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  • OPA2990: supply voltage applied to output pin

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    Part Number: OPA2990 Hello TI I would like to use an OPA2990SIDGSR (or maybe different housing type) in a circuit and therefor I would like to know, if it is possible to apply voltages of up to 30V to the OpAmps output pin, when the output ist shut down…
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  • OPA2990: The S/H circuit application

    TI Thinks Resolved
    Part Number: OPA2990 Hi Team My customer is try to make a S/H circuit using the OPA2990, and they want to know whether the open-loop or the close-loop is better for this application considering the accuracy. Also, is the follower output or the integrator…

  • OPA2990: absolute maximum rating of the supply voltage

    Part Number: OPA2990 Hello. I have a question about the absolute maximum rating of the supply voltage of the OPA2990IPWR. It is stated that the minimum supply voltage is 0 [V] in the data sheet. However, when I measured the voltage before the power was turned…

  • OPA2990: SHDN Operation

    TI Thinks Resolved
    Part Number: OPA2990 Folks, I'm writing to confirm the SHDN functionality and thresholds. I believe that the SHDN function works like so: SHDN Logic LOW = (V-) to (V-) + 0.2V = Amplifier enabled Logic HIGH = (V-) + 1.1V to (V-) + 20V= Amplifier…
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  • OPA2990: RTM for DGK package(VSSOP-8)

    Resolved
    Part Number: OPA2990 Hi support team. My customer would like to know when is RTM for DGK package(VDSSOP-8). Please let me know if you could provide the information about it. Best regards, Higa
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  • OPA2990: Vout headroom and footroom vs Iout

    Resolved
    Part Number: OPA2990 Hello, My customer would like to know Vout headroom and footroom vs Iout. Could you provide the plots, Vout vs Iout, like the following, please? Best regards, K.Hirano
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  • OPA2990: Using An Op Amp for High-Side Current Sensing , is it ok for us to have negative output?

    Resolved
    Part Number: OPA2990 Other Parts Discussed in Thread: TINA-TI hello, I have query regarding SBOA347 DOCUMENT ( www.ti.com/.../sboa347.pdf ). We have to sense high side current. In that main query is supply which is negative, in my application VBUS is…
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  • OPA2990: About Powerup sequence

    Resolved
    Part Number: OPA2990 Hi Team, I would like to use OPA2990S the following powerup sequence. 1. V- = -15V (VS= -15V) 2. V+ = +15V (VS=30V) According to datasheet, absolute Maximum Ratings of “VS = (V+) – (V–)” is 0V to 42V. Can…
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  • OPA2990: EMC EN61326-1

    Part Number: OPA2990 Hi Engineer from TI, I have a more specific question regarding the OPA2990 operational amplifier and its EMC protection. We test EMC according to DIN EN 61326-1. We currently see no problem with ESD. At burst 1kV the operational…
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  • OPA2990: RTM (Release To Manufacturing) of VSSOP(DGS) PKG

    Resolved
    Part Number: OPA2990 Hi Team, Could you please let us know RTM of OPA2990SIDGSR (VSSOP PKG)? Our customer would like to use VSSOP PKG. Regards, Kanemaru
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