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Frequent questions

  • [FAQ] INA250: Adding TVS Protection diodes

    Part Number: INA250 I want to add transient voltage spike protection to my current sense amplifier circuit and considering adding TVS protection diodes. Is there any considerations I need to take into account.

  • [FAQ] INA193: Measuring Vsense < 20mV with the INA193-INA198 products

    Part Number: INA193 Other Parts Discussed in Thread: INA195 , INA200 , , INA202 , INA194 , LMP8640 , INA215 , INA214 , INA213 , INA199 , INA181 , INA303 , INA302 , INA301 , LMP8640HV , INA282 , INA240 , LMP8481 , INA168 , INA169 The INA193-198 datasheet…

  • [FAQ] INA250: Layout recommendations for internal shunt current sensing products

    Part Number: INA250 Other Parts Discussed in Thread: INA260 , TIDA-00614 What are the layout recommendations for and internal shunt resistor current sense amplifier.

  • [FAQ] INA250: Can I use the INA250 inline with a PWM signal?

    Part Number: INA250 Other Parts Discussed in Thread: INA240 , INA253 Can I use the INA250 inline with a PWM signal?

  • [FAQ] INA250: Where can I find the user's guide for the INA250EVM with just one A2 device?

    Other Parts Discussed in Thread: INA250EVM I have a version of the INA250EVM from TI that is different than the one shown on the product page. The board I have has a single INA250A2 unit installed on it. Is there a user's guide for this board?

  • [FAQ] INA210: What is the difference between the INA21xA, INA21xB, and INA21xC devices?

    Part Number: INA210 There are various INA21xA/B/C devices. Why are the trailing letters different?

  • [FAQ] INA199: What is the difference between the INA199A, INA199B and INA199C devices?

    Part Number: INA199 There are multiple versions of the INA199, ending with A#, B#, and C#. What is different between versions?

  • [FAQ] INA199: Some plots in the data sheet are noted as only for INA199A3. What about INA199A1 and INA199A2?

    Part Number: INA199 The INA199 data sheet says typical characteristic plots were measured with the INA199A3. Are curves for the INA199A1 and INA199A2 identical?

  • [FAQ] INA3221: Input Bias Current & Impedance Specs for Bus Voltage Monitors

    Part Number: INA3221 Other Parts Discussed in Thread: INA219 , INA231 , INA230 , INA226 , INA220 Some power monitors contain "input bias current || input impedance" specifications. How do these properties affect design and implementation of these devices…

  • [FAQ] INA190: How Offset (Vos) and Bias Currents (IB) Affect Low Current Measurements

    Part Number: INA190 Other Parts Discussed in Thread: INA240 , INA138 , INA216 , INA270 , INA193 , INA203 , INA200 , INA226 , INA170 , LMP8645 , INA223 , INA282 , INA210 , INA199-Q1 , INA180 , INA181 , INA121 What are the design considerations when making…

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