MIC5219-3.3YM5-TR

Product Overview

Category

MIC5219-3.3YM5-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 MIC5219-3.3YM5-TR provides a regulated output voltage of 3.3V.
• Low Dropout: It has a low dropout voltage, allowing it to operate efficiently even when the input voltage is close to the desired output voltage.
• Low Quiescent Current: The regulator consumes minimal current when there is no load, making it suitable for battery-powered applications.
• Thermal Shutdown Protection: It includes built-in thermal shutdown protection to prevent overheating and damage to the device.
• Short Circuit Protection: The MIC5219-3.3YM5-TR is equipped with short circuit protection, safeguarding the circuit from excessive current flow.

Package

The MIC5219-3.3YM5-TR comes in a small surface-mount SOT-23-5 package.

Essence

This voltage regulator is designed to provide a stable and regulated output voltage of 3.3V, ensuring reliable operation of electronic circuits.

Packaging/Quantity

The MIC5219-3.3YM5-TR is typically packaged in reels containing 3000 units.

Specifications

• Input Voltage Range: 2.3V to 16V
• Output Voltage: 3.3V
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 120µA
• Maximum Output Current: 500mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC5219-3.3YM5-TR has five pins arranged as follows:

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1. Pin 1: Input Voltage (VIN)
2. Pin 2: Ground (GND)
3. Pin 3: Enable (EN)
4. Pin 4: Output Voltage (VOUT)
5. Pin 5: Bypass Capacitor (BYP)

Functional Features

• Voltage Regulation: The MIC5219-3.3YM5-TR maintains a constant output voltage of 3.3V, regardless of variations in the input voltage.
• Low Dropout: It can operate with a minimal voltage difference between the input and output, ensuring efficient power conversion.
• Short Circuit Protection: The regulator is designed to protect against short circuits, preventing damage to the device and the connected circuitry.
• Thermal Shutdown Protection: In case of excessive heat, the MIC5219-3.3YM5-TR shuts down to prevent thermal damage.

Advantages and Disadvantages

Advantages

• Provides stable and regulated output voltage.
• Low dropout voltage ensures efficient operation.
• Suitable for battery-powered applications due to low quiescent current.
• Offers protection against short circuits and thermal damage.

Disadvantages

• Limited maximum output current of 500mA.
• Requires an external bypass capacitor for optimal performance.

Working Principles

The MIC5219-3.3YM5-TR operates as a linear voltage regulator. It uses 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 regulator utilizes a pass transistor to control the flow of current from the input to the output, ensuring that the desired voltage is maintained even when the input voltage fluctuates.

Detailed Application Field Plans

The MIC5219-3.3YM5-TR is widely used in various electronic applications, including but not limited to: - Battery-powered devices - Portable consumer electronics - Embedded systems - IoT devices - Automotive electronics

Detailed and Complete Alternative Models

1. LM1117-3.3V: A popular alternative with similar specifications and pin configuration.
2. LT1763-3.3: Offers higher maximum output current and lower dropout voltage.
3. MCP1700-3302E: Provides a lower quiescent current and wider input voltage range.

These alternative models can be considered based on specific application requirements and availability.

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