ON Semiconductor LM2901DR2 Quadruple Differential Comparators
The ON Semiconductor LM2901DR2 is a robust, versatile, and industry-standard quadruple differential comparator designed to operate from a single power supply over a wide range of voltages. This device is part of the LMx301 series and is particularly well-suited for industrial, automotive, and consumer applications where reliability and cost-effectiveness are crucial.
Key Features:
- Wide Supply Range: The LM2901DR2 can be powered by a single supply ranging from 2V to 36V, or by dual supplies of ±1V to ±18V, making it adaptable for various circuit configurations.
- Low Supply Current Drain: It is designed for low-power operation, which is essential for battery-powered devices, contributing to longer battery life and reduced power consumption.
- Low Input Bias Current: This feature ensures minimal disturbance on the input signal, enhancing the accuracy of the comparison process.
- Low Input Offset Voltage: A small offset voltage allows for more precise discrimination between input voltages, which is critical in sensitive applications.
- Common Mode Input Voltage Range: The device includes a common mode range that extends to the negative supply, enabling direct sensing near ground.
- Differential Input Voltage Range: The LM2901DR2 can handle a wide range of differential input voltages, which is beneficial for a variety of signal conditions.
- Output Driver: The comparator features an open collector output, which allows for wired-AND connections and the ability to drive loads at different voltage levels from the supply.
Applications:
- Limit Comparators
- Simple Analog-to-Digital Converters
- DC Motor Controllers
- Battery Monitors
- Alarm Circuits
- Window Comparators
- Voltage Level Detectors
The LM2901DR2 is packaged in an SOIC-14 package, which is compact and suitable for space-constrained applications. Its robust design ensures performance stability and reliability across a wide range of operating conditions. Whether you're designing a simple threshold detector or a complex motor control circuit, the LM2901DR2 from ON Semiconductor is a reliable choice that offers both performance and value.
