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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] [H] Frequently Asked Questions - High Speed & Signal Conditioning Amplifiers Selection Guide -INAs/PGAs

    Leaphar Castro
    Leaphar Castro
    Frequently Asked Questions: Amplifiers >> High Speed Amplifiers >> HSCA Selection Guide >> Instrumentation & Programmable Gain Amplifier Selection Guide JFET Input Bipolar Input CMOS Input FDAS Power Amps …
    • 14 days ago
    • Amplifiers
    • Amplifiers forum
  • [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
    • 1 month 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
    • 6 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
    • 6 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
    • 6 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
    • 6 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
    • 7 months ago
    • Amplifiers
    • Amplifiers forum
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  • Answered

    OPA392: EMI hardening vs filtering 0 Locked

    757 views
    3 replies
    Latest over 1 year ago
    by Marek Lis
  • Suggested Answer

    INA240-Q1: Output short fails to ground 0 Locked

    596 views
    3 replies
    Latest over 1 year ago
    by Guang Zhou
  • Suggested Answer

    BOOSTXL-3PHGANINV: BOOSTXL-3PhGaNInv 0 Locked

    456 views
    1 reply
    Latest over 1 year ago
    by Guang Zhou
  • Suggested Answer

    INA226: Issue with datasheet revision B - missing register descriptions 0 Locked

    638 views
    3 replies
    Latest over 1 year ago
    by Mitch M
  • Not Answered

    USB2ANY: USB2ANY Unable to upgrade 0 Locked

    295 views
    1 reply
    Latest over 1 year ago
    by Kadeem Samuel
  • Answered

    OPA541: When it outputs 10A, what's the minimum output voltage? 0 Locked

    473 views
    2 replies
    Latest over 1 year ago
    by Art Kay
  • Answered

    OPA817: OPA817 0 Locked

    716 views
    4 replies
    Latest over 1 year ago
    by Federico Moran
  • Answered

    OPA2317: What is the amplification formula for CUR_L & CUR_H of 2317 0 Locked

    441 views
    2 replies
    Latest over 1 year ago
    by Sianhong Huang
  • Suggested Answer

    TLV9062: UBM Spec Requested 0 Locked

    451 views
    2 replies
    Latest over 1 year ago
    by Jacob Nogaj
  • Not Answered

    TLV9062: Continuous current sinking and sourcing capability 0 Locked

    441 views
    2 replies
    Latest over 1 year ago
    by Ron Michallick
  • Suggested Answer

    AMC1100: LT SPICE for AMC1100DUBR LTSPICE model 0 Locked

    503 views
    1 reply
    Latest over 1 year ago
    by Alexander Smith
  • Suggested Answer

    INA237: Data logging app 0 Locked

    519 views
    3 replies
    Latest over 1 year ago
    by Mallika Senthil
  • Suggested Answer

    AMC1311: Absolute max question 0 Locked

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

    INA310A-Q1: TINA-TI Simulation of bidirectional measurement setup as per datasheet does not work 0 Locked

    773 views
    3 replies
    Latest over 1 year ago
    by John Hermann
  • Not Answered

    JFE2140: JFE2140 capacities 0 Locked

    2040 views
    22 replies
    Latest over 1 year ago
    by Gerrit Schlüter
  • Answered

    OPA2192: Absolute Maximum Ratings in Power Down Situation 0 Locked

    545 views
    2 replies
    Latest over 1 year ago
    by Marek Lis
  • Answered

    TL074H: There is no supply current data in the TL07** datasheets for the newer TL074H. Where can I find this info? 0 Locked

    697 views
    3 replies
    Latest over 1 year ago
    by Brian Castro
  • Not Answered

    USB2ANY: LM51772 GUI recommends me to update firmware to 4.1.0.1 but doesn't seem to do anything and unable to find SDK file online 0 Locked

    889 views
    3 replies
    Latest over 1 year ago
    by MartinS
  • Suggested Answer

    INA303: The floating voltage on IN+ and IN_ Pin 0 Locked

    469 views
    4 replies
    Latest over 1 year ago
    by Joe Vanacore
  • Suggested Answer

    INA296A: if GND pin can connect to -0.3V 0 Locked

    627 views
    8 replies
    Latest over 1 year ago
    by Javier Contreras4
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