MIC4680-3.3BM-TR

Product Overview

Category

The MIC4680-3.3BM-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 regulation: The MIC4680-3.3BM-TR provides a regulated output voltage of 3.3V.
• Efficiency: It offers high efficiency, ensuring minimal power loss during voltage conversion.
• Low dropout voltage: The device operates with a low dropout voltage, enabling it to maintain stable output even when the input voltage is close to the desired output voltage.
• Current limiting: The regulator incorporates current limiting features to protect the circuit from excessive current flow.
• Thermal shutdown: It includes thermal shutdown protection to prevent overheating and damage to the device.

Package

The MIC4680-3.3BM-TR comes in a compact surface-mount package, making it suitable for space-constrained applications.

Essence

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

Packaging/Quantity

The MIC4680-3.3BM-TR is typically packaged in reels or tubes, containing a specified quantity of units per package.

Specifications

• Input voltage range: 4.5V to 20V
• Output voltage: 3.3V
• Output current: Up to 500mA
• Dropout voltage: 200mV (typical)
• Line regulation: ±0.2% (typical)
• Load regulation: ±0.4% (typical)
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC4680-3.3BM-TR has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin

Functional Features

• Voltage regulation: The MIC4680-3.3BM-TR maintains a constant output voltage of 3.3V, regardless of input voltage fluctuations.
• Current limiting: It incorporates current limiting functionality to protect the circuit from excessive current flow, preventing damage to the device and connected components.
• Thermal shutdown: The regulator includes thermal shutdown protection, which activates when the temperature exceeds a certain threshold, ensuring safe operation.

Advantages and Disadvantages

Advantages

• High efficiency, minimizing power loss during voltage conversion.
• Low dropout voltage, enabling stable output even with small input-output voltage differentials.
• Compact package size, suitable for space-constrained applications.
• Current limiting and thermal shutdown features enhance circuit protection.

Disadvantages

• Limited output current capacity (up to 500mA).
• Requires an external input capacitor for optimal performance.

Working Principles

The MIC4680-3.3BM-TR operates based on a linear voltage regulation principle. It utilizes a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.3V. The device regulates the voltage by controlling the flow of current through its internal components.

Detailed Application Field Plans

The MIC4680-3.3BM-TR finds application in various electronic systems and devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - Embedded systems - Industrial automation equipment - Communication devices

Detailed and Complete Alternative Models

1. LM1117-3.3: A popular alternative voltage regulator with similar specifications and characteristics.
2. LT1763-3.3: Another alternative offering high accuracy and low dropout voltage.
3. TPS79633: A voltage regulator with excellent line and load regulation capabilities.

These alternative models provide similar functionality and can be considered as substitutes for the MIC4680-3.3BM-TR in various applications.

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