MAX1953EUB+

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Introduction

The Maxim MAX1953EUB+ is a voltage regulator specifically designed for power management integrated circuits (PMIC) applications. It is part of Maxim’s family of DC DC switching controllers. These are voltage regulators that allow electronic systems to operate at an ideal voltage level, ensuring that the system functions correctly and efficiently.

Features

The MAX1953EUB+ voltage regulators feature a wide input voltage range of 3V to 40V and can be configured to output either a positively or negatively regulated voltage. They feature excellent line and load regulation and high efficiency gains that provide high-end performance compared to other similar solutions. They also feature a slew rate of 50V/us, low ripple and noise, and a temperature range of -40°C to 125°C.

The MAX1953EUB+ voltage regulators have a set of features that make them ideal for PMIC applications. They have a wide output range with programmable current limits and a self-protection circuit to prevent over-temperature and over-current. They also feature an integrated internal current sense resistor for improved accuracy of current sense accuracy. Finally, the components are Pb-free and RoHS compliant.

Working Principle

The MAX1953EUB+ voltage regulators are designed to provide a regulated output voltage. This is achieved by controlling the duty cycle of an integrated switch that is coupled to an inductor, the output capacitor, and the output voltage. The controller adjusts the duty cycle of the switch such that the output voltage is regulated at the desired level. As the load varies, the controller continuously adjusts the switching duty cycle to maintain the desired output voltage. The MAX1953EUB+ has an adjustable soft-start setting, which allows the output voltage to ramp up gradually at power up in order to prevent any inrush current.

Conclusion

The MAX1953EUB+ voltage regulator from Maxim is an ideal solution for PMIC applications. Its wide input voltage range, excellent line and load regulation, and high efficiency make it a high-end solution for power management. Its adjustable soft-start setting and integrated protection features make it a good choice for embedded applications that require a tightly regulated output voltage. It is Pb-free and RoHS compliant, ensuring it is safe for use in modern electronics.

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