The ON Semiconductor LM239DTBR2 is a versatile, precision quadruple differential comparator designed for applications requiring a wide range of voltage operation and low input currents. This device is capable of comparing voltages near ground potential, even though operated from a single power supply voltage.

Key Features

• Wide Single Supply Voltage Range: The LM239DTBR2 operates from a single supply voltage ranging from 2V to 36V, making it suitable for battery-operated devices as well as for many other types of electronic equipment.
• Dual Supply Operation: It can also be used with a dual supply configuration, where the supply voltage range is ±1V to ±18V, providing flexibility for various circuit designs.
• Low Input Bias Current: The input bias current is typically 25 nA, which is ideal for precision applications where input current errors need to be minimized.
• Low Input Offset Voltage: The device features low input offset voltage, which enhances the accuracy of the comparator.
• Low Offset Voltage Drift: With a low offset voltage drift, the LM239DTBR2 maintains its accuracy over a wide temperature range, making it reliable for industrial applications.
• Common Mode Input Voltage Range: It includes the ground, allowing for direct sensing near ground.
• Output Driver: The comparator has an output driver that is capable of driving loads directly, such as relays or LEDs.
• Package: The device comes in a TSSOP-14 package, which is ideal for space-constrained applications.

Applications

The LM239DTBR2 is designed for use in a variety of applications including:

• Limit comparators
• Simple analog to digital converters
• Voltage monitors
• Motor controllers
• Window comparators
• Multivibrators
• High-speed sampling circuits

With its precision specifications and versatile power supply options, the LM239DTBR2 from ON Semiconductor is an excellent choice for designers looking for a reliable and flexible comparator for their electronic designs.