MIC2587R-2BM

Product Overview

Category

The MIC2587R-2BM belongs to the category of integrated circuits (ICs).

Use

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

Characteristics

• The MIC2587R-2BM is a high-performance IC designed for efficient power conversion.
• It offers excellent voltage regulation and current limiting capabilities.
• This IC operates at a wide input voltage range, making it suitable for various applications.
• It provides protection features such as thermal shutdown and overcurrent protection.

Package

The MIC2587R-2BM is available in a compact and industry-standard package, allowing for easy integration into circuit boards.

Essence

The essence of the MIC2587R-2BM lies in its ability to efficiently manage and control power in electronic devices, ensuring stable and reliable operation.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Maximum Output Current: 3A
• Switching Frequency: 260kHz
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MIC2587R-2BM has the following pin configuration:

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

Functional Features

• Voltage Regulation: The MIC2587R-2BM provides precise voltage regulation, ensuring a stable output voltage even under varying load conditions.
• Current Limiting: It incorporates current limiting functionality to protect the circuit from excessive current flow.
• Thermal Shutdown: The IC includes thermal shutdown protection, which prevents overheating and potential damage.
• Soft-Start: The soft-start feature allows for gradual power-up, reducing stress on components during startup.

Advantages and Disadvantages

Advantages

• Wide input voltage range enables versatile applications.
• Excellent voltage regulation ensures stable operation of connected devices.
• Compact package facilitates easy integration into circuit designs.
• Protection features enhance reliability and prevent damage.

Disadvantages

• High switching frequency may introduce electromagnetic interference in sensitive applications.
• Limited maximum output current may restrict usage in high-power systems.

Working Principles

The MIC2587R-2BM operates based on a switching regulator topology. It utilizes a pulse-width modulation (PWM) control scheme to regulate the output voltage. By rapidly switching the power transistor, it efficiently converts the input voltage to the desired output voltage while maintaining regulation and current limiting.

Detailed Application Field Plans

The MIC2587R-2BM finds applications in various fields, including but not limited to: - Power supplies for industrial equipment - Automotive electronics - Telecommunications systems - Consumer electronics - LED lighting

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC2587R-2BM include: - LM2576-ADJ - LT1370 - TPS5430

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

In conclusion, the MIC2587R-2BM is a versatile integrated circuit used for efficient power management and control. With its excellent voltage regulation, current limiting capabilities, and protection features, it offers reliable performance in various applications. While it has advantages such as a wide input voltage range and compact package, it also has limitations in terms of switching frequency and maximum output current. Understanding its working principles and considering alternative models can help designers make informed decisions when incorporating this IC into their designs.