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AUIRS21811STR
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AUIRS21811STR

Product Overview

Category

AUIRS21811STR belongs to the category of integrated circuits (ICs) specifically designed for automotive applications.

Use

This product is primarily used in automotive electronic systems, providing control and protection functions for various components.

Characteristics

  • AUIRS21811STR is a high-voltage, high-speed power MOSFET and IGBT driver.
  • It is capable of driving both low-side and high-side power devices.
  • The device operates at a wide input voltage range, making it suitable for automotive applications.
  • AUIRS21811STR offers protection features such as over-current shutdown and under-voltage lockout.

Package

The AUIRS21811STR is available in a compact surface-mount package, allowing for easy integration into automotive electronic systems.

Essence

The essence of AUIRS21811STR lies in its ability to efficiently drive power MOSFETs and IGBTs, enabling reliable and safe operation of automotive electronic systems.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 6V to 20V
  • Output Current: 2.5A
  • Operating Temperature Range: -40°C to 150°C
  • Rise/Fall Time: 25ns/15ns
  • Supply Current: 3.5mA

Detailed Pin Configuration

  1. VCC: Power supply input
  2. HO: High-side gate driver output
  3. LO: Low-side gate driver output
  4. VB: Bootstrap supply input
  5. VS: High-side floating supply return
  6. HS: High-side floating supply
  7. LS: Low-side floating supply
  8. GND: Ground

Functional Features

  • High-voltage gate driver for power MOSFETs and IGBTs
  • Integrated protection features for safe operation
  • Wide input voltage range for automotive applications
  • High-speed switching capability

Advantages and Disadvantages

Advantages

  • Efficiently drives power MOSFETs and IGBTs
  • Provides reliable control and protection functions
  • Suitable for automotive electronic systems
  • Compact surface-mount package for easy integration

Disadvantages

  • Limited output current (2.5A)
  • Operating temperature range may not be suitable for extreme environments

Working Principles

AUIRS21811STR operates by receiving input signals and generating corresponding gate drive signals to control the power MOSFETs and IGBTs in an automotive electronic system. It ensures proper switching of these devices, providing efficient power delivery and protection against faults.

Detailed Application Field Plans

AUIRS21811STR finds extensive application in various automotive electronic systems, including:

  1. Electric Power Steering (EPS) systems
  2. Engine Control Units (ECUs)
  3. Transmission Control Units (TCUs)
  4. Battery Management Systems (BMS)
  5. Motor Control Units (MCUs)

In these applications, AUIRS21811STR enables precise control and protection of power devices, ensuring optimal performance and reliability.

Detailed and Complete Alternative Models

  1. AUIRS2128S: Similar high-voltage, high-speed power MOSFET and IGBT driver with enhanced protection features.
  2. AUIRS21071S: High-voltage, high-speed power MOSFET and IGBT driver with integrated current sensing functionality.
  3. AUIRS2301S: Compact, low-side only power MOSFET and IGBT driver for space-constrained automotive applications.

These alternative models offer similar functionalities and can be considered based on specific application requirements.

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技術ソリューションにおける AUIRS21811STR の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of AUIRS21811STR in technical solutions:

  1. Q: What is AUIRS21811STR? A: AUIRS21811STR is a high-voltage, high-speed power MOSFET and IGBT driver specifically designed for automotive applications.

  2. Q: What are the key features of AUIRS21811STR? A: Some key features include high voltage capability (up to 600V), high peak output current (up to 2.5A), and integrated protection features like undervoltage lockout and overcurrent shutdown.

  3. Q: In which technical solutions can AUIRS21811STR be used? A: AUIRS21811STR can be used in various technical solutions such as motor drives, inverters, and other power conversion applications in automotive systems.

  4. Q: What is the operating voltage range of AUIRS21811STR? A: The operating voltage range is typically from 9V to 20V, making it suitable for automotive battery systems.

  5. Q: Can AUIRS21811STR handle high-frequency switching applications? A: Yes, AUIRS21811STR is designed to handle high-frequency switching applications with its fast propagation delay and rise/fall times.

  6. Q: Does AUIRS21811STR have built-in protection features? A: Yes, AUIRS21811STR has built-in protection features such as undervoltage lockout, overcurrent shutdown, and thermal shutdown to ensure safe operation.

  7. Q: Can AUIRS21811STR drive both MOSFETs and IGBTs? A: Yes, AUIRS21811STR is capable of driving both MOSFETs and IGBTs, making it versatile for different power switching devices.

  8. Q: What is the maximum operating temperature of AUIRS21811STR? A: The maximum operating temperature is typically up to 150°C, allowing it to withstand high-temperature environments in automotive applications.

  9. Q: Does AUIRS21811STR require external components for operation? A: Yes, AUIRS21811STR requires external components such as bootstrap diodes and gate resistors for proper operation.

  10. Q: Is AUIRS21811STR compliant with automotive industry standards? A: Yes, AUIRS21811STR is designed and manufactured to meet automotive industry standards, ensuring its reliability and compatibility with automotive systems.

Please note that these answers are general and may vary depending on the specific application and requirements.