Infineon Technologies
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IRU3008CW

IRU3008CW

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 IRU3008CW is a voltage regulator IC designed to provide a stable and regulated output voltage for various electronic devices.

Packaging/Quantity: The IRU3008CW is typically packaged in reels or tubes, with 2,500 units per reel or 50 units per tube.

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0.8V to 16V
  • Output Current: Up to 3A
  • Dropout Voltage: 0.6V at 3A
  • Quiescent Current: 80µA
  • Operating Temperature Range: -40°C to +125°C

Pin Configuration

The IRU3008CW has a standard three-pin configuration:

  1. VIN - Input voltage pin
  2. GND - Ground pin
  3. VOUT - Output voltage pin

Functional Features

  1. High Efficiency: The IRU3008CW utilizes advanced circuitry to achieve high efficiency, minimizing power loss and maximizing battery life.
  2. Low Dropout Voltage: With a low dropout voltage of only 0.6V at 3A, the IRU3008CW can maintain a stable output voltage even when the input voltage is close to the desired output voltage.
  3. Adjustable Output Voltage: The output voltage of the IRU3008CW can be easily adjusted using external resistors, allowing flexibility in various applications.
  4. Overcurrent Protection: The IC incorporates overcurrent protection, safeguarding the connected devices from excessive current flow.
  5. Thermal Shutdown Protection: To prevent overheating, the IRU3008CW includes a thermal shutdown feature that shuts down the regulator if the temperature exceeds a safe threshold.

Advantages and Disadvantages

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

Disadvantages: - Limited maximum output current (3A) - Requires external resistors for voltage adjustment

Working Principles

The IRU3008CW operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain a stable output voltage. The device uses a combination of pass transistor, error amplifier, and feedback network to regulate the output voltage within the desired range.

Detailed Application Field Plans

The IRU3008CW is suitable for various applications that require a regulated power supply. Some potential application fields include: 1. Consumer Electronics: Used in smartphones, tablets, and other portable devices to provide a stable power source. 2. Automotive Electronics: Suitable for powering automotive infotainment systems, lighting modules, and other electronic components. 3. Industrial Equipment: Can be used in industrial automation systems, motor control circuits, and power management units. 4. Communication Systems: Ideal for powering routers, switches, and other networking equipment.

Detailed and Complete Alternative Models

  1. LM317: A popular adjustable voltage regulator IC with a wide input voltage range and adjustable output voltage.
  2. LT1083: A high-current linear regulator IC capable of delivering up to 7.5A of output current.
  3. LM7805: A fixed-output voltage regulator IC that provides a stable 5V output voltage.

These alternative models offer similar functionality and can be considered as alternatives to the IRU3008CW based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací IRU3008CW v technických řešeních

Sure! Here are 10 common questions and answers related to the application of IRU3008CW in technical solutions:

  1. Q: What is the IRU3008CW? A: The IRU3008CW is a voltage regulator IC (integrated circuit) designed for use in various technical solutions.

  2. Q: What is the input voltage range of the IRU3008CW? A: The IRU3008CW has an input voltage range of typically 4.5V to 28V.

  3. Q: What is the output voltage range of the IRU3008CW? A: The IRU3008CW can provide an adjustable output voltage ranging from 0.8V to 24V.

  4. Q: What is the maximum output current of the IRU3008CW? A: The IRU3008CW can deliver a maximum output current of up to 8A.

  5. Q: What is the efficiency of the IRU3008CW? A: The efficiency of the IRU3008CW depends on the input and output voltage levels, as well as the load conditions. It typically achieves high efficiency levels.

  6. Q: Can the IRU3008CW handle both step-up and step-down voltage regulation? A: Yes, the IRU3008CW is capable of both step-up (boost) and step-down (buck) voltage regulation.

  7. Q: Is the IRU3008CW suitable for automotive applications? A: Yes, the IRU3008CW is designed to meet the requirements of automotive applications, including the ability to withstand harsh environments.

  8. Q: Does the IRU3008CW have built-in protection features? A: Yes, the IRU3008CW incorporates various protection features such as overcurrent protection, thermal shutdown, and input/output overvoltage protection.

  9. Q: Can the IRU3008CW be used in battery-powered applications? A: Yes, the IRU3008CW is suitable for battery-powered applications due to its wide input voltage range and efficient power conversion capabilities.

  10. Q: Are there any application notes or reference designs available for the IRU3008CW? A: Yes, the manufacturer of the IRU3008CW provides application notes and reference designs that can help users implement the IC effectively in their technical solutions.

Please note that the answers provided here are general and may vary depending on specific implementation requirements and conditions.