MIC29201-3.3YM

Product Overview

Category

MIC29201-3.3YM belongs to the category of voltage regulators.

Use

It is commonly used to regulate and stabilize voltage in electronic circuits.

Characteristics

• Input Voltage Range: 4V to 26V
• Output Voltage: 3.3V
• Maximum Output Current: 1A
• Low Dropout Voltage: 380mV at 1A
• Low Quiescent Current: 120µA
• Thermal Shutdown Protection
• Short Circuit Current Limiting
• Adjustable Output Voltage with External Resistors

Package

MIC29201-3.3YM comes in a small outline package (SOT-223) which provides thermal efficiency and ease of mounting.

Essence

The essence of MIC29201-3.3YM is to provide a stable and regulated output voltage of 3.3V, even when the input voltage varies.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity per package. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Input Voltage Range: 4V to 26V
• Output Voltage: 3.3V ±2%
• Output Current: Up to 1A
• Dropout Voltage: 380mV at 1A
• Quiescent Current: 120µA
• Line Regulation: 0.04%/V
• Load Regulation: 0.1%/A
• Ripple Rejection: 70dB
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-223

Detailed Pin Configuration

MIC29201-3.3YM has the following pin configuration:

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

Functional Features

• Low Dropout Voltage: The MIC29201-3.3YM has a low dropout voltage of 380mV at 1A, ensuring efficient regulation even when the input voltage is close to the desired output voltage.
• Thermal Shutdown Protection: This feature protects the regulator from overheating by shutting it down if the temperature exceeds a certain threshold.
• Short Circuit Current Limiting: In case of a short circuit, the MIC29201-3.3YM limits the current to prevent damage to the circuit.
• Adjustable Output Voltage: The output voltage can be adjusted using external resistors, providing flexibility in various applications.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile use in different electronic circuits.
• Low dropout voltage ensures efficient regulation even with small voltage differences.
• Thermal shutdown protection prevents damage due to overheating.
• Short circuit current limiting protects the circuit from damage.
• Adjustable output voltage provides flexibility in design.

Disadvantages

• Limited maximum output current of 1A may not be suitable for high-power applications.
• SOT-223 package may require additional heat sinking for higher power dissipation.

Working Principles

MIC29201-3.3YM is a linear voltage regulator that uses a 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 stable output voltage. The dropout voltage is minimized by using a PNP pass transistor.

Detailed Application Field Plans

MIC29201-3.3YM finds applications in various fields, including but not limited to: - Power supplies for microcontrollers and other digital ICs - Battery-powered devices - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

Some alternative models to MIC29201-3.3YM that provide similar functionality include: - LM1117-3.3 - LT1763-3.3 - ADP3333-3.3 - TPS73633

These models offer comparable voltage regulation and current capabilities, but may have different package options or additional features.

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