MIC5239-1.8YS

Current - Output:	500mA
Base Part Number:	MIC5239
Supplier Device Package:	SOT-223
Package / Case:	TO-261-4, TO-261AA
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Over Voltage, Reverse Polarity
Control Features:	Enable
PSRR:	--
Current - Supply (Max):	15mA
Current - Quiescent (Iq):	45µA
Series:	--
Voltage Dropout (Max):	0.35V @ 500mA (Typ)
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V
Voltage - Input (Max):	30V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Bulk

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Overview

The MIC5239-1.8YS is a low dropout voltage regulator designed to provide a constant output voltage for a wide range of input voltage applications. The regulator employs a proprietary on-chip control circuit to provide a fast, flexible, and versatile alternative to traditional linear (passive) voltage regulators. The MIC5239-1.8YS is available in fixed output voltages of 1.8V and has an output current capability of up to 1A.

Application Field

The MIC5239-1.8YS voltage regulator is ideal for a variety of applications, such as microprocessors, digital electronics, and other applications that require a stable and reliable power source. The MIC5239-1.8YS offers a low dropout voltage and low quiescent current, making it ideal for battery powered applications. Its low power consumption is also beneficial for designs that require low power consumption.The MIC5239-1.8YS is well suited for automotive and industrial applications, due to its wide input voltage range, low dropout, low output noise, and full protection against overcurrent, overvoltage, and short-circuit conditions.

Working Principle

The MIC5239-1.8YS features an integrated voltage reference and control circuit that provide a regulated output voltage. The regulator utilizes an on-chip feedback loop to dynamically adjust the output voltage based on the input voltage. The precision voltage reference and control circuit of the MIC5239-1.8YS ensures a highly accurate and stable output voltage.The MIC5239-1.8YS also features protection against overcurrent, overvoltage, and short-circuit conditions. This protection protects the device from damage and ensures that the output voltage remains within its specified range.

Conclusion

The MIC5239-1.8YS is a low dropout voltage regulator designed specifically for use in a variety of applications involving microprocessors, digital electronics, automotive, and industrial applications. Its low dropout voltage and low quiescent current makes it an ideal choice for battery-powered applications, while its on-chip control circuit ensures a highly accurate and stable output voltage. The MIC5239-1.8YS also features protection against overcurrent, overvoltage, and short-circuit conditions, ensuring the safety of the device and the reliability of the output voltage.

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