IRU1010CD

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 IRU1010CD is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The IRU1010CD is typically sold in reels containing 2500 units.

Specifications

• Input Voltage Range: 2.5V - 18V
• Output Voltage Range: 1.25V - 16V
• Output Current: Up to 1A
• Dropout Voltage: 300mV at 1A
• Quiescent Current: 100µA
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IRU1010CD has three pins arranged as follows:

```

---

| | --| Vout (Pin 1)| --| Vin (Pin 2) | --| GND (Pin 3) | |___________| ```

Functional Features

• High Efficiency: The IRU1010CD utilizes advanced circuitry to achieve high efficiency, minimizing power dissipation.
• Low Dropout Voltage: With a low dropout voltage of only 300mV at 1A, the IRU1010CD can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
• Adjustable Output Voltage: The output voltage of the IRU1010CD can be easily adjusted using external resistors, allowing flexibility in various applications.
• Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected circuitry from excessive current flow.
• Thermal Shutdown Protection: To prevent overheating, the IRU1010CD features thermal shutdown protection, automatically shutting down the device if the temperature exceeds a safe threshold.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Low dropout voltage ensures stable output even with low input voltages. - Adjustable output voltage provides versatility in different applications. - Overcurrent and thermal shutdown protection enhance reliability and safety.

Disadvantages: - Limited output current of up to 1A may not be sufficient for high-power applications. - The TO-252-3 package may require additional heat dissipation measures for certain scenarios.

Working Principles

The IRU1010CD operates as a linear voltage regulator. It regulates the output voltage by comparing the reference voltage with the feedback voltage obtained from a resistive divider network. The internal control circuitry adjusts the pass transistor to maintain a constant output voltage despite variations in the input voltage or load conditions.

Detailed Application Field Plans

The IRU1010CD finds application in various electronic devices and systems, including but not limited to: - Battery-powered devices - Automotive electronics - Industrial control systems - Telecommunications equipment - Consumer electronics

Alternative Models

• LM317: A popular adjustable voltage regulator IC with similar characteristics.
• LT1084: A high-current, low-dropout voltage regulator suitable for demanding applications.
• LM1117: A fixed-output voltage regulator available in various voltage options.

These alternative models can be considered based on specific requirements and desired performance characteristics.

Word count: 411 words