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  • INA2290: Questions regarding current monitoring ICs for +100V and -100V power supplies

    Resolved
    Part Number: INA2290 Tool/software: I'm trying to implement a +100V, -100V current monitoring circuit. I'm wondering if there are any ICs that can be used as analog current-sense amplifiers.
    • Resolved
    • Answered

  • INA2290: Maximum leakage current into the IN+/IN- channels

    Resolved
    Part Number: INA2290 Tool/software: I will be using the INA2290 to measure current going into two other ICs on a power sensitive application. Regarding the Input Bias Current, are these combined leakage currents for each IN+, IN-? So for using the two…
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    • Answered

  • INA2290: Unpowered VS and voltage at VBUS/V+/V-

    Resolved
    Part Number: INA290 Other Parts Discussed in Thread: INA219 , Tool/software: Hello, Can i apply high voltage eg 40V to VBUS, V+ and V- pins while leaving the INA219 unpowered Vs=0V? Thanks.
    • Resolved

  • INA2290: Datasheet

    TI Thinks Resolved
    Part Number: INA2290 Hi, Good Day. I am in the datasheet of INA2290 ( https://www.ti.com/lit/ds/symlink/ina2290.pdf ), page 3 and page 24. The pin-out of the device are not the same for the DGK Package 8-Pin VSSOP Top View. Which one is the right one…

  • INA2290: Resistor in line with VBUS

    TI Thinks Resolved
    Part Number: INA2290 Other Parts Discussed in Thread: INA229 Can we add a resistor (1K) between the V source and the Vbus input of the INA229. The input impedance is 1M, and 1K would be 0.1% of the input impedance. Will this significantly impact the performance…

  • INA2290: Voltage measurement

    TI Thinks Resolved
    Part Number: INA2290 Other Parts Discussed in Thread: INA229 Hi E2E, Our customer would like to measure battery voltage for automobile applications by reading bus voltage in charge monitor. How to use the INA229 device for voltage measurement? Regards…
    • Answered

  • INA2290: bidirectional current measurement

    Resolved
    Part Number: INA2290 Other Parts Discussed in Thread: INA240 , Hi , Is it possible to measure bidirectionnal current with below schematic having Rsense connected to J1/J2 to measure current from source to load and vice versa? If not do we offer another…
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    • Answered

  • INA199: 2 channel output device selection

    Resolved
    Part Number: INA199 Other Parts Discussed in Thread: INA2181 , INA2290 Tool/software: Hi Team, Can you suggest a current sensor that could support 2 channel detect and output?
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  • INA2180-Q1: Common-Mode Transients Greater Than 28 V

    Part Number: INA2180-Q1 Other Parts Discussed in Thread: INA2290 , INA2180 , INA2181 Hi team, Customer plans to use INA2180-Q1 on EMB and wants to know how to design to pass 35V@400ms load dump test. Customer is considering designing based on the…
    • Answered

  • RE: INA2181: Channels error matched?

    Resolved
    Hello Jordan, I would like to suggest the INA2290. The max error is 0.1%. This does not guarantee that the gain error will match to the level you need, but I think this will help. Also the max VCM on this device is 120V.

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