MIC4681-3.3BM TR

Product Overview

Category

The MIC4681-3.3BM TR belongs to the category of voltage regulators.

Use

This product is commonly used in electronic devices to regulate and stabilize the output voltage.

Characteristics

• Voltage regulation: The MIC4681-3.3BM TR ensures a stable output voltage of 3.3V.
• Efficiency: It offers high efficiency, minimizing power loss during voltage conversion.
• Low dropout voltage: The regulator can operate with a low input-output voltage differential, reducing power dissipation.
• Current limiting: It incorporates current limiting features to protect the device from excessive current flow.
• Thermal shutdown: The MIC4681-3.3BM TR includes thermal shutdown protection to prevent overheating.

Package

The MIC4681-3.3BM TR comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

This voltage regulator is designed to provide a reliable and stable power supply for various electronic circuits and components.

Packaging/Quantity

The MIC4681-3.3BM TR is typically packaged in reels or tubes, containing a specified quantity of units per package.

Specifications

• Input Voltage Range: 4.5V to 16V
• Output Voltage: 3.3V
• Output Current: Up to 500mA
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC4681-3.3BM TR has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• Voltage Regulation: The MIC4681-3.3BM TR maintains a constant output voltage regardless of input voltage fluctuations.
• Current Limiting: It incorporates current limiting to protect the device and connected components from excessive current.
• Thermal Shutdown: The regulator includes thermal shutdown protection, preventing damage due to overheating.

Advantages and Disadvantages

Advantages

• Stable Output Voltage: Ensures reliable operation of electronic circuits.
• High Efficiency: Minimizes power loss during voltage conversion.
• Compact Package: Suitable for space-constrained applications.
• Current Limiting and Thermal Shutdown: Protects the device and connected components.

Disadvantages

• Limited Output Current: Up to 500mA, which may not be sufficient for high-power applications.
• Narrow Input Voltage Range: Operates within a range of 4.5V to 16V, limiting compatibility with certain systems.

Working Principles

The MIC4681-3.3BM TR utilizes a combination of feedback control and internal circuitry to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry accordingly to maintain a stable output.

Detailed Application Field Plans

The MIC4681-3.3BM TR finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - Embedded systems - IoT devices - Communication equipment

Detailed and Complete Alternative Models

• MIC4680-3.3BM TR
• MIC4682-3.3BM TR
• LT1763-3.3
• LM1117-3.3

These alternative models offer similar functionality and characteristics to the MIC4681-3.3BM TR and can be considered as alternatives based on specific requirements.

In conclusion, the MIC4681-3.3BM TR is a voltage regulator that provides stable and efficient power supply for electronic devices. Its compact package, current limiting, and thermal shutdown features make it suitable for a wide range of applications. However, its limited output current and input voltage range should be considered when selecting the appropriate voltage regulator for specific systems.