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Amplifiers

Amplifiers

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] [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 …
    • 23 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…
    • 5 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
    • 7 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
    • 7 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
    • 7 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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  • Not Answered

    LM2904B-Q1: trans-impedance amplifier 0 Locked

    523 views
    1 reply
    Latest over 2 years ago
    by Ron Michallick
  • Suggested Answer

    INA4235: FM+ 0 Locked

    444 views
    1 reply
    Latest over 2 years ago
    by Mitch M
  • Suggested Answer

    OPA2364: OPA2364IDGKRG4 0 Locked

    384 views
    1 reply
    Latest over 2 years ago
    by Ashley Kang
  • Answered

    LM139AQML: LM139AW-SMD Radiation Harden 0 Locked

    1247 views
    6 replies
    Latest over 2 years ago
    by SJ Park
  • Suggested Answer

    AMC3301-Q1: Common Mode Rejection 0 Locked

    1092 views
    1 reply
    Latest over 2 years ago
    by Saleh Ahmad
  • Not Answered

    THS4131: PSPICE-FOR-TI Update 0 Locked

    420 views
    1 reply
    Latest over 2 years ago
    by Alec Saebeler
  • Not Answered

    INA500: Alternate use of INA500 for interfacing low speed digital input (~120Hz) 0 Locked

    864 views
    10 replies
    Latest over 2 years ago
    by Ron Michallick
  • Answered

    OPA818: Measurement noise much higher than datasheet specification 0 Locked

    1030 views
    2 replies
    Latest over 2 years ago
    by Alec Saebeler
  • Not Answered

    LMH5401: How to design LMH5401 as a single-END to single-END amplifier 0 Locked

    483 views
    1 reply
    Latest over 2 years ago
    by Hruday Kumar Mudireddy
  • Answered

    LMH5401: design condition for 1.2GHz differential signals 0 Locked

    427 views
    2 replies
    Latest over 2 years ago
    by Hruday Kumar Mudireddy
  • Answered

    OPA994: Can I short the output to GND continuously? 0 Locked

    908 views
    6 replies
    Latest over 2 years ago
    by Ron Michallick
  • Suggested Answer

    INA281: TI P2P solution to replace MAX4173HEUT+T 0 Locked

    406 views
    1 reply
    Latest over 2 years ago
    by Javier Contreras4
  • Suggested Answer

    INA3221: Designing with INA3221 0 Locked

    2134 views
    11 replies
    Latest over 2 years ago
    by Mitch M
  • Suggested Answer

    OPA2210: [Cont] CMRR for a Instrumentation Front End 0 Locked

    2456 views
    9 replies
    Latest over 2 years ago
    by Art Kay
  • Suggested Answer

    AMC3311: Offset problems due to interference and bad layout? 0 Locked

    874 views
    4 replies
    Latest over 2 years ago
    by Erik Wallebom
  • Answered

    OPA828: OPA828 0 Locked

    634 views
    1 reply
    Latest over 2 years ago
    by Raymond Zhang1
  • Answered

    INA821: Input Impedance 0 Locked

    435 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Suggested Answer

    LM2902BA-Q1: comparison to TI LM2903-Q1 0 Locked

    495 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Not Answered

    OPA855: Transimpedance amplifier's output waveform is associated with input current? 0 Locked

    773 views
    4 replies
    Latest over 2 years ago
    by JeongRok Gim
  • Answered

    OPA310: Driving a 47uF MLCC through a 22 ohm resistor to power voltage translators, how is the stability? 0 Locked

    882 views
    4 replies
    Latest over 2 years ago
    by AlanCui
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