MP9488GS-Z

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The MP9488GS-Z is a DC-DC switching regulator which belongs to the family of voltage regulators, more specifically the family of PMIC (Power Management Integrated Circuit). It is a compact, high-efficiency and highly versatile device with a variety of important features. The integrated components make it suitable for a wide range of applications.

The MP9488GS-Z has two main applications. Firstly, it can be used as a buck regulator and secondly as a boost regulator. It is suitable for use in a wide range of power supply applications, from consumer electronics such as mobile phones and handheld devices, to industrial and automotive systems. The device features an integrated control circuit, a wide input voltage range of 2.5V to 5.5V and an output voltage range of 0.8V to 5V. It also features programmable current and thermal protection, as well as a shutdown timer functionality, thereby minimizing power dissipation.

The working principle of the MP9488GS-Z is based on the pulse width modulation (PWM) concept. In buck mode, the load is powered by a PWM switch which is connected to the output voltage. The ON-time of the PWM switch is determined by the voltage drop across an external resistor and the output voltage is maintained at a fixed rate. In boost mode, the PWM switch is connected to the input voltage and the ON-time of the PWM switch is determined by the voltage drop across an internal resistor. The output voltage can be adjusted by changing the resistors, thereby allowing the user to adjust the output voltage accordingly.

The MP9488GS-Z also features a wide-range of features designed to increase efficiency, reduce size and extend the operating temperature range. The integrated power switch features zero current detection, thus resulting in higher efficiency by reducing on-time and improving overall output power. The package size is also small and the device is pin and software compatible with other MP9488 series products, allowing the user to reduce board size while maintaining compatibility.

In addition, the device also includes thermal shutdown, overvoltage protection, undervoltage lockout, and programmable current limit protection. The device is compatible with the Power-SoC architecture and the MP9488GS-Z integrates multiple-power features, further reducing size and cost. The MP9488GS-Z is able to operate in extreme temperature conditions, ranging from -40°C to +125°C.

The MP9488GS-Z is ideal for both buck and boost application scenarios and is suitable for a wide range of power supply applications, from consumer electronics such as mobile phones and handheld devices, to industrial and automotive systems. It can provide a high efficiency, long life and reliable performance. The integrated features, including thermal protection, programmable current and a shutdown timer, make it a very reliable and energy efficient DC-DC switching regulator.

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