • Suggested Answer

    OPA2322: Current Sensing signal conditioning 0 Locked

    439 views
    1 reply
    Latest over 1 year ago
    by Robert Clifton56
  • Not Answered

    recommend an amplifier that operates with -50V supply 0 Locked

    774 views
    2 replies
    Latest over 1 year ago
    by Raymond Zhang1
  • Not Answered

    OPA172: Not a rail to rail part after all. 0 Locked

    303 views
    2 replies
    Latest over 1 year ago
    by Caro Walter
  • Suggested Answer

    OPA657: Could you recommend a rail to rail AMP which performance like OPA657U 0 Locked

    364 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    LM324: Long output of operational amplifier leads to self-excited oscillation 0 Locked

    515 views
    4 replies
    Latest over 1 year ago
    by liujun
  • Answered

    INA280: Device Operation when Reverse Current Flows 0 Locked

    632 views
    6 replies
    Latest over 1 year ago
    by Peter Iliya
  • Answered

    INA219EVM: Documentation for Rev B Version? 0 Locked

    588 views
    2 replies
    Latest over 1 year ago
    by Cobb Peterson
  • Answered

    OPA4227: Behavior in case of input condition is open 0 Locked

    655 views
    8 replies
    Latest over 1 year ago
    by Ryuuichi machida
  • Not Answered

    OPA2192: OPA2192 In the figure below, increasing 100nF at C1 causes output oscillation. 0 Locked

    368 views
    1 reply
    Latest over 1 year ago
    by Raymond Zhang1
  • Suggested Answer

    PGA309: The PGA does not respond as expected in the config- CRC checksum issue? 0 Locked

    593 views
    5 replies
    Latest over 1 year ago
    by Art Kay
  • Suggested Answer

    OPA189: Transients during current limiting; Expected behavior 0 Locked

    746 views
    3 replies
    Latest over 1 year ago
    by Art Kay
  • Answered

    LM339: High Speed Requirement for LM339 0 Locked

    429 views
    2 replies
    Latest over 1 year ago
    by Chi Nguyen1
  • Suggested Answer

    INA229: Device sends invalid data on MISO until INA229 is power cycled. 0 Locked

    886 views
    9 replies
    Latest over 1 year ago
    by Mitch M
  • Answered

    TLV3011B: Do we have REF=2.5V comparator? 0 Locked

    514 views
    5 replies
    Latest over 1 year ago
    by Chi Nguyen1
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