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Original Part

Standard Amplifier 1 Circuit Rail-to-Rail SOT-23-5

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Alternative Part

Standard Amplifier 1 Circuit Rail-to-Rail SOT-23-5

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The TS1871IYLT can serve as a replacement for the OPA313IDBVR, though careful evaluation of the application is required due to significant differences in key parameters. The TS1871 offers a lower input offset voltage (100 µV vs. 500 µV), enabling more accurate signal processing in circuits demanding high DC precision. Its higher gain bandwidth product (1.8 MHz vs. 1 MHz) and slew rate (0.6 V/µs vs. 0.5 V/µs) support faster signal response and wider bandwidth operation. Additionally, its stronger output drive capability (80 mA vs. 15 mA) makes it suitable for driving heavier loads such as small motors or LEDs. However, the TS1871 exhibits a higher input bias current (70 nA vs. 0.2 pA), which may introduce errors in precision measurement or sensor interface circuits requiring high input impedance, thereby affecting system accuracy. Furthermore, its larger quiescent current (500 µA vs. 50 µA) increases power consumption, making it less suitable for battery-powered or ultra-low-power designs. On the other hand, the TS1871 is qualified to automotive-grade standards (AEC-Q100), making it a better fit for automotive electronics applications where the original part may lack such certification. Ultimately, the feasibility of substitution depends on whether the specific application prioritizes speed, drive capability, and automotive compatibility over power consumption and input impedance precision.
Analysis ID: 3C73-4E66000
Based on part parameters and for reference only. Not to be used for procurement or production.
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