MIC2548-2BMM-TR

Product Overview

Category

The MIC2548-2BMM-TR belongs to the category of integrated circuits (ICs) specifically designed for power management applications.

Use

This IC is commonly used in various electronic devices and systems to regulate and control power supply voltages efficiently.

Characteristics

• The MIC2548-2BMM-TR is a highly reliable and compact device.
• It offers excellent voltage regulation and protection features.
• This IC operates at a wide input voltage range, making it suitable for diverse applications.
• It provides efficient power conversion with minimal power loss.
• The MIC2548-2BMM-TR is designed to withstand harsh environmental conditions.

Package

The MIC2548-2BMM-TR is available in a small form factor package, such as a 10-pin MSOP (Mini Small Outline Package).

Essence

The essence of the MIC2548-2BMM-TR lies in its ability to efficiently manage power supply voltages, ensuring stable and reliable operation of electronic devices.

Packaging/Quantity

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

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: Adjustable from 1.25V to 37V
• Maximum Output Current: 500mA
• Quiescent Current: 120µA (typical)
• Operating Temperature Range: -40°C to +125°C
• Protection Features: Overcurrent protection, thermal shutdown, reverse battery protection

Detailed Pin Configuration

The MIC2548-2BMM-TR has a total of 10 pins, each serving a specific function:

1. VIN: Input voltage pin
2. GND: Ground pin
3. FB: Feedback pin for output voltage regulation
4. EN: Enable pin to control the IC's operation
5. VOUT: Output voltage pin
6. SW: Switching pin for power conversion
7. PGND: Power ground pin
8. SS/TR: Soft-start/Tracking pin for controlled startup and tracking functions
9. COMP: Compensation pin for stability optimization
10. UVLO: Undervoltage lockout pin for protection against low input voltage conditions

Functional Features

• Voltage Regulation: The MIC2548-2BMM-TR ensures precise and stable output voltage regulation, even under varying load conditions.
• Overcurrent Protection: This IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
• Thermal Shutdown: In case of excessive temperature rise, the MIC2548-2BMM-TR automatically shuts down to prevent damage.
• Reverse Battery Protection: It provides reverse battery protection, preventing potential damage due to incorrect polarity connection.

Advantages and Disadvantages

Advantages

• High efficiency power conversion
• Wide input voltage range
• Compact size
• Excellent voltage regulation
• Robust protection features

Disadvantages

• Limited maximum output current (500mA)
• Requires external components for complete power management solution

Working Principles

The MIC2548-2BMM-TR operates based on a switching regulator topology. It utilizes pulse-width modulation (PWM) techniques to regulate the output voltage. By controlling the duty cycle of the internal switch, it efficiently converts the input voltage to the desired output voltage level while minimizing power loss.

Detailed Application Field Plans

The MIC2548-2BMM-TR finds applications in various fields, including but not limited to:

1. Consumer Electronics: Power supply regulation in smartphones, tablets, and portable electronic devices.
2. Industrial Automation: Control systems, motor drives, and power management in industrial equipment.
3. Automotive Electronics: Voltage regulation for automotive infotainment systems, lighting, and sensors.
4. Telecommunications: Power management in networking equipment, routers, and communication devices.
5. Renewable Energy: Voltage regulation and power conversion in solar energy systems and wind turbines.

Detailed and Complete Alternative Models

1. MIC2548-1BMM-TR: Similar to MIC2548-2BMM-TR but with a maximum output current of 1A.
2. MIC2548-3BMM-TR: Similar to MIC2548-2BMM-TR but with extended input voltage range up to 60V.
3. MIC2548-4BMM-TR: Similar to MIC2548-2BMM-TR but with enhanced protection features and higher efficiency.

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

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