IRU1030CM

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

Characteristics: - High efficiency - Low dropout voltage - Adjustable output voltage - Overcurrent protection - Thermal shutdown protection

Package: CMOS SMD package

Essence: The IRU1030CM is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: Available in tape and reel packaging, with 250 units per reel.

Specifications

• Input Voltage Range: 2.5V - 16V
• Output Voltage Range: 1.25V - 12V
• Output Current: Up to 3A
• Dropout Voltage: 200mV at 3A
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 100µA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The IRU1030CM has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. VOUT: Output voltage pin
4. ADJ: Adjustable pin for setting the output voltage

Functional Features

• High Efficiency: The IRU1030CM offers high efficiency, minimizing power loss during voltage regulation.
• Low Dropout Voltage: With a low dropout voltage of only 200mV at 3A, it can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The ADJ pin allows users to adjust the output voltage according to their specific requirements.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
• Thermal Shutdown Protection: It includes thermal shutdown protection, preventing the IC from overheating and ensuring its longevity.

Advantages and Disadvantages

Advantages: - High efficiency - Adjustable output voltage - Overcurrent and thermal protection - Wide input voltage range

Disadvantages: - Dropout voltage may be relatively high compared to some other voltage regulators. - Limited output current capacity (up to 3A).

Working Principles

The IRU1030CM operates based on a feedback control mechanism. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The adjustable pin allows users to set the desired output voltage within the specified range.

Detailed Application Field Plans

The IRU1030CM is commonly used in various electronic devices that require a stable and regulated power supply. Some typical application fields include: - Consumer electronics - Automotive electronics - Industrial equipment - Telecommunications devices

Detailed and Complete Alternative Models

1. LM317: A popular adjustable voltage regulator with similar features and specifications.
2. LT1084: Another voltage regulator IC with adjustable output voltage and higher output current capacity.
3. LM1117: Fixed-output voltage regulator with low dropout voltage and various available output voltages.

These alternative models offer different options depending on specific requirements and constraints.

In conclusion, the IRU1030CM is a versatile voltage regulator IC that provides efficient and stable power supply for various electronic devices. Its adjustable output voltage, overcurrent protection, and thermal shutdown features make it suitable for a wide range of applications. However, it is important to consider the dropout voltage and output current limitations when selecting this IC for a particular project.