Original Part
Alternative Part
1. TL082CMX/NOPB Substitution Conclusion
The TL082CMX/NOPB presents significant limitations when considered as a substitute for the TL082ACD, primarily due to supply voltage incompatibility and performance parameter deviations. Key differences include: a fixed supply voltage range of 36V (versus the original 10–30V), which prevents proper operation if the original system supply is below 36V; a higher gain-bandwidth product (4 MHz vs. 3 MHz), beneficial for high-frequency applications, but accompanied by higher input bias current (50 pA vs. 30 pA) and higher input offset voltage (5 mV vs. 3 mV), degrading DC accuracy and increasing error; additionally, higher supply current (3.6 mA vs. 1.4 mA per channel) leads to increased power consumption, which may impact battery-powered or low-power designs. Substitution should only be considered if the application can accommodate a 36V supply and tolerate higher power dissipation and slightly inferior input characteristics; otherwise, direct replacement is not recommended.
2. TL082BCD Substitution Conclusion
The TL082BCD is a fully viable substitute for the TL082ACD, as it matches or exceeds most key parameters. Differences include a lower input offset voltage (2 mV vs. 3 mV), offering improved DC accuracy and reduced output error, making it suitable for high-precision amplification applications. Other parameters—such as gain-bandwidth product (3 MHz), input bias current (30 pA), supply current (1.4 mA per channel), output current (10 mA), and supply voltage range (10–30V)—remain identical to the original, ensuring electrical compatibility and performance consistency. The TL082BCD is a direct equivalent or superior alternative in terms of package, power consumption, and performance, and can be used without circuit modifications.
Analysis ID: 13F3-07BB000
Based on part parameters and for reference only. Not to be used for procurement or production.
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