IRU1117-25CS

Product Overview

Category

The IRU1117-25CS belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

• Low dropout voltage
• High output current capability
• Thermal shutdown protection
• Short-circuit current limit
• Fast transient response

Package

The IRU1117-25CS comes in a compact surface mount package.

Essence

This voltage regulator is designed to provide a stable and regulated output voltage for various electronic applications.

Packaging/Quantity

The IRU1117-25CS is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage: 2.5V
• Output Current: Up to 800mA
• Dropout Voltage: 300mV (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IRU1117-25CS has the following pin configuration:

1. VIN (Input Voltage)
2. GND (Ground)
3. VOUT (Output Voltage)

Functional Features

• Low dropout voltage ensures efficient regulation even with small input-output differentials.
• High output current capability allows for powering a wide range of electronic components.
• Thermal shutdown protection prevents damage due to excessive temperature.
• Short-circuit current limit protects the regulator and connected devices from excessive current flow.
• Fast transient response enables quick stabilization of the output voltage after load changes.

Advantages and Disadvantages

Advantages

• Compact size and surface mount package make it suitable for space-constrained applications.
• Wide input voltage range allows for flexibility in various circuit designs.
• Excellent thermal management ensures reliable operation under challenging conditions.
• High output current capability enables the use of power-hungry components.

Disadvantages

• Limited output voltage options restrict its applicability to specific voltage requirements.
• Dropout voltage may cause a slight loss in efficiency for low input-output differentials.

Working Principles

The IRU1117-25CS operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the resistance between the input and output terminals. This ensures that the output voltage remains stable regardless of variations in the input voltage or load conditions.

Detailed Application Field Plans

The IRU1117-25CS finds applications in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable electronics - Automotive electronics - Industrial control systems - Communication equipment

Detailed and Complete Alternative Models

1. LM1117-2.5: A similar voltage regulator with comparable specifications and pin configuration.
2. LT1117-2.5: Another alternative offering enhanced performance and additional features.
3. MCP1702-2.5: A cost-effective option suitable for low-power applications.

These alternative models provide similar functionality and can be considered as substitutes for the IRU1117-25CS depending on specific requirements.

In conclusion, the IRU1117-25CS is a voltage regulator that offers stable and efficient voltage regulation for a wide range of electronic applications. Its compact size, high output current capability, and thermal protection make it a reliable choice for various industries. However, its limited output voltage options and dropout voltage should be considered when selecting this component for a particular design.