MIC37501-3.3BR TR

Product Overview

Category

MIC37501-3.3BR TR belongs to the category of voltage regulators.

Use

It is primarily used for regulating and stabilizing voltage in electronic circuits.

Characteristics

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V
• Maximum Output Current: 1A
• Dropout Voltage: 200mV (typical)
• Low Quiescent Current: 35µA (typical)
• Package Type: SOT-23-5
• Operating Temperature Range: -40°C to +125°C

Package and Quantity

MIC37501-3.3BR TR is available in a SOT-23-5 package. It is typically sold in reels containing a specified quantity of units.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage: 3.3V ±2%
• Maximum Output Current: 1A
• Dropout Voltage: 200mV (typical)
• Quiescent Current: 35µA (typical)
• Line Regulation: 0.05% (typical)
• Load Regulation: 0.2% (typical)
• Ripple Rejection: 70dB (typical)
• Thermal Shutdown Protection: Yes
• Short Circuit Protection: Yes

Pin Configuration

MIC37501-3.3BR TR has the following pin configuration:

```

---

| | --| V IN|-- Pin 1 (Input Voltage) --| GND |-- Pin 2 (Ground) --| EN |-- Pin 3 (Enable) --| V OUT|-- Pin 4 (Output Voltage) --| NC |-- Pin 5 (No Connection) |____| ```

Functional Features

• Wide input voltage range allows for flexibility in various applications.
• Low dropout voltage ensures efficient power conversion.
• Low quiescent current minimizes power consumption.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short circuit protection safeguards the regulator and connected components.

Advantages

• Compact SOT-23-5 package enables space-saving designs.
• Wide operating temperature range makes it suitable for harsh environments.
• Excellent line and load regulation ensure stable output voltage.
• High ripple rejection improves performance in noisy environments.

Disadvantages

• Limited maximum output current of 1A may not be sufficient for high-power applications.
• Dropout voltage of 200mV may result in higher power dissipation.

Working Principles

MIC37501-3.3BR 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, adjusting the pass transistor accordingly to maintain a stable output voltage. The enable pin allows for control of the regulator's operation.

Application Field Plans

MIC37501-3.3BR TR finds applications in various fields, including but not limited to: - Battery-powered devices - Portable electronics - IoT devices - Industrial automation - Automotive electronics

Alternative Models

Some alternative models that offer similar functionality to MIC37501-3.3BR TR include: - LM1117-3.3 - LT1763-3.3 - TPS79633

These alternatives can be considered based on specific requirements and design constraints.

In conclusion, MIC37501-3.3BR TR is a voltage regulator with a wide input voltage range, low dropout voltage, and compact package. It offers stable and regulated output voltage, making it suitable for various electronic applications. However, its limitations include a limited maximum output current and dropout voltage. Alternative models provide options for different design considerations.