The maximum power dissipation of the LM158N is typically 670mW, but it can be limited by the thermal resistance of the package and the ambient temperature. It's essential to calculate the power dissipation based on the specific application and ensure it's within the safe operating area.
While the LM158N is an op-amp, it can be used as a comparator in some applications. However, it's not recommended for high-speed or high-frequency comparator applications due to its limited slew rate and bandwidth. Additionally, the LM158N may not provide a clean, rail-to-rail output in comparator mode.
To ensure stability, it's crucial to follow proper compensation techniques, such as adding a capacitor in the feedback loop or using a resistor in series with the capacitor. The datasheet provides some guidance on compensation, but it's essential to consult application notes and op-amp design resources for more detailed information.
The input impedance of the LM158N is typically around 2MΩ, but it can vary depending on the specific application and operating conditions. It's essential to consider the input impedance when designing the circuit to ensure proper signal attenuation and noise rejection.
Yes, the LM158N can be used in a single-supply configuration, but it's essential to ensure that the input common-mode voltage is within the specified range. The LM158N has a limited input common-mode voltage range, so it's crucial to consult the datasheet and application notes for more information on single-supply operation.
LM158N datasheet
by STMicroelectronics
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