MP8720GQ-Z

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The MP8720GQ-Z is a high-performance, high-efficiency DC-DC switching regulator which can transform an input voltage of 1.5V to 25V into adjustable output voltages of 1.25V to 20V, with a wide-range of maximum current draw of up to 3A. The device is also equipped with a low-side current sensing circuit to detect the current draw at the output. This high-power, high-efficiency regulator delivers a range of advanced features, including fixed switching frequency, high accuracy output voltage control, output-current limiting, under-voltage lockout, and shutdown mode.

The MP8720GQ-Z is a PMIC (Pulse Width Modulation Integrated Circuit) device, which comes from its capability to convert an input DC voltage into a regulated output voltage using a pulse width modulation (PWM) circuit. It belongs to the family of Voltage Regulators, and more precisely to the category of DC-DC switching regulators. This type of regulator is capable of converting the desired output voltage from any DC input voltage. Typically, a DC-DC Switched regulator works by quickly switching a high current drive output transistor on and off at a fixed frequency. As the duty cycle of the switched voltage is varied, the average output voltage is changed. The DC-DC switching regulator can provide higher current draw at lower input voltage, while providing an efficient and constant voltage output.

The device also comes with an adjustable current limit circuit which serves to protect the device from being damaged in case of overcurrent events. When the current limit is reached, the device will enter into a hiccup mode where it will shut down briefly, and then restart in order to reset the current limit. Additionally, the device is designed to limit the in-rush current of the system during startup.

The MP8720GQ-Z comes equipped with a range of protection systems – including an under-voltage lockout (UVLO) circuit, over-temperature protection (OTP) circuit, as well as current limiting and output voltage control features. The device is capable of operating in a wide temperature range from -40°C to +85°C. The built-in overvoltage protection (OVP) circuit prevents the output voltage from exceeding a pre-defined voltage level, and the undervoltage lockout (UVLO) circuit protects against excessive voltage or inrush current from overloading the input power supply.

The MP8720GQ-Z\'s wide range of capabilities and advanced features make it an ideal power manager for diverse applications, ranging from low-power embedded system applications to communication infrastructure, industrial control, and other safety-critical applications. It is designed to support various switching frequencies and offers current limitation control, voltage limiting, and over-temperature protection. Additionally, the device\'s small size and high power efficiency make it an ideal solution for space-constrained designs.

In summary, the MP8720GQ-Z is an advanced, high-performance, high-efficiency DC-DC switching regulator, designed to provide the optimum performance in a wide range of harsh conditions and challenging applications. The device provides excellent power management features, and offers effective current limitation and under-voltage lockout to protect the system from overvoltage and overcurrent events. Furthermore, its wide-range of features make it an ideal solution for low-power embedded, industrial control, and other safety-critical applications.

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