LF411 PDIP-8 FET Input Operational Amplifier

LF411 PDIP-8 FET Input Operational Amplifier

The LF411 is a high-performance, low-offset, low-drift JFET input operational amplifier designed for precision applications. This device is engineered to provide high-speed performance and reliable functionality in a wide range of circuits. Its low input offset voltage, combined with low input bias current and high input impedance, makes it suitable for applications where accuracy and stability are crucial. The amplifier’s compact design and versatile functionality make it an excellent choice for engineers looking to upgrade existing designs with improved performance.

The LF411 offers a combination of fast slew rate and wide bandwidth, making it highly effective for high-speed integrators, fast digital-to-analog (D/A) converters, and sample-and-hold circuits. Its internal trimming minimizes offset voltage, ensuring precise signal processing. The amplifier is designed to be pin-compatible with the LM741, allowing designers to easily integrate it into existing systems while achieving superior performance. The device operates efficiently across a wide temperature range, making it reliable for various environmental conditions.

Built to meet the demands of precision applications, the LF411 provides a high gain-bandwidth product and a fast settling time. Its low power consumption and excellent thermal stability ensure longevity and reliable operation. With high common-mode rejection ratio (CMRR) and power supply rejection ratio (PSRR), the LF411 ensures that external noise and fluctuations have minimal impact on performance. Its robust design guarantees high accuracy and performance over time, making it a dependable choice for high-precision tasks.

Features:

• Low Offset Voltage: Internally trimmed to 0.5 mV (max) for stable operation.
• Low Drift: Input offset voltage drift of 10 µV/°C (max) for long-term reliability.
• Low Input Bias Current: Only 50 pA (typ), minimizing circuit loading.
• High Input Impedance: 1012Ω, ensuring minimal current draw.
• Wide Gain Bandwidth: Minimum of 3 MHz, ideal for fast applications.
• Fast Slew Rate: 10V/µs (min) for quick signal processing.
• Low Power Consumption: Operates with a supply current of only 1.8 mA.

Specifications:

Pinout Diagram:

Footprint:

Applications:

• High-Speed Integrators.
• Fast Digital-to-Analog Converters.
• Sample and Hold Circuits.
• Precision Signal Processing.
• Instrumentation Amplifiers.

Package Contents:

• 1x LF411 PDIP-8 FET Input Operational Amplifier

LF411 Datasheet