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  • LM2903B: Hystereis Formula

    TI Thinks Resolved
    Part Number: LM2903B Other Parts Discussed in Thread: LM2903 Hi, I am using LM2903 Comparator with hysteresis in my circuit. Circuit is as shown below image. I want to know the formula to calculate the Hysteresis (Both High Threshold & Low Threshold…
    • Answered

  • LM2903B-Q1: Comparator hysteresis calculation

    Resolved
    Part Number: LM2903B-Q1 Other Parts Discussed in Thread: LM2903B Hi Expert, I'm calculateing the value of the hysteresis input with LM2903B. However I found the difference between similation results and caliculation results. Could you please let…
    • Resolved

  • LM2903B-Q1: Duty Cycle discussion

    TI Thinks Resolved
    Part Number: LM2903B-Q1 At this time, I would like to analyze the performance of the LM2903B-Q1. I did some manual calculations and simulations (with SIMetrix) to make sure the simulation result. To make the context, I try to simulate the comparator…

  • LM2903B: TL331I 2.6V Problem

    TI Thinks Resolved
    Part Number: LM2903B Other Parts Discussed in Thread: TL331 Ich nutze den Komparator TL331I für die Simulation in PSpice. Für den Grenzentest beträgt die Versorgungsspannung 2.6V. Die Spannung am - Pin(türkis) beträgt ca. 850mV. Die Referenz am…
    • Answered

  • LM2903B-Q1: Unpowered Inputs

    Resolved
    Part Number: LM2903B-Q1 Other Parts Discussed in Thread: LM2903B , LM2903 , LM339 Hi - customer question below: If 13.5V is applied through 49.9kOhms to the (+) input of a LM2903B that has no power applied to it (VCC=0V), is there any kind of positive…
    • Resolved
    • Answered

  • LM2903B-Q1: Aging parameter (also for LM2904B-Q1)

    Resolved
    Part Number: LM2903B-Q1 Other Parts Discussed in Thread: LM2904B-Q1 Hello, do the datasheet parameter input offset voltage and input bias current in the datasheet of LM2903B-Q1 and LM2904B-Q1 include aging? Thanks and best regards, Michael
    • Resolved

  • LM2903B-Q1: Quiescent current

    TI Thinks Resolved
    Part Number: LM2903B-Q1 Other Parts Discussed in Thread: LM2903-Q1 , LM2903B Hi, Could you please let me know the Quiescent current of LM2903-Q1? The LM2903-Q has 2-ch comparators and datasheet show as below. Is the value for 2ch? I'm much confused…

  • LM2903B: Lower Ibias than LM2903 (non-B)

    TI Thinks Resolved
    Part Number: LM2903B Other Parts Discussed in Thread: LM2903 , LM2904 Hi team LM2903B has lower Ibias than LM2904. Does it mean input impedance is higher than LM2903? Customer concerns that high input impedance results in weaker against input noise…
    • Answered

  • LM2903B-Q1: Impact of un-used input pins

    Resolved
    Part Number: LM2903B-Q1 Hello,team If the input of one of the two elements is open, Will it have any effect on the output of the other element? Regards, Saito
    • Resolved

  • LM2903B-Q1: Output is pulled down when VCC is 0

    TI Thinks Resolved
    Part Number: LM2903B-Q1 Hi expert, Hope you are doing well. For LM2903B-Q1, when VCC is 0, IN+ is in 0-20mV, IN- is 0, the output is in open-drain form, why output would be pulled down? (detected as low) Thanks.

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