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Amplifiers

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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] LOG200: Output oscillation

    Shuji Ishiwata
    Shuji Ishiwata
    Part Number: LOG200 Hi All, I have a question regarding the LOG200. The output is oscillating on a customer's circuit board, and I am seeking your assistance. The circuit board situation is as follows: A PD in a completely dark state is connected…
    • 2 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA241 vs INA296: Selecting Devices with or without PWM Rejection

    Joe Vanacore
    Joe Vanacore
    Part Number: INA241A I am looking for a high voltage, precise current sense amplifier and both the INA241 and the INA296 families meet my design requirements. I see that the INA241 has a PWM reject feature like the INA750 and INA790. How do I decide…
    • Answered
    • 3 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA240: What are the INA240 Schematic and Design recommendations?

    Levi DV
    Levi DV
    Part Number: INA240 What Size Resistors should be used with the INA240? Can a voltage divider be used to drive the reference input of the INA240? Why does the output of the INA240 seem distorted compared to the measured current?
    • Answered
    • 3 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA181: How do I properly design an input filter for my INA18x-Q1 device?

    Carolus Andrews
    Carolus Andrews
    Part Number: INA181 Other Parts Discussed in Thread: INA180 , INA240 How do I properly design an input filter for my INA18x-Q1 device?
    • Answered
    • 3 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] How to use the ALERT pin of a digital power monitor

    Guang Zhou
    Guang Zhou
    Part Number: INA236 Other Parts Discussed in Thread: INA3221 , INA209 , , INA228 , INA237 I want to use the ALERT pin of a digital power monitor, what should I pay attention to?
    • Answered
    • 4 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA228: Current not reading as expected

    Mitch M
    Mitch M
    Part Number: INA228 Other Parts Discussed in Thread: SYSCONFIG I’m reading the current register value, but the result is wrong. Why am I not reading the value that I expect to be reading?
    • Answered
    • 4 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA238: Troubleshooting I2C Communication Failures (NACK) in TI Current Sense Power Monitors

    Mallika Senthil
    Mallika Senthil
    Part Number: INA238 Other Parts Discussed in Thread: PCA9306 , TCA9517 I’m getting a “no acknowledge” (NACK) when I try to communicate with the power monitor.
    • Answered
    • 4 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA229: Registers are reading incorrectly

    Louis L
    Louis L
    Part Number: INA229 Other Parts Discussed in Thread: INA239 Why is it when I try reading a register, it appears that I'm actually reading a completely different register? For example, I read 0x3F but I get the results from register 0x3E instead.
    • Answered
    • 4 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA186-Q1: INA186 - Abs Max ratings

    Holly R
    Holly R
    Part Number: INA186-Q1 Other Parts Discussed in Thread: INA186 Can the INA186 handle a VCM beyond Abs Max for a short amount of time?
    • Answered
    • 4 months ago
    • Amplifiers
    • Amplifiers forum
  • [FAQ] INA186-Q1: Can the INA186 be used with a PWM input?

    Holly R
    Holly R
    Part Number: INA186-Q1 Other Parts Discussed in Thread: INA186 , INA240 Can the INA186 be used to measure current of a PWM signal?
    • Answered
    • 4 months ago
    • Amplifiers
    • Amplifiers forum
>

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  • Not Answered

    [FAQ] [H] Frequently Asked Questions - High Speed Amplifiers 0 Locked

    6776 views
    0 replies
    Started over 2 years ago
    by Nick Nauman
  • Suggested Answer

    AMC3330-Q1: EMC CE test shows that the 30MHz frequency point exceeds the standard, and the noise comes from AMC3330-Q1 0

    44 views
    3 replies
    Latest 40 minutes ago
    by Vayne Li
  • Not Answered

    LMH2110: Maximum operating temperature 0

    22 views
    1 reply
    Latest 56 minutes ago
    by JH Shin
  • Suggested Answer

    OPA2348-Q1: OPA2348 shorted 0

    40 views
    4 replies
    Latest 1 hour ago
    by Donghyun. Kim
  • Suggested Answer

    TPS767D301-EP: Technical Question regarding marking on PN# TPS767D301PWP 0

    39 views
    4 replies
    Latest 2 hours ago
    by Ishaan Shetye
  • Suggested Answer

    OPA388: Difference between OPA388IDBVTG4 and OPA388IDBVT 0

    24 views
    2 replies
    Latest 2 hours ago
    by Hidemasa Sawada
  • Not Answered

    LMC6482: DAC output is not zeroing with Opamp circuit with follower circuit . 200 to 300mV output is coming without DAC out put ON also. 0

    77 views
    7 replies
    Latest 3 hours ago
    by Alex Curtis
  • Suggested Answer

    LMC7101: voltage value is greater than 1.04V 0

    111 views
    7 replies
    Latest 4 hours ago
    by Alex Curtis
  • Not Answered

    PGA855: Need for PGA855 in 1000V sensing circuit using RES60A315QDWVRQ1 and ADS9217 0

    16 views
    1 reply
    Latest 4 hours ago
    by Ashley Kang
  • Not Answered

    THS4551: Gain Verification 0

    312 views
    22 replies
    Latest 4 hours ago
    by Nishant Gupta
  • Suggested Answer

    INA333-Q1: Temp sensing using 0

    57 views
    6 replies
    Latest 5 hours ago
    by Nishant Gupta
  • Not Answered

    LOG200EVM: log200 /EVM is susceptible to interference. 0

    54 views
    5 replies
    Latest 6 hours ago
    by Ashley Kang
  • Suggested Answer

    OPA627: remove the trim pin in OPA627AU 0

    81 views
    8 replies
    Latest 7 hours ago
    by Carrie
  • Not Answered

    INA241A: Current Sensing for very low power devices 0

    58 views
    6 replies
    Latest 7 hours ago
    by Joe Vanacore
  • Suggested Answer

    TLV1851: Simulation giving values of setpoints different from calculated. 0

    11 views
    1 reply
    Latest 7 hours ago
    by Paul Grohe
  • Not Answered

    TIDA-00913: More than two FAST observers running at the same time? 0

    7 views
    0 replies
    Started 7 hours ago
    by Luis Gonzalez
  • Not Answered

    BOOSTXL-AFE031-DF1: Support request: BOOSTXL-AFE031 FSK reference design - multi-byte packet design + fsk_corr_detector timing 0

    63 views
    6 replies
    Latest 7 hours ago
    by Jacob Nogaj
  • Suggested Answer

    OPA388: Clarity needed for dual feedback+ RFX method in stability while paper of TI. 0

    33 views
    1 reply
    Latest 8 hours ago
    by Art Kay
  • Answered

    OPA4325: Differential Input Voltage and Output Current (Source/Sink) specifications 0

    20 views
    1 reply
    Latest 8 hours ago
    by Marek Lis
  • Suggested Answer

    INA226: Excessive Bias Current Through INA226 Inputs 0

    41 views
    1 reply
    Latest 9 hours ago
    by Guang Zhou
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