MIC3975BMM

Series:	--
Packaging:	Tube
Part Status:	Discontinued at Digi-Key
Output Configuration:	Positive
Output Type:	Adjustable
Number of Regulators:	1
Voltage - Input (Max):	16V
Voltage - Output (Min/Fixed):	1.24V
Voltage - Output (Max):	16V
Voltage Dropout (Max):	0.5V @ 750mA
Current - Output:	750mA
PSRR:	--
Control Features:	Enable
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Operating Temperature:	-40°C ~ 125°C
Mounting Type:	Surface Mount
Package / Case:	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
Supplier Device Package:	8-MSOP
Base Part Number:	MIC3975

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MIC3975BMM Application Field and Working Principle

Introduction

The MIC3975BMM is an 8-pin, low-voltage linear voltage regulator designed for cost-sensitive, low-voltage applications. The MIC3975BMM is a 3.3V regulator with a 2.7V to 10V input voltage range and a 2.5V to 8V output voltage range. It is able to supply up to 150mA of output current and has a power supply rejection ratio of 75dB.

Application Fields

The MIC3975BMM is an ideal choice for cost-sensitive applications such as automotive and remote communication systems, consumer products and health care equipment. It is particularly suitable for applications where a high level of power supply rejection and low-voltage operation is a must.In automotive applications, the MIC3975BMM is ideal for powering low-voltage sensing and monitoring circuits, as well as LED light drivers. It is available in a compact MSOP-8 package, which makes it suitable for space-critical applications.In consumer electronics and other cost-sensitive applications, the MIC3975BMM can be used to power microcontrollers, LCD modules and other electronics components that require a low-voltage power supply.In healthcare applications, the MIC3975BMM is ideal for powering patient monitoring and EKG circuits, as well as medical imaging systems.

Working Principle

The MIC3975BMM is a three-terminal, low-voltage linear voltage regulator. It works by regulating the input voltage to the desired output voltage. A wide input voltage range (2.7V to 10V) and output voltage range (2.5V to 8V) allows the regulator to cover a wide range of applications.The MIC3975BMM is able to supply up to 150mA of output current. To limit the output current, it features adjustable current-limiting circuitry. The power supply rejection ratio of the MIC3975BMM is 75dB, which ensures high-level voltage regulation.The MIC3975BMM also features thermal protection to protect the device from overheating. This thermal protection circuitry reduces the output current in over-temperature conditions, which increases safety and reliability.

Conclusion

The MIC3975BMM is a low-voltage, linear voltage regulator designed for cost-sensitive applications. It is available in an MSOP-8 package, which makes it ideal for space-critical applications. The regulator is able to supply up to 150mA of output current and has a power supply rejection ratio of 75dB. With its wide input and output voltage range and its adjustable current-limiting circuitry, the MIC3975BMM is the ideal choice for automotive, consumer, and healthcare applications.

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