IRU1010-18CD

Product Overview

Category: Integrated Circuit (IC)

Use: Voltage Regulator

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

Package: TO-252-3 (DPAK)

Essence: The IRU1010-18CD is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The IRU1010-18CD is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 1.2V to 16V
• Output Current: Up to 1A
• Dropout Voltage: 300mV at 1A
• Line Regulation: ±0.2%
• Load Regulation: ±0.4%
• Quiescent Current: 80µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IRU1010-18CD has the following pin configuration:

```

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| | --| VIN GND |-- Pin 1: Ground --| VOUT NC |-- Pin 2: No Connection --| ADJ EN |-- Pin 3: Enable |___________| ```

Functional Features

• High Efficiency: The IRU1010-18CD offers high efficiency, minimizing power loss and maximizing battery life.
• Low Dropout Voltage: With a low dropout voltage of 300mV at 1A, the IC can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage can be adjusted within the specified range using an external resistor.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
• Thermal Shutdown Protection: In case of excessive temperature rise, the IC automatically shuts down to prevent damage.

Advantages and Disadvantages

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

Disadvantages: - Limited output current capacity (up to 1A) - No built-in short-circuit protection

Working Principles

The IRU1010-18CD operates as a linear voltage regulator. It uses a feedback mechanism to compare the output voltage with a reference voltage and adjusts the internal pass transistor accordingly to maintain a stable output voltage. The adjustable output voltage is achieved by connecting an external resistor between the ADJ pin and ground.

Detailed Application Field Plans

The IRU1010-18CD finds applications in various electronic devices that require a regulated power supply. Some common application fields include: - Consumer electronics - Automotive systems - Industrial equipment - Telecommunications - Power management modules

Alternative Models

• LM1117-ADJ
• LT1084CP-ADJ
• TPS7A4700-ADJ
• MIC29302WU-ADJ

These alternative models offer similar functionality and specifications to the IRU1010-18CD and can be considered as alternatives based on specific requirements.

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