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IRU3047CWTR
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IRU3047CWTR

Product Overview

Category

IRU3047CWTR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in power management applications.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Overcurrent protection
  • Thermal shutdown protection

Package

The IRU3047CWTR is available in a compact surface-mount package.

Essence

The essence of IRU3047CWTR lies in its ability to regulate and control power supply voltages efficiently.

Packaging/Quantity

The IRU3047CWTR is typically packaged in reels, with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 2.5V to 18V
  • Output Voltage Range: 0.8V to 6V
  • Maximum Output Current: 3A
  • Dropout Voltage: 300mV at 1A
  • Quiescent Current: 120μA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The IRU3047CWTR has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin
  4. EN: Enable pin
  5. VOUT: Output voltage pin

Functional Features

  • Voltage regulation: The IRU3047CWTR ensures stable output voltage regardless of input voltage fluctuations.
  • Overcurrent protection: It incorporates overcurrent protection to safeguard connected devices.
  • Thermal shutdown protection: In case of excessive heat, the IRU3047CWTR shuts down to prevent damage.

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power dissipation.
  • Wide input voltage range allows for versatile applications.
  • Compact package size enables space-saving designs.
  • Overcurrent and thermal shutdown protection enhance reliability.

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications.
  • Dropout voltage of 300mV may affect performance in low-voltage scenarios.

Working Principles

The IRU3047CWTR operates as a voltage regulator by comparing the feedback voltage (FB) with a reference voltage. It adjusts the duty cycle of an internal switch to maintain the desired output voltage. The enable pin (EN) controls the device's operation.

Detailed Application Field Plans

The IRU3047CWTR finds applications in various fields, including: 1. Portable electronic devices 2. Battery-powered systems 3. Automotive electronics 4. Industrial equipment 5. Telecommunications

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the IRU3047CWTR are: 1. LM1117-3.3: A popular linear voltage regulator with similar specifications. 2. TPS54331: A buck converter IC offering higher output current capability. 3. LT1763: A low dropout voltage regulator suitable for low-power applications.

In conclusion, the IRU3047CWTR is a versatile integrated circuit used for power management applications. Its high efficiency, wide input voltage range, and built-in protections make it a reliable choice for various electronic devices. However, its limited maximum output current and dropout voltage should be considered when selecting the appropriate model for specific applications.

Seznam 10 běžných otázek a odpovědí souvisejících s aplikací IRU3047CWTR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of IRU3047CWTR in technical solutions:

  1. Q: What is IRU3047CWTR? A: IRU3047CWTR is a voltage regulator IC (integrated circuit) commonly used in electronic devices to regulate and stabilize voltage levels.

  2. Q: What is the input voltage range of IRU3047CWTR? A: The input voltage range of IRU3047CWTR is typically between 4.5V and 28V.

  3. Q: What is the output voltage range of IRU3047CWTR? A: The output voltage range of IRU3047CWTR can be adjusted from 0.8V to 5.5V using external resistors.

  4. Q: What is the maximum output current of IRU3047CWTR? A: The maximum output current of IRU3047CWTR is typically around 4A, but it can vary depending on the specific application and operating conditions.

  5. Q: What are the typical applications of IRU3047CWTR? A: IRU3047CWTR is commonly used in various technical solutions such as power supplies, battery chargers, industrial control systems, and automotive electronics.

  6. Q: Does IRU3047CWTR require any external components for operation? A: Yes, IRU3047CWTR requires a few external components like input/output capacitors, resistors for voltage adjustment, and inductors for filtering.

  7. Q: Is IRU3047CWTR suitable for both step-up and step-down voltage regulation? A: Yes, IRU3047CWTR can be used for both step-up (boost) and step-down (buck) voltage regulation, making it versatile for different applications.

  8. Q: What is the efficiency of IRU3047CWTR? A: The efficiency of IRU3047CWTR can vary depending on the input/output voltage levels and load conditions, but it is typically around 90-95%.

  9. Q: Does IRU3047CWTR have any built-in protection features? A: Yes, IRU3047CWTR includes various protection features like overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe operation.

  10. Q: Can IRU3047CWTR operate in a wide temperature range? A: Yes, IRU3047CWTR is designed to operate in a wide temperature range, typically from -40°C to +125°C, making it suitable for various environments.

Please note that the answers provided here are general and may vary based on specific datasheet specifications and application requirements.