Original Part
Alternative Part
The feasibility of substituting the original LM358S-13 with LM258YDT in general-purpose applications is largely acceptable, though several technical differences must be considered. Specifically, the LM258YDT offers a higher gain-bandwidth product (1.1 MHz vs. 700 kHz), which provides better high-frequency signal response. It also features lower input bias current (20 nA vs. 45 nA), reducing input-current-induced errors and improving circuit accuracy. However, its input offset voltage is higher (5 mV vs. 2 mV), which may introduce greater DC offset and is less suitable for precision amplification or DC-sensitive applications. Additionally, the LM258YDT has a slightly narrower supply voltage range (up to 30 V vs. 32 V), limiting its use in higher-voltage environments. On the other hand, the LM258YDT is AEC-Q100 automotive-grade qualified, making it more suitable for demanding industrial or automotive applications where the original part may lack such reliability assurance.
If the application is not sensitive to offset voltage, operates within 30 V, and requires higher bandwidth or automotive-grade reliability, the LM258YDT can be a viable alternative. Otherwise, DC accuracy and voltage compatibility should be carefully evaluated.
Analysis ID: 6DCD-5860000
Based on part parameters and for reference only. Not to be used for procurement or production.
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