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IRU3146CFTR
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IRU3146CFTR

Product Overview

Category

The IRU3146CFTR belongs to the category of integrated circuits (ICs) and specifically falls under the voltage regulators - DC-DC switching controllers and regulators.

Use

This product is primarily used for regulating and controlling the output voltage in various electronic devices and systems.

Characteristics

  • Input Voltage Range: 4.5V to 14V
  • Output Voltage Range: 0.8V to 5.5V
  • Package Type: QFN-16
  • Operating Temperature Range: -40°C to 125°C
  • Switching Frequency: 300kHz to 2MHz
  • Integrated Soft-Start
  • Overcurrent Protection

Package

The IRU3146CFTR is available in a QFN-16 package, providing a compact and efficient form factor for integration into electronic circuitry.

Essence

The essence of this product lies in its ability to efficiently regulate and control output voltages within a specified range, making it suitable for a wide range of applications.

Packaging/Quantity

The IRU3146CFTR is typically supplied in reels containing a specific quantity as per the manufacturer's packaging standards.

Specifications

  • Input Voltage Range: 4.5V to 14V
  • Output Voltage Range: 0.8V to 5.5V
  • Package Type: QFN-16
  • Operating Temperature Range: -40°C to 125°C
  • Switching Frequency: 300kHz to 2MHz
  • Soft-Start Time: 1ms
  • Quiescent Current: 100µA

Detailed Pin Configuration

The detailed pin configuration of the IRU3146CFTR is as follows: 1. VIN 2. PGND 3. SW 4. FB 5. COMP 6. SS 7. RT 8. VCC 9. EN 10. AGND 11. SYNC 12. ILIM 13. OCSET 14. SS/TR 15. SS/TR 16. BOOT

Functional Features

  • Wide Input Voltage Range
  • Adjustable Output Voltage
  • Integrated Soft-Start Function
  • Overcurrent Protection
  • Synchronization Capability
  • Low Quiescent Current

Advantages and Disadvantages

Advantages

  • Wide input voltage range allows for versatile application
  • Integrated soft-start function reduces inrush current during startup
  • Overcurrent protection enhances system reliability
  • Low quiescent current minimizes power consumption

Disadvantages

  • Limited output voltage range may not be suitable for certain applications requiring higher voltages
  • Synchronization capability may require additional external components for implementation

Working Principles

The IRU3146CFTR operates based on the principle of pulse-width modulation (PWM) control, where it regulates the duty cycle of the switching signal to maintain the desired output voltage. The integrated feedback loop continuously monitors the output voltage and adjusts the duty cycle accordingly to ensure stable regulation.

Detailed Application Field Plans

The IRU3146CFTR finds extensive application in various fields including: - Power Management Systems - Industrial Control Systems - Automotive Electronics - Telecommunications Equipment - Consumer Electronics

Detailed and Complete Alternative Models

Some alternative models to the IRU3146CFTR include: - LM2675 - LT1376 - TPS5430

In conclusion, the IRU3146CFTR offers a reliable and efficient solution for voltage regulation in diverse electronic applications, with its wide input voltage range, integrated features, and compact package making it a preferred choice for designers and engineers across different industries.

Lista 10 Vanliga frågor och svar relaterade till tillämpningen av IRU3146CFTR i tekniska lösningar

  1. What is IRU3146CFTR?

    • IRU3146CFTR is a high-speed, low-side gate driver IC designed for use in various power applications.

  2. What are the key features of IRU3146CFTR?

    • The key features include a wide input voltage range, high output current capability, and integrated protection features.

  3. In what applications can IRU3146CFTR be used?

    • IRU3146CFTR is commonly used in motor control, power supplies, and other industrial applications requiring high-speed switching.

  4. What is the maximum output current of IRU3146CFTR?

    • The maximum output current of IRU3146CFTR is typically around 4A.

  5. Does IRU3146CFTR have built-in protection features?

    • Yes, IRU3146CFTR includes overcurrent protection, undervoltage lockout, and thermal shutdown to ensure safe operation.

  6. What is the operating temperature range of IRU3146CFTR?

    • IRU3146CFTR is designed to operate within a wide temperature range, typically from -40°C to 125°C.

  7. Can IRU3146CFTR be used in automotive applications?

    • Yes, IRU3146CFTR is suitable for automotive applications due to its robust design and performance characteristics.

  8. What is the typical input voltage range for IRU3146CFTR?

    • The typical input voltage range for IRU3146CFTR is from 4.5V to 18V.

  9. Does IRU3146CFTR support PWM input signals?

    • Yes, IRU3146CFTR is compatible with PWM input signals for precise control of the output stage.

  10. Are there any application notes or reference designs available for IRU3146CFTR?

    • Yes, Infineon, the manufacturer of IRU3146CFTR, provides comprehensive application notes and reference designs to assist with implementation in technical solutions.