Texas Instruments

LM2902N/PB

LM2902N/PB Description

The LM2902N/PB is a general-purpose operational amplifier from Texas Instruments, designed for a wide range of analog signal processing applications. This quad op-amp features a LinCMOS™ series design, offering high performance and reliability in a compact through-hole package. With a supply voltage range of 3 V to 32 V, the LM2902N/PB is suitable for both low-power and high-voltage applications. It boasts a gain bandwidth product of 1 MHz, ensuring stable and accurate signal amplification. The input bias current of 45 nA and an input offset voltage of 2 mV make it ideal for precision signal conditioning tasks. Each of the four op-amps can deliver an output current of up to 40 mA, making it suitable for driving various loads. The LM2902N/PB is housed in a tube package, ensuring robust mechanical stability and ease of integration into through-hole PCB designs.

LM2902N/PB Features

• Wide Supply Voltage Range: Operates from 3 V to 32 V, providing flexibility for various power supply configurations.
• High Gain Bandwidth Product: 1 MHz ensures stable and accurate signal amplification across a broad frequency spectrum.
• Low Input Bias Current: 45 nA minimizes the loading effect on input sources, making it suitable for high-impedance applications.
• Low Input Offset Voltage: 2 mV ensures high accuracy and precision in signal processing.
• High Output Current: Each op-amp can deliver up to 40 mA, enabling the driving of various loads without additional buffering.
• Quad Configuration: Four independent op-amps in a single package, reducing board space and component count.
• Through-Hole Mounting: Ideal for applications requiring robust mechanical stability and ease of integration.
• LinCMOS™ Series: Combines the benefits of CMOS technology with linear performance, offering high performance and reliability.
• REACH Unaffected: Complies with REACH regulations, ensuring environmental and safety standards are met.

LM2902N/PB Applications

The LM2902N/PB is well-suited for a variety of applications due to its versatile performance characteristics. Some specific use cases include:

• Signal Conditioning: Ideal for amplifying and conditioning low-level signals in sensors and transducers.
• Analog Filters: Can be used to design active filters for signal processing applications.
• Precision Amplification: Suitable for applications requiring high accuracy and low noise, such as in medical equipment and precision instrumentation.
• Power Management: The wide supply voltage range makes it suitable for power management circuits in various electronic systems.
• Consumer Electronics: Can be used in audio and video signal processing circuits, providing high-quality signal amplification and conditioning.
• Industrial Control: Ideal for industrial applications where robustness and reliability are critical, such as in motor control and process control systems.

Conclusion of LM2902N/PB

The LM2902N/PB from Texas Instruments is a versatile and reliable general-purpose operational amplifier, offering a wide range of features and performance benefits. Its wide supply voltage range, high gain bandwidth product, low input bias current, and low input offset voltage make it suitable for a variety of applications, from precision signal conditioning to power management. The quad configuration in a through-hole package ensures efficient use of board space and robust mechanical stability. While the product is marked as obsolete, its proven performance and reliability continue to make it a valuable component for engineers and designers in the electronics industry.