MIC5255-3.1YM5-TR

Current - Output:	150mA
Base Part Number:	MIC5255
Supplier Device Package:	SOT-23-5
Package / Case:	SC-74A, SOT-753
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 125°C
Protection Features:	Over Current, Over Temperature, Under Voltage Lockout (UVLO)
Control Features:	Enable
PSRR:	60dB ~ 50dB (10Hz ~ 10kHz)
Current - Quiescent (Iq):	150µA
Series:	--
Voltage Dropout (Max):	0.25V @ 150mA
Voltage - Output (Max):	--
Voltage - Output (Min/Fixed):	3.1V
Voltage - Input (Max):	6V
Number of Regulators:	1
Output Type:	Fixed
Output Configuration:	Positive
Part Status:	Active
Packaging:	Tape & Reel (TR)

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Introduction to MIC5255-3.1YM5-TR Voltage RegulatorsThe MIC5255-3.1YM5-TR is a high-performance ultra-low dropout adjustable linear regulator from Micrel. It provides a regulated output voltage from 0.55V to 3.3V in 265mV steps. It consumes very low quiescent current and delivers up to 300mA output current. It is available in an SOT-23-5 package and is designed to to provide voltage regulation for portable and remote applications, especially those powered by fuel cells or limited output supplies. The MIC5255-3.1YM5-TR offers excellent line and load regulation and temperature stability. It also features current limit and short circuit protection, as well as integrated soft-start and power-on reset circuitry.Application Fields for the MIC5255-3.1YM5-TR Voltage RegulatorsThe MIC5255-3.1YM5-TR is an ideal choice for applications including phones, PDAs, digital still cameras, game consoles, portable instruments, and any other system powered with limited output voltage sources. It is particularly suitable for applications where cost and size are prominent design considerations.The flexibility of the MIC5255-3.1YM5-TR allows it to be used for a wide range of applications. It can be used as a power supply for RF power amplifiers and for powering logic circuits in embedded systems. It is also suitable for portable electronic applications such as portable medical and industrial equipment, led lighting, and solar powered applications.Working Principles of the MIC5255-3.1YM5-TR Voltage RegulatorsThe MIC5255-3.1YM5-TR is an adjustable precision linear regulator. It works by utilizing an adjustable voltage reference and an external resistor voltage divider to generate a regulated output voltage. An internal type-II error amplifier provides voltage regulation.The MIC5255-3.1YM5-TR also has an integrated load switch, which is used to disconnect the load from the power supply when the system is in standby. The load switch is controlled by an enable pin (EN), which enables or disables the output of the regulator.Also, the MIC5255-3.1YM5-TR includes a power-on reset (POR) circuit that ensures a safe startup. It monitors the output voltage on the EN pin and when it reaches a certain threshold, it will disable the output of the regulator until the threshold is exceeded.Once the threshold is exceeded, the soft-start circuit will slowly increase the output voltage to the desired value. This feature prevents inrush current and helps reduce the stress on components.Finally, the MIC5255-3.1YM5-TR features a current limit protection circuitry. When the output current exceeds a predetermined limit, the output voltage will drop and the output current will remain at a safe level, preventing damage to the internal components.ConclusionThe MIC5255-3.1YM5-TR is an ideal choice for use in applications with limited output voltage sources, such as phones, PDAs, digital still cameras, and game consoles. It offers excellent line and load regulation, temperature stability, current limit protection, and integrated soft-start and power-on reset circuitry. Its small size and low current consumption make it ideal for cost-sensitive embedded designs and portable applications.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description