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  • OPA4990: OPA4990S control mode

    TI Thinks Resolved
    Part Number: OPA4990 Other Parts Discussed in Thread: DAC70502 Hi team, Currently I want to provide a discrete solution for customers which use DAC70502+OPA2990S/4990S to output both V/I on the same board. Our AE recommend this circuit for me as below…
    • Answered

  • OPA4990: Shock Rating/g-force maximum

    Resolved
    Part Number: OPA4990 Tool/software: What is the maximum amount of g-forces that an OPA4990IRUCR can experience without significant change in performance? In other words, is there a mechanical shock rating for this component? Best Regards, Littl…
    • Resolved

  • OPA4990: Non-inverting output with Gain = 1

    TI Thinks Resolved
    Part Number: OPA4990 Other Parts Discussed in Thread: OPA4991 Hi team, Does OPA4990 or OPA4991 support Non-inverting output with Gain = 1? I'm asking this because there are no description about stability of unity gain in the datasheet. From PSpice…
    • Answered

  • OPA4990: OPA4990IRTER & OPA4990SIRTER

    Resolved
    Part Number: OPA4990 HI: Differences between OPA4990IRTER and OPA4990SIRTER
    • Resolved
    • Answered

  • OPA4990: OPA4990IRUCR

    Resolved
    Part Number: OPA4990 1. Is the short-circuit current of +/- 80mA for 4 channels or each channel? 2. When the load increase, this current will decrease, right? 3. How will the open-loop output impedance affect on the max load current? 4. Does the…
    • Resolved

  • OPA4990: OPA4990 output cap max recommend value

    Part Number: OPA4990 Hi Support team since the noise coupling, my customer would like to increase the output cap to maybe 0.1uF to filter the noise, the AC_L1 & AC_N1 is 50-60HZ AC sin wave AC input the application is as following, pls kindly let…
    • Answered

  • OPA4990: the comparison between, LM2902KAV, OPA4990, OPA4171.

    Resolved
    Part Number: OPA4990 Other Parts Discussed in Thread: LM2902KAV , OPA4171 , , TLV9154 Hi Support team my customer would like to optimize the performance of Op-Amp for low-side current sense. (LM2902KAV, OPA4990, OPA4171.) The Op-Amp Circuit is as…
    • Resolved
    • Answered

  • OPA4990: POR

    Resolved
    Part Number: OPA4990 Other Parts Discussed in Thread: OPA4197 , OPA2990 Hello Does OPA4990 have POR? My customer wants to use an OpAmp that doesn't have POR to avoid inrush current at POR release timing. Regards, Oba
    • Resolved
    • Answered

  • OPA4990: RTM (Release To Manufacturing)

    Resolved
    Part Number: OPA4990 Other Parts Discussed in Thread: OPA2990 Hi Team, I have two questions. [Q1] Could you please let us know RTM of OPA4990IPWR(TSSOP) and OPA4990IRUCR(QFN)? [Q2] Do you have plan of development of VSSOP PKG? If yes…
    • Resolved
    • Answered

  • OPA4990: TI P-P solution to replace MC33174DT

    Resolved
    Part Number: OPA4990 Other Parts Discussed in Thread: TLV9304 , , OPA4991 , OPA2991 , TLV9352 , TLV9354 Hi sirs, Please kindly suggest if we have p-p solution to replace MC33174DT. Vin 40V, 4Ch. Thanks a lot! BR, Sean Liao
    • Resolved

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