LM53625MQRNLTQ1

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PMIC (Power Management Integrated Circuit) Voltage Regulators are designed to regulate voltage levels and provide power sources in electronic devices. The LM53625MQRNLTQ1 is a typical DC-DC switching regulator that can provide a wide input and output voltage range. In this article, we will explain the application field and working principle of the LM53625MQRNLTQ1 DC-DC switching regulator.

Application Field of LM53625MQRNLTQ1

The LM53625MQRNLTQ1 is primarily used for portable and handheld devices. It is optimized for space constrained applications and is capable of providing high efficiency power supply solutions in a small form factor. Additionally, the device has an internal thermal shutdown to protect the device from excessive heat. It is also capable of withstanding an input voltage range of 0.9V to 5.5V.

The LM53625MQRNLTQ1 offers a variety of adjustable output voltage ranges from 0.9 V to 5 V. It also has an internal current limit of 1.1A and a maximum output current of 2A. The device can support a maximum output voltage of 2.9V and offers a high efficiency power conversion of up to 90%. The device has a low quiescent current of 0.45uA and is capable of supporting switching frequency up to 2.75MHz.

The LM53625MQRNLTQ1 is ideal for applications such as power management in smart phones, wearable devices, laptop computers, tablets, and any other portable electronic device.

Working Principle of LM53625MQRNLTQ1

The LM53625MQRNLTQ1 is a DC-DC switching regulator with internal components allowing it to regulate voltage levels and provide power sources in electronic devices by providing a stable output voltage for the load. The device requires an external inductor and the internal components form a switching conversion network.

When the input voltage is higher than the output voltage, the MOSFET in the LM53625MQRNLTQ1 is on and the current flows through the inductor and the load in order to maintain the output voltage. Once the output voltage level has been reached, the MOSFET is switched off and the current circulates through the energy storage components. The device then switches on again to repeat the cycle in order to maintain the output voltage.

The LM53625MQRNLTQ1 is a synchronous DC-DC step-down switching regulator. The device has internal linear voltage regulation in order to reduce output voltage ripple. It also offers current mode control, which minimizes EMI (electromagnetic interference) and improves system reliability. The device is capable of supporting either a constant frequency or a dual frequency switching with very low noise and high efficiency.

The LM53625MQRNLTQ1 can be used in systems where high efficiency and a long battery life is needed. Its wide range of features makes it an ideal choice for battery powered and portable electronics. The device also offers over-voltage and over-current protections, as well as short-circuit protection, thermal shutdown and under-voltage lockout.

Conclusion

The LM53625MQRNLTQ1 is a DC-DC switching regulator designed for portable and handheld devices. It offers a wide range of adjustable output voltage ranges and a high efficiency rate of up to 90%. The device also offers current mode control and protection from over voltage, over current, short-circuit and thermal shutdown. The LM53625MQRNLTQ1 is ideal for powering battery powered and portable electronics.

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