LM308 Precision Operational Amplifier (DIP-8)

The LM308 is a high-precision operational amplifier specifically designed for applications where low input currents and high input impedance are critical. This device stands out due to its unique internal design that reduces error currents significantly compared to standard op-amps. One of the most notable characteristics of the LM308 is its external compensation feature, which allows designers to tailor the frequency response and slew rate by choosing a specific external capacitor. While it is a staple in scientific measurement equipment and long-term integrators, the LM308 has also gained fame in the audio world for its distinctive clipping and response in classic guitar distortion pedals. Its ability to maintain accuracy over a broad range of supply voltages makes it a reliable choice for both industrial control systems and vintage audio restoration projects.

Key Features:

Low offset current (maximum 1nA) minimizes errors in high-impedance circuits.

Operates over a wide supply voltage range from plus or minus 2V to plus or minus 20V.

Adjustable frequency compensation using a single external capacitor.

High input impedance ensures minimal loading on sensitive sensor outputs.

Low power consumption makes it suitable for battery-powered instrumentation.