IRU1117-18CD

Product Overview

Category

The IRU1117-18CD 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 IRU1117-18CD comes in a compact surface-mount package.

Essence

The essence of the IRU1117-18CD is its ability to provide stable and regulated voltage output.

Packaging/Quantity

The product is typically packaged in reels or tubes, with quantities varying based on customer requirements.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage: 1.8V
• Output Current: Up to 800mA
• Dropout Voltage: 0.6V (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The IRU1117-18CD has the following pin configuration:

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

Functional Features

• Low dropout voltage ensures efficient power conversion.
• High output current capability allows for powering a wide range of devices.
• Thermal shutdown protection prevents overheating and damage to the regulator.
• Short circuit current limit protects the circuit from excessive current flow.
• Fast transient response enables quick adjustment to 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 electronic systems.
• Excellent thermal management ensures reliable performance even in demanding conditions.

Disadvantages

• Limited output current compared to some other voltage regulators.
• Higher dropout voltage compared to certain low-power regulators.

Working Principles

The IRU1117-18CD operates based on the principle of linear voltage regulation. It uses a pass transistor to regulate the output voltage by adjusting the current flow through it. The regulator compares the output voltage with a reference voltage and adjusts the pass transistor accordingly to maintain a stable output voltage.

Detailed Application Field Plans

The IRU1117-18CD finds applications in various electronic systems, including but not limited to: - Battery-powered devices - Portable consumer electronics - Industrial control systems - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the IRU1117-18CD are: - LM1117-1.8 - LT1117-1.8 - MCP1702-1802

These models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, the IRU1117-18CD is a voltage regulator that offers stable and regulated voltage output. With its low dropout voltage, high output current capability, and thermal protection, it is suitable for a wide range of applications. While it may have some limitations in terms of output current and dropout voltage, there are alternative models available to meet specific design needs.