MIC2182-3.3YSM

Product Overview

Category

MIC2182-3.3YSM belongs to the category of voltage regulators.

Use

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

Characteristics

• Input Voltage Range: 4.5V to 28V
• Output Voltage: 3.3V
• Maximum Output Current: 1.5A
• Dropout Voltage: 300mV at 1A
• Low Quiescent Current: 120µA
• Thermal Shutdown Protection
• Short Circuit Protection
• Small Package Size: SOT-223

Packaging/Quantity

MIC2182-3.3YSM is available in a standard SOT-223 package. It is typically sold in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage: 3.3V ±2%
• Maximum Output Current: 1.5A
• Dropout Voltage: 300mV at 1A
• Quiescent Current: 120µA
• Operating Temperature Range: -40°C to +125°C
• Package Type: SOT-223

Pin Configuration

MIC2182-3.3YSM has the following pin configuration:

```

---

| | --| VIN GND |-- Pin 1: Ground --| VOUT EN |-- Pin 2: Enable (Active High) --| FB NC |-- Pin 3: Feedback |___________| ```

Functional Features

• Wide Input Voltage Range: The MIC2182-3.3YSM can accept input voltages ranging from 4.5V to 28V, making it suitable for a variety of applications.
• Low Dropout Voltage: With a dropout voltage of only 300mV at 1A load, the regulator minimizes power dissipation and improves efficiency.
• Thermal Shutdown Protection: The device incorporates thermal shutdown protection to prevent damage due to excessive temperature.
• Short Circuit Protection: MIC2182-3.3YSM includes short circuit protection, safeguarding the regulator and the connected circuitry.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile use in different applications.
• Low dropout voltage reduces power dissipation and improves efficiency.
• Thermal shutdown and short circuit protection enhance reliability and safety.

Disadvantages

• Limited output current of 1.5A may not be sufficient for high-power applications.
• SOT-223 package may require additional heat sinking for certain operating conditions.

Working Principles

MIC2182-3.3YSM is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the feedback voltage (FB) with a reference voltage to adjust the pass transistor's conduction, maintaining a stable output voltage of 3.3V. The enable pin (EN) controls the regulator's on/off state.

Detailed Application Field Plans

MIC2182-3.3YSM finds applications in various fields, including but not limited to: - Power supplies for microcontrollers and digital circuits - Battery-powered devices - Industrial automation systems - Automotive electronics - Consumer electronics

Detailed and Complete Alternative Models

Some alternative models to MIC2182-3.3YSM include: - LM1117-3.3: A popular 3.3V linear voltage regulator with similar specifications. - LT1763-3.3: A low dropout 3.3V regulator with higher output current capability. - TPS7A3301: A high-performance 3.3V regulator with ultra-low noise characteristics.

These alternative models offer similar functionality and can be considered based on specific application requirements.

Word count: 410 words