MIC29150-3.3BU TR

Product Overview

Category

The MIC29150-3.3BU TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic circuits to regulate and stabilize voltage levels.

Characteristics

• Voltage Output: 3.3V
• Maximum Input Voltage: 26V
• Dropout Voltage: 0.6V
• Output Current: 1.5A
• Low Quiescent Current: 120µA
• Low Shutdown Current: 1µA
• Thermal Shutdown Protection
• Short Circuit Protection

Package

The MIC29150-3.3BU TR comes in a TO-263 package, also known as D2PAK or DDPAK.

Essence

The essence of this product lies in its ability to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 26V
• Output Voltage: 3.3V ±2%
• Dropout Voltage: 0.6V (typical)
• Output Current: Up to 1.5A
• Quiescent Current: 120µA (typical)
• Shutdown Current: 1µA (maximum)
• Operating Temperature Range: -40°C to +125°C
• Thermal Resistance: 35°C/W (junction-to-case)

Detailed Pin Configuration

The MIC29150-3.3BU TR has three pins:

1. Pin 1 (Input): This pin is connected to the input voltage source.
2. Pin 2 (Ground): This pin is connected to the ground reference.
3. Pin 3 (Output): This pin provides the regulated output voltage.

Functional Features

• Voltage Regulation: The MIC29150-3.3BU TR ensures a stable output voltage of 3.3V, even with varying input voltages.
• Thermal Shutdown Protection: In case of excessive temperature, the device shuts down to prevent damage.
• Short Circuit Protection: The regulator is designed to withstand short circuits without being damaged.

Advantages and Disadvantages

Advantages

• High output current capability of up to 1.5A.
• Low quiescent current consumption, resulting in energy efficiency.
• Wide input voltage range allows for versatile applications.
• Thermal shutdown and short circuit protection enhance reliability.

Disadvantages

• Dropout voltage of 0.6V may limit its use in low voltage applications.
• TO-263 package may require additional space on the PCB compared to smaller packages.

Working Principles

The MIC29150-3.3BU TR utilizes a series pass transistor to regulate the output voltage. It compares the reference voltage with the feedback voltage and adjusts the pass transistor accordingly to maintain a constant output voltage. The thermal shutdown and short circuit protection mechanisms ensure safe operation under various conditions.

Detailed Application Field Plans

The MIC29150-3.3BU TR finds applications in various electronic systems, including but not limited to: - Power supplies - Battery-powered devices - Industrial control systems - Automotive electronics - Communication equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the MIC29150-3.3BU TR include: - LM1117-3.3 - LT1084CP-3.3 - TPS7A4700-3.3

These models offer similar voltage regulation capabilities and are widely used in the industry.

In conclusion, the MIC29150-3.3BU TR is a voltage regulator with a stable output voltage of 3.3V, high current capability, and various protection features. It is commonly used in a wide range of electronic applications, providing reliable voltage regulation.