MIC29371-3.3WU-TR

Product Overview

Category

MIC29371-3.3WU-TR belongs to the category of voltage regulators.

Use

This product is used for regulating voltage in electronic circuits.

Characteristics

• Input Voltage Range: 4V to 26V
• Output Voltage: 3.3V
• Maximum Output Current: 1A
• Dropout Voltage: 450mV at 1A
• Low Quiescent Current: 120µA
• Thermal Shutdown Protection
• Short Circuit Current Limiting
• Available in TO-263-5 package

Package and Quantity

MIC29371-3.3WU-TR is available in a TO-263-5 package. It is typically sold in reels containing a quantity of 2500 units.

Specifications

• Input Voltage Range: 4V to 26V
• Output Voltage: 3.3V ±2%
• Maximum Output Current: 1A
• Dropout Voltage: 450mV at 1A
• Quiescent Current: 120µA
• Line Regulation: 0.04%/V
• Load Regulation: 0.15%/A
• Ripple Rejection: 70dB
• Operating Temperature Range: -40°C to +125°C
• Package Type: TO-263-5

Pin Configuration

MIC29371-3.3WU-TR has the following pin configuration:

```

---

| | --| VIN | --| GND | --| VOUT | --| ADJ | --| SHDN | |___________| ```

Functional Features

• Wide input voltage range allows for versatile applications.
• Low dropout voltage ensures efficient regulation even with low input voltages.
• Low quiescent current minimizes power consumption in standby mode.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short circuit current limiting protects the regulator and connected components.

Advantages

• Wide input voltage range allows for compatibility with various power sources.
• Low dropout voltage ensures efficient operation even with low input voltages.
• Low quiescent current reduces power consumption, making it suitable for battery-powered devices.
• Thermal shutdown protection prevents overheating and potential damage.
• Short circuit current limiting protects the regulator and connected components from excessive current.

Disadvantages

• Limited maximum output current of 1A may not be sufficient for high-power applications.
• The TO-263-5 package may require additional space on the PCB compared to smaller packages.

Working Principles

MIC29371-3.3WU-TR is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage and adjusting the pass transistor accordingly to maintain a stable output voltage.

Application Field Plans

MIC29371-3.3WU-TR can be used in various applications, including but not limited to: - Power supplies for microcontrollers and other digital ICs - Battery-powered devices - Automotive electronics - Industrial control systems - Communication equipment

Alternative Models

Some alternative models to MIC29371-3.3WU-TR include: - LM1117-3.3 - LT1086-3.3 - TPS73633DBVR - NCP1117ST33T3G

These models offer similar functionality and specifications, providing options for different design requirements.

In conclusion, MIC29371-3.3WU-TR is a voltage regulator with a wide input voltage range, low dropout voltage, and thermal shutdown protection. It is commonly used in various electronic applications and has alternative models available for different design needs.