MIC2920A-3.3WS

Product Overview

Category

The MIC2920A-3.3WS belongs to the category of voltage regulators.

Use

This product is primarily used for regulating voltage in electronic circuits.

Characteristics

• Voltage regulation: The MIC2920A-3.3WS provides a regulated output voltage of 3.3V.
• Low dropout voltage: It has a low dropout voltage, ensuring efficient power conversion.
• High accuracy: This voltage regulator offers high accuracy in maintaining the desired output voltage.
• Thermal shutdown protection: It includes thermal shutdown protection to prevent damage due to excessive heat.
• Current limiting: The MIC2920A-3.3WS incorporates current limiting to protect the circuit from overcurrent conditions.

Package

The MIC2920A-3.3WS comes in a small outline SOT-223 package, which is suitable for surface mount applications.

Essence

The essence of the MIC2920A-3.3WS is its ability to provide stable and regulated voltage output, ensuring reliable operation of electronic devices.

Packaging/Quantity

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

Specifications

• Output voltage: 3.3V
• Dropout voltage: 350mV (typical)
• Maximum input voltage: 26V
• Maximum output current: 500mA
• Line regulation: 0.04% (typical)
• Load regulation: 0.1% (typical)
• Operating temperature range: -40°C to +125°C

Detailed Pin Configuration

The MIC2920A-3.3WS has three pins:

1. Vin (Pin 1): Input voltage pin.
2. Vout (Pin 2): Output voltage pin.
3. GND (Pin 3): Ground pin.

Functional Features

• Voltage regulation: The MIC2920A-3.3WS maintains a constant output voltage of 3.3V, regardless of input voltage fluctuations.
• Low dropout voltage: It operates efficiently even when the input voltage is close to the desired output voltage.
• Thermal shutdown protection: The regulator shuts down if the temperature exceeds a safe limit, preventing damage to the device.
• Current limiting: It protects the circuit from excessive current by limiting the output current.

Advantages and Disadvantages

Advantages

• Stable output voltage: The MIC2920A-3.3WS ensures a stable and regulated output voltage, providing reliable performance for electronic devices.
• Low dropout voltage: Its low dropout voltage enables efficient power conversion, minimizing energy loss.
• Compact package: The SOT-223 package allows for easy integration into space-constrained applications.

Disadvantages

• Limited maximum output current: The MIC2920A-3.3WS has a maximum output current of 500mA, which may not be sufficient for high-power applications.
• Narrow operating temperature range: The operating temperature range of -40°C to +125°C may restrict its use in extreme temperature environments.

Working Principles

The MIC2920A-3.3WS utilizes a combination of internal circuitry and feedback mechanisms to regulate the output voltage. It compares the actual output voltage with a reference voltage and adjusts the internal circuitry to maintain a constant output voltage of 3.3V.

Detailed Application Field Plans

The MIC2920A-3.3WS finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Embedded systems - Communication equipment - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC2920A-3.3WS include: - LM1117-3.3: A popular voltage regulator with a fixed output voltage of 3.3V. - LT1763-3.3: A low dropout voltage regulator capable of providing a regulated output voltage of 3.3V. - NCP1117-3.3: Another voltage regulator with a fixed output voltage of 3.3V, suitable for various applications.

These alternative models can be considered based on specific requirements and compatibility with the target application.

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