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Showing 23 results View by: Thread Post Sort by
    Answered
  • OPA2991-Q1: Die in OPA2991QDRQ1

    Felicia Li
    Felicia Li
    Resolved
    Part Number: OPA2991-Q1 Does OPA2991QDRQ1 have the same/mirrored die as OPA4991QDYYRQ1?
    • Resolved
    • 17 days ago
    • Amplifiers
    • Amplifiers forum
  • OPAMP-NOISECALC: Requesting for Spice model for OPA2991-Q1

    Harun Reddy
    Harun Reddy
    TI Thinks Resolved
    Part Number: OPAMP-NOISECALC Other Parts Discussed in Thread: OPA2991-Q1 Could you please provide the SPICE model for the specified part number (OPA2991QPWRQ1) for simulation purposes? Kindly share it as soon as possible.
    • 4 months ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • OPA2991-Q1: Maximum bias current

    Chuqiang Wen
    Chuqiang Wen
    Resolved
    Part Number: OPA2991-Q1 Other Parts Discussed in Thread: OPA991 Hi team, My customer is evaluating OPA2991-Q1 in OBCDCDC application. Need your help to provide the maximum value of bias current acorss temperature. Datasheet only have typ. value. …
    • Resolved
    • 8 months ago
    • Amplifiers
    • Amplifiers forum
  • OPA2991-Q1: Is the OPA4991-Q1 a mirrored die of the OPA2991-Q1?

    Cole Helms
    Cole Helms
    Part Number: OPA2991-Q1 Other Parts Discussed in Thread: OPA4991 , OPA2991 Tool/software: Is the OPA4991 quad op amp a mirrored duplicate die of the 2991 dual op amp with shared references? Thank you, Cole
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • OPA2991-Q1: Slew rate and GBW values of OPA2991-Q1 over full operating temperature range

    Manoj Turpati
    Manoj Turpati
    TI Thinks Resolved
    Part Number: OPA2991-Q1 Hello TI, I am writing this to request some missing information from datasheet of OPA2991-Q1. As shown in the below snap shot, datasheet provides the values(typical) of Slew rate and Gain Bandwidth product only at an ambient…
    • over 2 years ago
    • Amplifiers
    • Amplifiers forum
  • OPA2991-Q1: Voltage simulation

    Masayuki Uchihara
    Masayuki Uchihara
    TI Thinks Resolved
    Part Number: OPA2991-Q1 Other Parts Discussed in Thread: OPA2991 Tool/software: Hi Team, I have one qustions about the simulation of the OPA2991. When I input same voltage, the output is the VDD voltage. Do you know what's the reason? Best Regards…
    • over 1 year ago
    • Amplifiers
    • Amplifiers forum
  • OPA2991-Q1: Please help provide Functional Safety Information of OPA2991-Q1

    qinwen yao
    qinwen yao
    TI Thinks Resolved
    Part Number: OPA2991-Q1 Hi, Please provide the Functional Safety FIT Rate and FMD manual of OPA2991-Q1. Functional Safety Information is required for functional safety FMEDA calculations. Thank you very much!
    • over 3 years ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • OPA2991-Q1: OPAMP with high input impedance in unpowered state

    Sebastian Wue
    Sebastian Wue
    Resolved
    Part Number: OPA2991-Q1 Other Parts Discussed in Thread: TPSI3050-Q1 , OPA2991 , LM2904B-Q1 , OPA310 , OPA991 , TPSI3050 , CSD19534Q5A , CSD19538Q2 Hello, I am developing an analog voltage measurement 0 .. 10 V that has (besides other) a requirement…
    • Resolved
    • over 2 years ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • OPA2991-Q1: MAX output voltage swing LOW

    Kevin SHIN
    Kevin SHIN
    Resolved
    Part Number: OPA2991-Q1 Hello, I have some questions about parameters of OPA2991-Q1. Customer wanted to get parameters such as min output voltage swing HIGH and MAX output voltage swing LOW. Could you let me know what I use parameters in datasheet…
    • Resolved
    • over 6 years ago
    • Amplifiers
    • Amplifiers forum
  • Answered
  • TLV6001-Q1: Current sensing OPAMP

    CHO SR
    CHO SR
    Resolved
    Part Number: TLV6001-Q1 Other Parts Discussed in Thread: TLV9001-Q1 , OPA2991-Q1 , INA139-Q1 Tool/software: Hi, The customer tried to place the shunt resistor in position 1 and sense the current. However, VBAT is being entered at all times, causing…
    • Resolved
    • over 2 years ago
    • Amplifiers
    • Amplifiers forum
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