MP9184GL-P

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Voltage regulators are electronic devices that allow for the regulation or control of a power supply voltage. One of the most common type of voltage regulators is the DC DC switching regulator. The MP9184GL-P is a type of DC DC switching regulator device which is popular in the industrial and automotive markets. This article will explore the application fields and working principles of the MP9184GL-P.

What is a DC DC Switching Regulator?

A DC DC switching regulator is an electronic device that adjusts a DC power supply voltage in order to maintain it at a desired value. Switching regulators are commonly used to maintain a regulated output voltage even when the input voltage or load current changes, and they are often used in applications where the stability of the output voltage is critical, such as in computing and other technology applications. DC DC switching regulators are also used in automotive systems to maintain the power supply voltage and protect against electrical spikes or surges that could potentially damage other components or devices connected to the system.

What is the MP9184GL-P?

The MP9184GL-P is a DC DC switching regulator manufactured by Monolithic Power Systems. This device is a High Voltage Primary On/Off Controller which is designed mainly for automotive use and industrial applications. The operating voltage range of the MP9184GL-P is from 6V to 75V DC, with the output voltage range being adjustable from 0.8V to 6V DC. The MP9184GL-P is built with an inrush current control functionality, allowing it to reduce the amount of current taken during start-up operations and providing better EMI performance. The device also features integrated over-temperature protection, over-voltage protection, and thermal shutdown protection to ensure the safety of connected components.

Application fields of the MP9184GL-P

The MP9184GL-P is mainly used in automotive and industrial applications, as it is designed for high voltage, high current applications. It can be used as a voltage regulator for DC motor drives and as a switch mode power supply for automotive systems. In addition, the device can also be used as a high power supply or auxiliary power supply for various electronic devices. Additionally, due to its inrush current control feature and over-voltage protection feature, the MP9184GL-P can be used as a protection circuit for applications such as battery chargers, SMPS adapters, and motor control applications.

Working principle of the MP9184GL-P

The basic working principle of the MP9184GL-P is to regulate the output voltage level. It does this by using two voltage inputs. The first input is provided by Voltage VCC which provides the power supply voltage to the device. The second input is the feedback voltage, which is compared to the set point voltage level to adjust the output voltage. The device then uses Pulse Width Modulation (PWM) to control the conduction time of the primary switching device, thus controlling the output voltage.

The MP9184GL-P also features a shutdown function, which can be used to disable the output voltage when required. When the shutdown function is enabled, the output is brought to OFF status, thereby preventing further current flow. This can be useful in applications where the output must be completely stopped, or power must be conserved.

Conclusion

The MP9184GL-P is a widely used DC DC switching regulator which is a perfect fit for automotive and industrial applications. Its features make it suitable for use in high voltage and high current applications, especially where the stability of the output voltage is critical. Its innovative features like over-voltage protection, integrated inrush current control, and thermal shutdown protection make the MP9184GL-P a safe and reliable solution for any application.

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