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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] XTR105: XTR105: Calculating Rg & Rlin

    Caro Gomez
    Caro Gomez
    Part Number: XTR105 Hello, Do resources exist to calculate Rg and Rlin1/Rlin2 for 2-wire and 3-wire configurations? All the best, Carolina
    • Answered
    • 23 days ago
    • Amplifiers
    • Amplifiers forum
  • [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…
    • 4 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
    • 5 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
    • 5 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
    • 5 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
    • 5 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
    • 6 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
    • 6 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
    • 6 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
    • 6 months ago
    • Amplifiers
    • Amplifiers forum
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  • Not Answered

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

    6921 views
    0 replies
    Started over 3 years ago
    by Nick Nauman
  • Not Answered

    INA849: Output voltage swing 0

    40 views
    4 replies
    Latest a few seconds ago
    by ruiming li
  • Not Answered

    TAS6511-Q1: Schematic check 0

    9 views
    0 replies
    Started 52 minutes ago
    by ZHU Tao
  • Not Answered

    TAS5421-Q1: STANDBY pull high - settle time for successful gain setting 0

    64 views
    3 replies
    Latest 1 hour ago
    by Shadow He
  • Not Answered

    AMC3302: Different from modulator and amp 0

    10 views
    0 replies
    Started 1 hour ago
    by Jenny Chen
  • Suggested Answer

    INA4230: EVM+SCB application 0

    142 views
    9 replies
    Latest 2 hours ago
    by Zeer Liang
  • Answered

    TAS5815: TAS5815: Register Settings Reverted After Playback Start 0

    228 views
    9 replies
    Latest 3 hours ago
    by Jimmyhy Chen
  • Not Answered

    OPA2350: OPA2350 in Infineon REF_500W_CYCLO_BDSGAN reference design — advantage over lower-cost alternative? 0

    8 views
    0 replies
    Started 3 hours ago
    by David Kim2
  • Suggested Answer

    LM339: PCN 20260914001.1 0

    52 views
    2 replies
    Latest 4 hours ago
    by Keld Simonsen
  • Not Answered

    OPA855: EVB_OPA855_Oscillation problem 0

    90 views
    5 replies
    Latest 4 hours ago
    by shin takahashi
  • Not Answered

    LM2903B-Q1: Please review the schematic of LM2903BQDRQ1 0

    17 views
    0 replies
    Started 8 hours ago
    by Chase Jeong
  • Not Answered

    TAS2572EVM: TAS2572EVM, TAS2552EVM, TAS5827EVM Cannot access to download GUI and Software for PurePath Console 3 0

    12 views
    0 replies
    Started 8 hours ago
    by Phuong Phan Minh
  • Not Answered

    TAS2572EVM: TAS2572EVM, TAS2552EVM, TAS5827EVM Cannot access to download GUI and Software for PurePath Console 3 0

    13 views
    0 replies
    Started 8 hours ago
    by Phuong Phan Minh
  • Not Answered

    OPA192: Power-up transient issue with the opa192 0

    9 views
    0 replies
    Started 8 hours ago
    by li cunxu
  • Answered

    TAS2573EVM-DOC-CERT: TAS2573 EVM no sound 0

    837 views
    51 replies
    Latest 8 hours ago
    by zhou zhanshi
  • Suggested Answer

    TL084M: alternate 0

    28 views
    1 reply
    Latest 8 hours ago
    by Alex Curtis
  • Suggested Answer

    INA4230: INA4230 accuracy issue - setting adjustment suggestions 0

    700 views
    32 replies
    Latest 9 hours ago
    by Zeer Liang
  • Not Answered

    LMH6518: AC Coupling 0

    91 views
    3 replies
    Latest 10 hours ago
    by Lukas Ping
  • Suggested Answer

    OPA4991-Q1: Obtaining numerical data for the performance curve Ib and Ios versus temperature 0

    35 views
    1 reply
    Latest 10 hours ago
    by Art Kay
  • Not Answered

    OPA4991-Q1: Burn-In Deltas for Parameters Vios, Ib, Ios, A(ol) and I(supply) 0

    36 views
    1 reply
    Latest 10 hours ago
    by Art Kay
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