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Showing 50 results View by: Thread Post Sort by
  • OPA2187: Regarding the input voltage range of the OPA2187

    user6189598
    user6189598
    TI Thinks Resolved
    Part Number: OPA2187 Tool/software: Hi team, I have a question regarding the input voltage range of the OPA2187. On page 7 of the datasheet, under “INPUT VOLTAGE RANGE,” the VCM (common-mode voltage) maximum is listed as (V+) - 2 . Is this correct?…
    • 5 months ago
    • Amplifiers
    • Amplifiers forum
  • OPA2187: About the functions of OPA2187

    ?? ??
    ?? ??
    TI Thinks Resolved
    Part Number: OPA2187 Tool/software: Could you confirm the below question for OPA2187? Regarding the input bias current of the OPA2187, do both amplifiers (from the IC's perspective) flow in the same direction? Or does the direction change randomly…
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • OPA2187: Output short circuit

    Rick West
    Rick West
    TI Thinks Resolved
    Part Number: OPA2187 Other Parts Discussed in Thread: ALM2402F-Q1 , ALM2402-Q1 , ALM2403-Q1 Tool/software: In the datasheet, it says that the output can be shorted to ground continuously. Can it also be shorted to the power supply? (Obviously not at the…
    • 5 months ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • OPA2187:High Side Current Measurement Error

    Rohit Gupta
    Rohit Gupta
    Resolved
    Part Number: OPA2187 Other Parts Discussed in Thread: RES60A-Q1 Tool/software: Hi, Greetings! I’m Rohit Gupta, a Hardware Design Engineer at Applied Electro Magnetics Pvt. Ltd. We are currently using the OPA2187 operational amplifier for high-side…
    • Resolved
    • 7 months ago
    • Amplifiers
    • Amplifiers forum
  • OPA2187: Output offset long term working (aging)

    Gilles Lopez
    Gilles Lopez
    Part Number: OPA2187 Tool/software: Hi, AOs like OPAx187 using auto zeroing techniques, provide low offset and near zero drift over time as indicated in the datasheet. Could you provide some data/figure for the offset voltage drift over time? B…
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • About bias current for OPA2187

    ?? ??
    ?? ??
    TI Thinks Resolved
    Part Number: OPA2187 Tool/software: The output of some amplifiers changes by about 1.4 mV at temperatures between 20 and 30 degrees Celsius. During testing, the operation changed when the resistance of the op-amp was changed to 200 kΩ, 820 kΩ, and 51…
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • OPA2187: Ibias offset tolerance at 50℃

    user6189598
    user6189598
    Resolved
    Part Number: OPA2187 Tool/software: Hi teams, I would like to ask you do you have date of Ibias offset tolerance at 50℃ on OPA2187? I would be design for next model and I will use OPA2187. On this calucilation about circuit tolerance, I need above…
    • Resolved
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • OPA2187: Measurement the temperature drift of Input bias current

    Daisuke Higa
    Daisuke Higa
    TI Thinks Resolved
    Part Number: OPA2187 Tool/software: Hi support team all. This is a continuation of the following thread. https://e2e.ti.com/support/amplifiers-group/amplifiers/f/amplifiers-forum/1449777/opa187-regarding-input-bias-current You taught me how to measure…
    • 11 months ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • OPA2187: IB on chopper operation

    Daisuke Higa
    Daisuke Higa
    Resolved
    Part Number: OPA2187 Other Parts Discussed in Thread: OPA188 , , OPA187 Tool/software: Hi support team. On page 12 of the Technical White Paper, the bias current transient characteristics of the OPA188 during chopper operation are described. Could…
    • Resolved
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • OPA2187: OPA2187IDGKR

    vamsi krishna
    vamsi krishna
    TI Thinks Resolved
    Part Number: OPA2187 Could pls provided the missing data in datasheet like list below (OPA2187IDGKR) 1.Current - Supply (Max). 2.Output Voltage Swing High (VOH). 3. Output Voltage Swing Low (VOL). 4.Output Current (Max).
    • over 2 years ago
    • Amplifiers
    • Amplifiers forum
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