MAX981CUA

Current - Output (Typ):	0.015mA @ 5V
Base Part Number:	MAX981
Supplier Device Package:	8-uMAX
Mounting Type:	Surface Mount
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Operating Temperature:	0°C ~ 70°C
Hysteresis:	50mV
Propagation Delay (Max):	--
CMRR, PSRR (Typ):	80dB CMRR, 80dB PSRR
Current - Quiescent (Max):	4µA
Series:	--
Current - Input Bias (Max):	--
Voltage - Input Offset (Max):	10mV @ 5V
Voltage - Supply, Single/Dual (±):	2.5 V ~ 11 V, ±1.25 V ~ 5.5 V
Output Type:	Open Drain
Number of Elements:	1
Type:	with Voltage Reference
Part Status:	Active
Packaging:	Tube

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Introduction

The MAX981CUA is a precision low power low offset voltage CMOS comparator designed for a wide variety of applications. This linear comparator works within both low and high voltage ranges to provide accurate and consistent results. It offers low power consumption and noise protection, making it an ideal solution for many applications. In this article, we will highlight the application fields and working principle of the MAX981CUA.

Application Fields

The MAX981CUA is a useful device in applications such as level detection, signal switching, temperature monitoring, and much more. Its precision low power and low offset voltage capabilities make it a perfect choice for circuit integration and extend the range of its applications. The MAX981CUA is ideal for use in loudspeaker protection circuits, high impedance measurers, thermometers, level detectors in low voltage batteries, PWM modulation, and many other applications.

Working Principle

The MAX981CUA comparator works by comparing two incoming voltages and provides an output signal based on the difference between the two. It maintains a constant voltage over its input signal range and operates with either single-ended or differential comparison voltage inputs.The MAX981CUA is designed to operate with a single 5V power supply and consume 6µA of quiescent current, providing superior power efficiency. It has an open drain output for connection to an external load as well as protection against short-circuits and polarities reversal. The device also features noise rejection circuitry and user-selectable interrupt modes.

Conclusion

The MAX981CUA is a versatile and powerful linear comparator with a range of applications. Its precision low power and low offset voltage enable it to be used in many applications, including level detection, signal switching, temperature monitoring and more. Its efficient design and features such as open drain output, short-circuit protection and noise rejection circuitry make it an ideal solution for many applications. Overall, the device can be used to provide accurate and consistent results in a wide variety of applications. Its efficient design and convenient features make it a great choice for circuit integration.

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