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  • LMP8640: LMP8640

    Part Number: LMP8640 Tool/software: hI I Need current sense amplifier. >i have input differential voltage +15V(high) & -14.996V(low). >i need to measure gain of the above differential voltage. measured in DMM i am getting 4mV. >this 4mV i ma…
    • Answered

  • LMP8640: Differences between LMP8640MK-H/NOPB and LMP8640MKX-H/NOPB

    Resolved
    Part Number: LMP8640 LMP8640MK-H/NOPB is obsolete, I saw on TI site that replacement is LMP8640MKX-H/NOPB. Which are the differences between LMP8640MK-H/NOPB and LMP8640MKX-H/NOPB?
    • Resolved

  • LMP8640: LMP8640-T (20V/V) and LMP8640-F (50V/V), INA197 (50V/V) and INA196 (20V/V)

    TI Thinks Resolved
    Part Number: LMP8640 Other Parts Discussed in Thread: INA196 , INA197 , Tool/software: We have a 0.02Ohm current sense resistor in use with the LMP8640-F, which gives a current sense gain of 1V per A. Second, we have a 0.05Ohm current sense resistor…
    • Answered

  • LMP8640: What is the difference between the LMP8640MKE-H/NOPB and the LMP8640MKX-H/NOPB?

    Resolved
    Part Number: LMP8640 Hello, What is the difference between the LMP8640MKE-H/NOPB and the LMP8640MKX-H/NOPB ? Are these two products identical? Is the only difference the packaging?
    • Resolved

  • LMP8640: Abnormal output current value

    Part Number: LMP8640 Tool/software: Hi team, LMP8640 is used on 6KW module inputs 600V and carries 20A, the current sampling is too small and the defective rate is 2/100. The root cause has not been found yet. Please assist in technical docking and…

  • LMP8640: Voltage on IN+ and IN-

    TI Thinks Resolved
    Part Number: LMP8640 Hi team, Customer feedback that when supply 5V for LMP8640. There are 1.1V voltage on IN+ and IN- pin. I was wondering if it's due to bias current and Rin. Do you have any idea about the reason? Thanks! Rayna

  • LMP8640: LMP8640MK-T/NOPB

    Part Number: LMP8640 Hi Support Team, Godo day. My customer would like to confirm if these 1000pcs of parts (PN# LMP8640MK-T/NOPB) shipped under TCI, TCI-1 or TCI-2? TCI, TCI-1 and TCI-2 were one of the test lot that implement from TI. Can you…
    • Answered

  • LMP8640: Does LMP8640 can support Vs+=6V, Vs-=-6V application?

    Resolved
    Part Number: LMP8640 Other Parts Discussed in Thread: INA281 Hi Team, I found the pin name the LMP8640 Vs- is negative voltage pin. Does it can support apply +/-6V voltage on Vs+/Vs-? Thanks. B.R. Lucas
    • Resolved
    • Answered

  • LMP8640: LMP8640QMKX-T/NOPB

    Resolved
    Part Number: LMP8640 Other Parts Discussed in Thread: TMP103 Refer to TMP103 case, for LMP8640QMKX-T/NOPB An old National semiconductor, multiple reels with same TKY ID/Package ID , is it normal ?
    • Resolved

  • LMP8640-Q1: LMP8640 behavior when load short circuit

    TI Thinks Resolved
    Part Number: LMP8640-Q1 Other Parts Discussed in Thread: LMP8640 Hi Team, I want to ask two questions and hope can get your help. 1. As shown in the figure, when MLCC capacitor on the Load terminal is short-circuited to ground due to the crack. Besides…

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