LM339MX Integrated Circuits (ICs)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

The LM339MX is a specialized linear-comparator integrated circuit. It is specifically designed to provide an exact voltage comparison, even as voltage levels and temperatures change.

At its core, the LM339MX contains four independent voltage comparators that can compare any two voltage inputs. Powered by a dual power supply system of 2.0V to 36V and -2.0V to -36V, it enables a wide variety of applications in both analog and digital electronics.

The LM339MX is widely used in a variety of applications due to its versatility and accuracy. It is often employed in voltage regulating systems and other projects that require highly precise voltage readings under demanding conditions. It is capable of sensing even the slightest voltage changes with an accuracy of up to 1mV.

This device has a wide operating temperature range, given by the -40°C to 125°C temperature range. It can also handle a huge range of power supply voltages, supporting from 4V to 36V and from -4V to -36V on the dual supplies. It is available in different packages depending on the application, like the PDIP-14 or the SOIC-14. The LM339MX supports high currents, making it suitable for driving LEDs, display segment/panel and motor loads.

Working Principle

The LM339MX works by comparing the two input voltages, rather than amplifying them. These two input voltages are designated as 0V and 1V. When the 0V input is at a higher potential than the 1V input, the comparator will output a logic-high state. In contrast, if the 1V input is at a higher potential, then the output will be in a logic-low state.

In order for this device to work, the two inputs must be within the same voltage range, otherwise, the voltage difference between them would be too great. Additionally, the connection must be done according to the correct polarity, as the wrong connection may trigger an unstable output.

The LM339MX is designed to be used in both analog and digital circuits. It has a wide operating voltage range of 4V to 36V and is available in several packages for various applications. The working principle is simple and straightforward; the device compares two input voltages and produces an output depending on which is greater.

Application Field

The LM339MX can be used to compare two voltage signals and also to detect voltage drops or rises. It is used in applications such as instrumentation, motor control, and power supplies. Additionally, it is used in AC circuits to sense AC voltage drops, such as a motor overload protection circuit. It is commonly used in battery charger circuits and to provide overvoltage protection in electronic circuits.

This device can also be used in automotive circuits, such as shift-control systems, fuel-injection systems, and air-conditioning systems. It can be used to provide temperature compensation for temperature sensors. It is also used in high-performance audio systems for equalization. In addition, this device is widely used in video and photo detection, automation technology, and security systems.

The LM339MX is a versatile comparator circuit and is widely used in many applications due to its wide operating voltage range, low power consumption, and high accuracy. It is highly rugged and reliable, and will accurately sense voltage differences in even the most extreme circumstances. This makes it a perfect choice for designers looking for a reliable and accurate solution to any voltage comparison needs.

The specific data is subject to PDF, and the above content is for reference