MIC2548-1BMM-TR

Product Overview

Category

The MIC2548-1BMM-TR belongs to the category of integrated circuits (ICs).

Use

This IC is commonly used in electronic devices for power management and control applications.

Characteristics

• The MIC2548-1BMM-TR is a highly efficient, low-dropout linear voltage regulator.
• It offers a wide input voltage range and can provide a stable output voltage with minimal voltage drop.
• This IC is designed to deliver high current capability while maintaining low quiescent current consumption.
• It features built-in thermal shutdown and current limit protection mechanisms.

Package

The MIC2548-1BMM-TR is available in a miniature 8-pin MSOP package.

Essence

The essence of the MIC2548-1BMM-TR lies in its ability to regulate and stabilize voltages efficiently, making it an essential component in various electronic devices.

Packaging/Quantity

The MIC2548-1BMM-TR is typically packaged in reels or tubes, with each reel or tube containing a specific quantity of ICs. The exact packaging and quantity may vary depending on the manufacturer.

Specifications

• Input Voltage Range: 2.7V to 16V
• Output Voltage Range: 1.2V to 15V
• Maximum Output Current: 500mA
• Dropout Voltage: 200mV at 500mA
• Quiescent Current: 120µA
• Thermal Shutdown Temperature: 160°C
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The MIC2548-1BMM-TR has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. EN (Enable)
4. BYP (Bypass Capacitor)
5. VOUT (Output Voltage)
6. FB (Feedback)
7. NC (No Connection)
8. VREF (Reference Voltage)

Functional Features

• Wide Input Voltage Range: The MIC2548-1BMM-TR can accept a wide range of input voltages, making it suitable for various applications.
• Low Dropout Voltage: It exhibits a low dropout voltage, ensuring efficient power delivery even when the input voltage is close to the desired output voltage.
• High Current Capability: This IC can handle high output currents up to 500mA, enabling it to power a wide range of electronic components.
• Thermal Shutdown and Current Limit Protection: The built-in thermal shutdown mechanism protects the IC from overheating, while the current limit protection prevents excessive current flow.

Advantages and Disadvantages

Advantages

• High efficiency and low dropout voltage ensure optimal power delivery.
• Wide input voltage range allows for versatile application.
• Built-in thermal shutdown and current limit protection enhance reliability and safety.
• Compact MSOP package enables space-saving designs.

Disadvantages

• Limited maximum output current compared to some other voltage regulators.
• Requires external bypass capacitors for stable operation.

Working Principles

The MIC2548-1BMM-TR operates as a linear voltage regulator. It regulates the output voltage by comparing it with an internal reference voltage. Any difference between the desired output voltage and the actual output voltage is amplified and used to adjust the pass transistor, maintaining a stable output voltage.

Detailed Application Field Plans

The MIC2548-1BMM-TR finds applications in various electronic devices, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Medical equipment

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC2548-1BMM-TR include: - LM1117-3.3 - LT1761-5 - TPS79633

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

In conclusion, the MIC2548-1BMM-TR is a highly efficient linear voltage regulator used in a wide range of electronic devices. Its key features include a wide input voltage range, low dropout voltage, high current capability, and built-in protection mechanisms. While it has certain limitations, it offers reliable voltage regulation for various applications.