Texas Instruments

LM2901N/SL65262

LM2901N/SL65262 Description

The LM2901N/SL65262 is a general-purpose comparator IC designed by Texas Instruments, featuring four independent comparators in a through-hole package. This IC is known for its robust performance and versatility, making it suitable for a wide range of applications. Despite being marked as obsolete, the LM2901N/SL65262 remains a reliable choice for designers needing a straightforward and effective comparator solution.

LM2901N/SL65262 Features

• General Purpose Comparator: The LM2901N/SL65262 is designed for general-purpose applications, offering a balance of performance and cost-effectiveness.
• Wide Supply Voltage Range: This IC operates from a single supply voltage of 2V to 32V or dual supplies of ±1V to ±16V, providing flexibility in power supply requirements.
• Low Input Bias Current: With a maximum input bias current of 0.25µA at 5V, the LM2901N/SL65262 ensures minimal loading on the input signal sources.
• Low Quiescent Current: The maximum quiescent current of 2.5mA ensures efficient power usage, making it suitable for battery-powered and low-power applications.
• High Output Current: The typical output current of 16mA at 5V allows for driving a variety of loads directly from the comparator output.
• Low Input Offset Voltage: The maximum input offset voltage of 7mV at 5V ensures high accuracy in signal comparison.
• Through-Hole Mounting: The through-hole package type facilitates easy integration into PCB designs and provides mechanical stability.
• Packaged in Tubes: The LM2901N/SL65262 is packaged in tubes, which is ideal for manual or semi-automated assembly processes.

LM2901N/SL65262 Applications

The LM2901N/SL65262 is ideal for applications requiring precise signal comparison and control. Some specific use cases include:

• Level Shifting: Used to convert signal levels between different voltage domains, ensuring compatibility between various electronic components.
• Window Detection: Ideal for monitoring and controlling signals within a specific voltage range, such as in power supply monitoring or sensor threshold detection.
• Analog-to-Digital Conversion: Acts as a front-end component in ADC circuits, comparing analog signals to reference voltages.
• Pulse Width Modulation (PWM) Control: Used in PWM circuits to generate precise control signals for motor control, LED dimming, and other applications.
• Battery Management: Monitors battery voltage levels to ensure safe operation and prevent overcharge or undercharge conditions.

Conclusion of LM2901N/SL65262

The LM2901N/SL65262, despite its obsolete status, remains a valuable component in the electronics industry due to its robust performance and versatility. Its wide supply voltage range, low input bias current, and high output current make it suitable for a variety of applications, from simple level shifting to complex control systems. The through-hole package and tube packaging ensure ease of integration and reliability in various assembly processes. For designers seeking a reliable and cost-effective comparator solution, the LM2901N/SL65262 is a strong contender.