MIC5313-F5YMT-TR

Voltage Dropout (Max):	0.2V @ 300mA, 0.2V @ 300mA
Supplier Device Package:	10-TMLF® (2x2)
Package / Case:	10-UFDFN, 10-TMLF®
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature
Control Features:	Enable
PSRR:	65dB ~ 40dB (1kHz ~ 20kHz)
Current - Quiescent (Iq):	12µA
Current - Output:	300mA, 300mA
Series:	--
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	1.3V, 1.5V
Voltage - Input (Max):	5.5V
Number of Regulators:	2
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Discontinued at Digi-Key
Packaging:	Cut Tape (CT)

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Introduction

The MIC5313-F5YMT-TR is a linear voltage regulator that belongs to the PMIC (Power Management IC) family of voltage regulators. It is designed specifically to help limit power consumption, reduce system cost and simplify thermal management. This particular linear regulator is designed with an integrated low-dropout (LDO) feature, allowing for optimal operation even with input voltages greater than the regulated voltage. It also features low output voltage ripple, which ensures a more stable power delivery.

Application Field

The MIC5313-F5YMT-TR is ideal for use in automotive, industrial, and medical applications, especially those with stringent EMI specifications. In automotive applications, the MIC5313-F5YMT-TR is used to regulate voltage in airbag systems and other systems with high power requirements. In industrial applications, it is used in temperature control management systems and pumps, as well as in medical equipment like life-sustaining devices. Its low dropout feature also makes it a great choice for use in power supplies, where the input voltage may fluctuate. It can be used to regulate the voltage in a wide range of applications, from 5V up to 6V.

Working Principle

In order to understand how the MIC5313-F5YMT-TR works, it is important to understand the basics of a linear regulator. In a linear regulator, the difference between the input voltage and the regulated output voltage is used to control the power dissipation within the regulator.In the MIC5313-F5YMT-TR, the input voltage is compared to the set output voltage, and the difference is used to control the amount of current flowing from the input to the output. This is accomplished through the use of an internal error amplifier, which is designed to sense any discrepancies between the input and output voltages. This error amplifier then adjusts the gate voltage of the pass device, which is used to control the flow of current and ultimately regulate the output voltage.

Conclusion

The MIC5313-F5YMT-TR is a linear voltage regulator that belongs to the PMIC (Power Management IC) family of voltage regulators. It is designed to provide an efficient and reliable power solution, and is ideal for a wide range of automotive, industrial, and medical applications. Its low dropout feature and low output voltage ripple make it an ideal choice for applications with varying input voltages. The linear regulator works by using an internal error amplifier to sense any discrepancies between the input and output voltages, and then adjust the gate voltage of the pass device to control the flow of current and ultimately regulate the output voltage.

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