MIC2755BMM-TR

Product Overview

Category

The MIC2755BMM-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 to regulate and control power supply, ensuring efficient and reliable operation.

Characteristics

• The MIC2755BMM-TR is a highly versatile and compact power management IC.
• It offers excellent voltage regulation and protection features.
• This IC is known for its low power consumption and high efficiency.
• It can handle a wide input voltage range, making it suitable for diverse applications.
• The MIC2755BMM-TR is designed to operate in harsh environmental conditions.

Package

The MIC2755BMM-TR is available in a miniature 10-pin MSOP package, which allows for easy integration into space-constrained designs.

Essence

The essence of the MIC2755BMM-TR lies in its ability to efficiently manage power supply, ensuring stable and reliable performance of electronic devices.

Packaging/Quantity

The MIC2755BMM-TR is typically packaged in reels, with each reel containing a specified quantity of ICs. The exact quantity may vary depending on the manufacturer's specifications.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Adjustable from 0.8V to VIN
• Maximum Output Current: 1.5A
• Quiescent Current: 40µA (typical)
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%
• Protection Features: Overcurrent, overtemperature, and undervoltage lockout

Detailed Pin Configuration

The MIC2755BMM-TR features a 10-pin MSOP package with the following pin configuration:

1. VIN: Input voltage pin
2. EN: Enable pin for turning the IC on/off
3. FB: Feedback pin for output voltage regulation
4. GND: Ground reference pin
5. PGND: Power ground pin
6. SW: Switching node pin for power conversion
7. LX: Inductor connection pin
8. SS/TR: Soft-start/Tracking pin for controlling startup behavior
9. VOUT: Output voltage pin
10. VCC: Supply voltage pin

Functional Features

• Voltage Regulation: The MIC2755BMM-TR provides precise and stable output voltage regulation, ensuring consistent performance of electronic devices.
• Protection Mechanisms: This IC incorporates various protection features such as overcurrent, overtemperature, and undervoltage lockout, safeguarding both the IC and the connected circuitry.
• Efficiency Optimization: With its high efficiency rating of up to 95%, the MIC2755BMM-TR minimizes power losses and maximizes energy utilization.
• Compact Design: The miniature package and integrated functionality make this IC suitable for space-constrained applications.

Advantages and Disadvantages

Advantages

• Wide input voltage range allows for versatile application possibilities.
• Excellent voltage regulation ensures stable and reliable operation.
• Compact package enables easy integration into small form factor designs.
• High efficiency reduces power consumption and extends battery life.
• Comprehensive protection mechanisms enhance system reliability.

Disadvantages

• Limited maximum output current may not be suitable for high-power applications.
• Availability and pricing may vary depending on the supplier and market conditions.

Working Principles

The MIC2755BMM-TR operates based on a switching regulator topology. It utilizes an internal control loop to regulate the output voltage by adjusting the duty cycle of the internal power switch. This control mechanism ensures that the desired output voltage is maintained even with varying input voltage and load conditions.

Detailed Application Field Plans

The MIC2755BMM-TR finds applications in various fields, including but not limited to: - Portable electronic devices such as smartphones, tablets, and portable media players. - Battery-powered devices like wireless headphones, fitness trackers, and handheld gaming consoles. - Industrial equipment requiring efficient power management, such as sensors, actuators, and control systems. - Automotive electronics, including infotainment systems, lighting controls, and powertrain modules.

Detailed and Complete Alternative Models

1. MIC2756BMM-TR: Similar to the MIC2755BMM-TR, this IC offers higher maximum output current of 2A, making it suitable for more demanding applications.
2. MIC2757BMM-TR: This alternative model provides adjustable output voltage from 0.8V to 3.3V, catering to specific voltage requirements.
3. MIC2758BMM-TR: Designed for automotive applications, this IC incorporates additional protection features such as reverse battery protection and load dump protection.

These alternative models offer similar functionality to the MIC2755BMM-TR while addressing