The LM2903N/NOPB is a versatile and highly reliable dual differential comparator produced by Texas Instruments, designed to offer industrial and consumer grade applications a cost-effective solution for voltage comparison tasks. This comparator is widely used in level detectors, battery monitors, and various forms of logic circuitry, making it a staple in electronic systems where precision and dependability are paramount.

Key Features

• Wide Supply Range: The LM2903N/NOPB can operate from a single supply voltage ranging from 2V to 36V or dual supplies of ±1V to ±18V, making it adaptable to a variety of power environments.
• Low Supply Current: It boasts a low supply current, typically 0.8 mA, which is independent of the supply voltage. This characteristic ensures energy efficiency, making it suitable for battery-operated devices.
• Offset Voltage: The input offset voltage is specified as low as 2 mV for the LM2903N/NOPB, providing high accuracy in voltage comparison applications.
• Output Compatibility: The open collector of the output stage allows for wired-AND connections and connection to TTL or CMOS logic levels, ensuring compatibility with a wide range of digital circuits.
• Response Time: Fast response times are achieved with a typical response time of 1.3 μs, enabling rapid signal processing in time-sensitive applications.

Applications

The LM2903N/NOPB is suited for a multitude of applications, including but not limited to:

• Limit comparators
• Simple analog-to-digital converters
• Pulse, square-wave, and time delay generators
• Wide range VCO
• MOS clock timers
• High voltage logic gates
• Multivibrators and high voltage digital logic gates

Environmental and Quality Information

The "NOPB" suffix in the product name indicates that this device is part of Texas Instruments' eco-friendly range, which is supplied without lead (Pb) in the package. This makes the LM2903N/NOPB compliant with RoHS (Restriction of Hazardous Substances) directives, ensuring that it meets global environmental standards and is suitable for use in a wide range of markets.