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  • OPA1642: About the performance of parts

    TI Thinks Resolved
    Part Number: OPA1642 Dear Person in Charge, I'm looking for graphs on the performance of this parts. List the graphs I'm looking for. ・Relationship graph between power consumption and temperature fluctuation ・Graph of relationship between voltage…

  • OPA1642: Radiation report for the OPA1642

    TI Thinks Resolved
    Part Number: OPA1642 Other Parts Discussed in Thread: OPA4H014-SEP Does anyone know if there exists a radiation testing report for the OPA1642 (either TID or single-event)?
    • Answered

  • OPA1642: OPA1642

    Resolved
    Part Number: OPA1642 My question is what is a ballpark number for the capacitance of the ESD diodes inside the OPA1642 op-amp. I'm using the OPA1642 as a transimpedance amplifier for a photodiode. TIA gain (the TIA is a capacitive TIA, with a voltage…
    • Resolved
    • Answered

  • OPA1642: Application in single power supply

    Resolved
    Part Number: OPA1642 Other Parts Discussed in Thread: OPA1652 , OPA1688 Dear, Is there a recommended application for OPA1642 working in +5V single power supply, is there any risk? It seems below application not working properly, it on some units get terrible…
    • Resolved
    • Answered

  • OPA1642: vs. OPA1652 Output voltage vs. Output current

    Resolved
    Part Number: OPA1642 Other Parts Discussed in Thread: OPA1652 Hi team, The following two sets of Output Voltage vs. Output Current characteristic curves seem to behave in opposite manners. For OPA1642, the output current (limit) appears to increase with…
    • Resolved
    • Answered

  • OPA1642: Less than unity gain?

    Resolved
    Part Number: OPA1642 Any chance the OPA1642 in inverting mode is stable at 1/3 gain? R1 is 10K feeding the negative input and R2 the feedback resistor is 3.33K. Needed over audio range. This seems like a no-no but I have to ask as I'm dealing with a board…
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    • Answered

  • OPA1642: Offset drift parameter

    Resolved
    Part Number: OPA1642 Other Parts Discussed in Thread: OPA1652 , OPA1662 , OPA2141 , NE5532 , OPA1678 , OPA1679 , OPA1688 Hello, I was looking for information about offset voltage temperature dependence - opa1642 spice model does not include this. Using the cross…
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  • OPA1642-Q1: opa1642-q1 FABRICATION PROCESS

    Part Number: OPA1642-Q1 Hello , I am looking for some informations regading the process FAB Technology of the opa1642-q1 : -The Mask SET / The die Revision . -How we can get easily the FAB Site / The Diffusion Lot /the Wafer N° Those requested datas…

  • OPA1642: OPA827, OPA2140 & OPA1642 source impedance and distortion issue.

    TI Thinks Resolved
    Part Number: OPA1642 Other Parts Discussed in Thread: OPA2140 , OPA827 , , OPA140 OPA827, OPA2140 & OPA1642 source impedance and distortion issue. Dear Sir/Madam, While reviewing the datasheet OPA1642, by chance, I learnt the specifications in chapter…
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  • OPA1642: Date code question

    Resolved
    Part Number: OPA1642 Hello, I’d like to understand what the date code “1714+5” means. P/N OPA1642AIDR was procured twice, once with a date code reading "1714" and once with a date code reading "1714+5". I’d like to understand the difference I’m seeing…
    • Resolved

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