MIC2171WU-TR

Product Overview

Category

MIC2171WU-TR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

• The MIC2171WU-TR is a high-performance synchronous buck regulator.
• It operates with an input voltage range of 4.5V to 60V.
• The output voltage can be adjusted from 0.8V to 55V.
• It provides a maximum output current of 2A.
• This IC offers excellent line and load regulation.
• It features a fixed frequency PWM control scheme.
• The MIC2171WU-TR includes built-in protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.

Package

The MIC2171WU-TR is available in a small outline package (SOIC) with 16 pins.

Essence

This integrated circuit is designed to efficiently regulate voltage in power management systems, ensuring stable and reliable operation.

Packaging/Quantity

The MIC2171WU-TR is typically packaged in reels containing 2500 units.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: 0.8V to 55V
• Maximum Output Current: 2A
• Control Scheme: Fixed frequency PWM
• Package Type: SOIC-16

Detailed Pin Configuration

The MIC2171WU-TR has the following pin configuration:

1. VIN: Input voltage
2. GND: Ground
3. FB: Feedback voltage
4. COMP: Compensation node for feedback loop
5. SS/TR: Soft-start and tracking control
6. SYNC: Synchronization input
7. VCC: Supply voltage for internal control circuitry
8. PGND: Power ground
9. SW: Switch node connection to the inductor
10. BOOT: Bootstrap capacitor connection
11. LX: Inductor connection
12. SS/TR: Soft-start and tracking control
13. SYNC: Synchronization input
14. VCC: Supply voltage for internal control circuitry
15. PGND: Power ground
16. EN: Enable control

Functional Features

• High-performance synchronous buck regulator
• Wide input voltage range for versatile applications
• Adjustable output voltage for flexibility
• Excellent line and load regulation for stable operation
• Built-in protection features for enhanced reliability
• Fixed frequency PWM control scheme for predictable performance

Advantages and Disadvantages

Advantages

• High efficiency power management solution
• Compact package size
• Wide input voltage range allows for various applications
• Built-in protection features ensure system safety

Disadvantages

• Limited maximum output current of 2A
• Requires external components for complete functionality

Working Principles

The MIC2171WU-TR operates as a synchronous buck regulator, converting a higher input voltage to a lower output voltage efficiently. It utilizes a fixed frequency PWM control scheme to regulate the output voltage. The feedback loop continuously monitors the output voltage and adjusts the duty cycle of the switching transistor to maintain the desired output voltage level. The IC also includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to safeguard the system.

Detailed Application Field Plans

The MIC2171WU-TR can be applied in various fields, including but not limited to: - Industrial automation systems - Telecommunications equipment - Automotive electronics - Power supplies - LED lighting systems

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the MIC2171WU-TR include: - LM2596S-ADJ - LT8610ABEMSE#PBF - TPS54331DR

These alternative models can be considered based on specific application requirements and design constraints.

In conclusion, the MIC2171WU-TR is a high-performance synchronous buck regulator integrated circuit. It offers a wide input voltage range, adjustable output voltage, and built-in protection features. With its compact package size and excellent performance characteristics, it finds applications in various fields such as industrial automation, telecommunications, automotive electronics, power supplies, and LED lighting systems. Alternative models like LM2596S-ADJ, LT8610ABEMSE#PBF, and TPS54331DR can also be explored for similar functionality.