MIC5203-5.0BM4 TR

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Output Configuration:	Positive
Output Type:	Fixed
Number of Regulators:	1
Voltage - Input (Max):	16V
Voltage - Output (Min/Fixed):	5V
Voltage - Output (Max):	--
Voltage Dropout (Max):	0.6V @ 80mA
Current - Output:	80mA
Current - Quiescent (Iq):	750µA
Current - Supply (Max):	3mA
PSRR:	--
Control Features:	Enable
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	TO-253-4, TO-253AA
Supplier Device Package:	SOT-143
Base Part Number:	MIC5203

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Introduction

The MIC5203-5.0BM4 TR is a low-voltage, high-efficiency, 5.0V linear voltage regulator integrated with Micrel\'s patented and proprietary technology. It is designed to provide a highly accurate and regulated output voltage for a wide range of applications. The MIC5203-5.0BM4 TR package is ideal for surface mount and/or reflow and it is available in several footprints to meet the customer\'s needs. Its high accuracy, small size, and exceptional reliability make it the ideal choice for a wide variety of applications.

Application Fields

The MIC5203-5.0BM4 TR is ideal for applications that require a highly accurate and reliable linear voltage regulator. Its features, such as its low operating voltage, low noise, and low quiescent current make it ideal for portable applications like laptop computers and cell phones. Its temperature compensation, combined with its ultra-low noise, make it suitable for precision applications such as wireless pointing devices, digital cameras, and instrumentation equipment. The MIC5203-5.0BM4 TR can also be used in automotive applications, such as those in vehicle stability control systems, electromechanical actuators, and automotive power supplies. Other applications such as industrial, audio/video, telecommunications, and broadband communications can also benefit from the MIC5203-5.0BM4 TR\'s low dropout voltage and high accuracy.

Working Principle

The MIC5203-5.0BM4 TR is designed to maintain a highly accurate, stable output voltage at a wide range of temperatures and current levels. Its built-in precision voltage reference provides a low total error at its output. The MIC5203-5.0BM4 TR also incorporates an internal error amplifier that stabilizes the output voltage while compensating for temperature variations. The load regulation of the MIC5203-5.0BM4 TR is also improved by its internal current limiter circuitry.The MIC5203-5.0BM4 TR also features an internal thermal shutdown circuit. This circuit helps protect the device from damage caused by excessive junction temperature. The thermal shutdown circuitry shuts down the device\'s output if the device\'s junction temperature exceeds a certain threshold.In addition to its thermal protection, the MIC5203-5.0BM4 TR also features dynamic output voltage tracking. This feature helps ensure that the output voltage remains within its specified range, which provides a high degree of accuracy even in fluctuating input conditions.

Conclusion

The MIC5203-5.0BM4 TR is a low-voltage, high-efficiency, 5.0V linear voltage regulator integrated with Micrel\'s proprietary technology. Its features, such as its low operating voltage, low noise, and low quiescent current make it ideal for a wide variety of applications, including portable devices, automotive components, industrial equipment, audio/video systems, and telecommunications systems. Its built-in precision voltage reference provides a low total error at its output, while its internal current limiter circuitry helps improve load regulation and its internal thermal shutdown circuit helps protect the device from damage caused by excessive junction temperatures. Its dynamic output voltage tracking further ensures high accuracy even in fluctuating input conditions.

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