MIC39102YM

Voltage Dropout (Max):	0.63V @ 1A
Base Part Number:	MIC39102
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Reverse Polarity
Control Features:	Enable
PSRR:	--
Current - Output:	1A
Series:	--
Voltage - Output (Max):	16V
Voltage - Output (Min/Fixed):	1.24V
Voltage - Input (Max):	16V
Number of Regulators:	1
Output Type:	Adjustable
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tube

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Introduction to MIC39102YM

The MIC3910YM is a micropower linear low-dropout (L-LOD) regulator from Micrel. This device is designed to decrease the output voltage of the unregulated voltage source. It is designed for applications that require low-noise, compact designs with minimal external components. The MIC39102YM is a cost-effective option for providing a stable power supply to a variety of components.

Application Field

The MIC39102YM is a linear low-dropout regulator that is ideal for applications that require a low-noise, compact design with minimal external components. It can be used to supply power to digital signal processors (DSPs), exercise machines, digital televisions, and other general-purpose electronic components. It can also be used for portable medical devices, automotive systems, and other applications requiring a stable output voltage with a low dropout voltage.

Typical Functionality

The MIC39102YM provides a regulated output voltage over a range of input voltages. It has a variable output voltage between 1.25V and 2.25V with an efficiency of up to 90%. It has a current limit range of 3.2mA to 26mA, and it also has an overload protection circuit to provide fault protection. The low dropout voltage of this L-LOD regulator makes it particularly suitable for a variety of applications including automotive systems and portable medical devices.

Working Principle

The MIC39102YM is designed to provide a regulated output voltage from an unregulated voltage source. The device utilizes a linear topology and consists of an error amplifier, a low-dropout regulator, and a current-limit circuit. The error amplifier compares the reference voltage with the output voltage and adjusts the output voltage to compensate for any discrepancies. The low-dropout regulator then reduces the input voltage to the desired level, and the current-limit circuit allows the regulator to limit the output current and protect the device from overloading. The MIC39102YM has a linear topology, which helps to minimize noise and reduce power loss. This feature makes the device suitable for low-noise designs and allows it to maintain a low noise floor throughout its operational range. The device also has a high power efficiency, which means that a small amount of the input power is lost as heat. This feature allows a higher load current to be provided with lower losses and increased reliability. The MIC39102YM can also provide a wide input supply range, which is beneficial for applications where the input voltage may be subject to fluctuations.

Conclusion

The MIC39102YM is a micopower linear low-dropout regulator from Micrel. This device is designed for robust applications that require a low-noise, compact design with minimal external components. It can supply power to a variety of devices and applications and can provide a stable output voltage with only a small input voltage. The device also has a current limit range of 3.2mA to 26mA and an efficiency of up to 90%. The low-dropout voltage and high power efficiency make this regulator a cost-effective solution for supplying power to digital signal processors, medical devices, automotive systems, and other applications.

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