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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
    • 5 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…
    • 3 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
    • 4 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
    • 4 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
    • 5 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
    • 5 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

    6868 views
    0 replies
    Started over 2 years ago
    by Nick Nauman
  • Not Answered

    CD4010B-Q1: Urgent Request for Updated PSW – CD4010BQDRQ1 & CD4021BQDRQ1 (PCN# 20231219007.2) 0

    56 views
    4 replies
    Latest 33 minutes ago
    by Praveen D
  • Not Answered

    THS4561: THS4561 FDA Loading ADC Reference Network Causing Reference Voltage Drop from 3.1V to 1.5V 0

    4 views
    0 replies
    Started 48 minutes ago
    by Ramana A
  • Not Answered

    UCC25661-Q1: SIMPLIS Model 0

    33 views
    2 replies
    Latest 1 hour ago
    by Pritam Banerjee
  • Not Answered

    TL084: The die marking and lead frame of TL084IN 0

    18 views
    0 replies
    Started 2 hours ago
    by Robert Wen
  • Suggested Answer

    TLV333: Input driver design of TLV333 0

    90 views
    7 replies
    Latest 3 hours ago
    by user4090349
  • Not Answered

    PGA308: AMC3301 + PGA308: Guaranteed Error and Temperature Drift Calculation Method 0

    48 views
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    Latest 3 hours ago
    by nakano suguru
  • Suggested Answer

    OPA237: OPA237 output waveform abnormality 0

    62 views
    4 replies
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  • Suggested Answer

    INA181: Question regarding REF pin of INA181 0

    43 views
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    Latest 4 hours ago
    by sameer udan
  • Suggested Answer

    TAS5815: TAS5815: Register Settings Reverted After Playback Start 0

    108 views
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  • Not Answered

    LMP7732: Clarification Needed: LMP7732MAX/NOPB Bond Wire Style/Item No. in SGS Report 0

    14 views
    0 replies
    Started 5 hours ago
    by CHEN-YU GEE
  • Not Answered

    LM2903B: Regarding wave soldering for SMD 0

    16 views
    0 replies
    Started 5 hours ago
    by Daisuke Higa
  • Not Answered

    TLC372: Request for TINA-TI Compatible Simulation Model for TLC372QDR Comparator 0

    30 views
    0 replies
    Started 13 hours ago
    by Guruprasad Nanadi
  • Not Answered

    OPA4H199-SP: protect the opamp from SEL with a hiccup current limiter 0

    22 views
    0 replies
    Started 18 hours ago
    by Luca Ghislanzoni
  • Not Answered

    PGA309: Temperature Calibration and EEPROM lookup table format. 0

    125 views
    8 replies
    Latest 1 day ago
    by Caro Gomez
  • Answered

    THS4551: Gain Verification 0

    732 views
    40 replies
    Latest 1 day ago
    by Nishant Gupta
  • Suggested Answer

    OPA4187: OPA4187IRUMT Thermal Pad Connection 0

    34 views
    1 reply
    Latest 2 days ago
    by Alex Curtis
  • Answered

    OPA177: OPA177GS suddenly failing systematically when it did not before 0

    120 views
    7 replies
    Latest 2 days ago
    by Alex Curtis
  • Not Answered

    PGA204: Need help on PGA204's gain 0

    75 views
    9 replies
    Latest 2 days ago
    by Caro Gomez
  • Suggested Answer

    PGA854: Current Consumption versus Differential Input Voltage and Gain - subdivided for VS and LV 0

    90 views
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    Latest 2 days ago
    by Caro Gomez
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