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MIC5239-5.0YS

Name: MIC5239-5.0YS
Rating: 4.7 (12 reviews)

IC REG LINEAR 5V 500MA SOT-223-3

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Mfr。パート #MIC5239-5.0YS
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データシート MIC5239-5.0YS DataSheet
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仕様

Part Status	Active
Output Configuration	Positive
Output Type	Fixed
Number of Regulators	1
Voltage - Input (Max)	30V
Voltage - Output (Min/Fixed)	5V
Voltage Dropout (Max)	0.35V @ 500mA (Typ)
Current - Output	500mA
Current - Quiescent (Iq)	45 µA
Protection Features	Over Current, Over Temperature, Over Voltage, Reverse Polarity
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	TO-261-4, TO-261AA
Supplier Device Package	SOT-223-3
Base Product Number	MIC5239
Current - Supply (Max)	15 mA

概要

Description

MIC5239-5.0YS is a low-dropout (LDO) voltage regulator designed for efficient power management in electronic devices. It provides a regulated output voltage of 5.0V with a maximum output current capability, making it suitable for a variety of applications, including telecommunications, consumer electronics, and portable devices. The device features low quiescent current, enabling extended battery life in portable applications, and offers thermal shutdown and overcurrent protection for enhanced reliability. Its compact package allows for easy integration into space-constrained designs. Additionally, the MIC5239-5.0YS has a wide input voltage range, meaning it can operate effectively with various power sources. Overall, this regulator is ideal for designers seeking dependable performance and efficiency in power supply circuits.

Features

The MIC5239-5.0YS is a low-dropout (LDO) voltage regulator designed to provide a stable output voltage of 5.0V. Key features include:
1. Low Dropout Voltage: Typically around 300mV at full load, which enhances efficiency.
2. High Output Current: Capable of delivering up to 1A of output current.
3. Power Supply Rejection Ratio (PSRR): Offers excellent PSRR, ensuring minimal output voltage variation with changes in input voltage or load.
4. Thermal Shutdown: Integrated thermal protection to prevent damage from overheating.
5. Short-Circuit Protection: Features built-in current limit to protect the device and load.
6. Low Quiescent Current: Ideal for battery-powered applications, ensuring longer battery life.
7. Small Package: Available in a compact surface-mount package, saving space on PCBs.
This makes the MIC5239-5.0YS suitable for a range of applications including portable devices, consumer electronics, and telecommunications.

Package

The MIC5239-5.0YS is packaged in a 5-pin SOT-23 (Surface Mount) configuration. This compact package is designed for efficient space utilization and thermal performance in various electronic applications.

Pinout

The MIC5239-5.0YS is a low dropout (LDO) voltage regulator with a pin count of 8. Its primary function is to regulate an input voltage to a stable output of 5.0V. The pin configuration is as follows:
1. Input (VIN): Connects to the power supply input.
2. Ground (GND): Common ground connection.
3. Output (VOUT): Provides the regulated output voltage of 5.0V.
4. Control (ENABLE): Enables or disables the output when pulled low or high.
5. Bypass: Used for connecting an external capacitor to improve transient response.
6. Adjust (ADJ): Not used in fixed voltage versions but allows for external adjustment in variable versions.
7. Feedback (FB): Not applicable in fixed versions but used for feedback in variable configurations.
8. Thermal Pad: For heat dissipation.
The MIC5239-5.0YS is designed for low power applications and features low quiescent current and excellent line/load regulation.

Manufacturer

The MIC5239-5.0YS is manufactured by Microchip Technology Inc., a prominent semiconductor company. Microchip specializes in designing and manufacturing microcontrollers, analog semiconductors, memory, and other embedded control products. Founded in 1989, the company serves a diverse range of industries, including automotive, industrial, consumer electronics, and communications. Microchip is known for its commitment to providing high-quality products and solutions for embedded applications, focusing on innovation and customer support. The MIC5239-5.0YS specifically is a low-dropout (LDO) voltage regulator, designed for various applications requiring stable voltage output.

Application

The MIC5239-5.0YS is a low-dropout (LDO) voltage regulator that provides a stable output of 5.0V. Its application areas include powering low-voltage microcontrollers, sensors, and other electronic devices in portable and battery-operated equipment. It is also suitable for use in automotive applications, telecommunications, and industrial systems where reliable voltage regulation is essential for circuit performance.

Equivalent

Equivalent products to the MIC5239-5.0YS voltage regulator include the LM1117-5.0, LP2985-5.0, and MCP1700-5002. These alternatives provide similar output voltage regulation characteristics, typically in the 5V range, and are suitable for low-dropout applications. Always verify specific electrical characteristics and package types for compatibility with your design.