MIC37501-1.8WR

Voltage Dropout (Max):	0.5V @ 5A
Base Part Number:	MIC37501-1.8
Supplier Device Package:	S-PAK-7
Package / Case:	SPak-7 (7 leads + Tab)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	--
Current - Output:	5A
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.8V
Voltage - Input (Max):	6V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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Introduction

The MIC37501-1.8WR is a Linear Regulator Power Management IC (PMIC) designed to provide a stable, low noise and low quiescent current supply voltage. The MIC37501-1.8WR is capable of delivering up to 800mA of continuous output current and has an adjustable output voltage range of less than 1.8V to greater than 5V. This PMIC is suitable for applications where the output voltage needs to be accurately held to within a limited current range, such as automotive modules, consumer and industrial applications. This article will discuss the application fields and working principle of the MIC37501-1.8WR Linear Regulator Power Management IC.

Application Fields

The MIC37501-1.8WR Linear Regulator Power Management IC is suitable for applications that require circuit stability and low noise power supply. Automotive modules, consumer electronics and industrial applications are ideal fields where this PMIC may be used as they need to use a reliable power source with a limited current range to maintain circuit stability and precision. This PMIC is mainly used as a voltage regulator to provide a regulated output voltage to electronic circuits.Car modules are one of the many applications that can benefit from using the MIC37501-1.8WR. This PMIC is capable of delivering up to 800mA of continuous output current and has a wide adjustable output voltage ranging from less than 1.8V to greater than 5V. This makes it ideal for use in automotive temperature control devices, tire pressure monitoring systems, engine start systems and other automotive electronics. The MIC37501-1.8WR also has uses in consumer electronics. It can be used in battery operated applications such as portable media players, digital TVs, digital cameras, cell phones and other mobile devices. As this PMIC is capable of providing high efficiency, low quiescent currents and low noise levels, it is ideal for use in applications that require a stable power supply over a limited current range.The MIC37501-1.8WR is also suitable for use in industrial applications. This PMIC has the ability to handle large load transients and load changes in industrial applications. This makes it well suited for use in heavy duty electronic equipment such as pumps, drives and other power systems.

Working Principle

The MIC37501-1.8WR Linear Regulator Power Management IC is a linear voltage regulator that uses feedback from an internal error amplifier and a reference voltage to control the output voltage. This PMIC is a three-terminal device that operates with a constant reference voltage of 1.8V. The input voltage is applied to the input pin of the PMIC and the output voltage is generated at the output pin. The error amplifier compares the output voltage to an internal reference voltage and if they are not equal, it calculates the difference and produces a corresponding voltage adjustment to the output through the feedback loop. This adjustment is known as a voltage regulation and it maintains a constant output voltage regardless of input voltage or load changes. The MIC37501-1.8WR has a current limit protection feature that prevents it from delivering more than its rated output current. When the output current increases beyond its rated value, the current limit protection feature will limit the output current and protect the device from damage. Lastly, the MIC37501-1.8WR has an enable pin which determines the state (ON or OFF) of the device. This pin can be used to turn the device ON or OFF through external control signals.

Conclusion

The MIC37501-1.8WR Linear Regulator Power Management IC is a three-terminal device suitable for use in many application fields, such as automotive modules, consumer electronics and industrial applications. This PMIC is able to provide stable, low noise and low quiescent current supply voltages and has current limit protection to prevent it from being damaged. It also has an enable pin that allows external control of the device. It is a reliable and efficient voltage regulator.

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