MIC2951-03YN

Product Overview

Category

MIC2951-03YN belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output current capability
• Thermal shutdown protection
• Short-circuit current limiting
• Reverse battery protection

Package

MIC2951-03YN is available in a TO-220 package.

Essence

The essence of MIC2951-03YN lies in its ability to provide a stable and regulated voltage supply to electronic devices.

Packaging/Quantity

This product is typically sold in reels or tubes, with a quantity of 1000 units per reel/tube.

Specifications

• Input Voltage Range: 4.75V to 26V
• Output Voltage: 3.3V
• Output Current: Up to 500mA
• Dropout Voltage: 0.6V (typical)
• Quiescent Current: 120µA (typical)

Detailed Pin Configuration

MIC2951-03YN has a total of five pins:

1. GND (Ground): Connected to the ground reference of the circuit.
2. VIN (Input Voltage): Receives the input voltage to be regulated.
3. VOUT (Output Voltage): Provides the regulated output voltage.
4. ADJ (Adjust): Used to adjust the output voltage if required.
5. SHDN (Shutdown): When pulled low, it shuts down the regulator, reducing power consumption.

Functional Features

• Low dropout voltage ensures efficient regulation even when the input voltage is close to the desired output voltage.
• High output current capability allows it to power a wide range of electronic components.
• Thermal shutdown protection prevents overheating and damage to the device.
• Short-circuit current limiting protects the regulator and connected components from excessive current.
• Reverse battery protection safeguards against reverse polarity connection.

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Wide input voltage range
• Low power consumption
• Protection features for enhanced durability

Disadvantages

• Limited output current compared to higher-rated regulators
• Higher dropout voltage than some other models

Working Principles

MIC2951-03YN operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage, regardless of changes in the input voltage or load conditions.

Detailed Application Field Plans

MIC2951-03YN finds applications in various electronic devices and systems, including but not limited to: - Power supplies - Battery-powered devices - Embedded systems - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to MIC2951-03YN include: - LM1117-3.3 - LT1086-3.3 - L78M05CV

These alternatives can be considered based on specific requirements and design constraints.

In conclusion, MIC2951-03YN is a voltage regulator with excellent characteristics, such as low dropout voltage, high output current capability, and various protection features. Its wide range of applications and availability of alternative models make it a versatile choice for voltage regulation in electronic circuits.