AUIRS2184S

Product Overview

Use

This product is primarily used in automotive electronic systems, particularly in motor control and power management applications.

Characteristics

AUIRS2184S is a high-voltage, high-speed power MOSFET and IGBT driver.
It is capable of driving two N-channel power MOSFETs or IGBTs in a half-bridge configuration.
The device operates at a wide input voltage range, making it suitable for various automotive systems.
It offers protection features such as under-voltage lockout (UVLO), over-current protection (OCP), and thermal shutdown.
AUIRS2184S is designed to withstand harsh automotive environments, including high temperatures and voltage transients.
The package type for this IC is SOIC-8, which provides ease of integration into circuit boards.

Packaging/Quantity

The AUIRS2184S is typically available in tape and reel packaging. Each reel contains 2500 units of the IC.

Specifications

Input Voltage Range: 10V - 20V
Output Current: 1.5A
Operating Temperature Range: -40°C to +150°C
Rise/Fall Time: 30ns
UVLO Threshold: 9.5V
OCP Threshold: 2.5A

Detailed Pin Configuration

The AUIRS2184S has a total of 8 pins arranged as follows:

Pin 1: VCC Pin 2: IN1 Pin 3: IN2 Pin 4: LO Pin 5: HO Pin 6: COM Pin 7: VB Pin 8: VS

Functional Features

High voltage level shifting capability for driving power MOSFETs and IGBTs.
Integrated bootstrap diode for high-side gate drive.
Low propagation delay and fast switching speed for efficient motor control.
UVLO protection prevents the device from operating below the specified voltage threshold.
OCP feature safeguards against excessive current flow, protecting the IC and connected devices.
Thermal shutdown prevents overheating of the IC during prolonged operation.

Advantages and Disadvantages

Advantages

Wide input voltage range allows compatibility with various automotive systems.
Robust design ensures reliable performance in harsh environments.
Integrated protection features enhance system safety and reliability.
Fast switching speed enables efficient motor control.

Disadvantages

Limited output current may not be suitable for high-power applications.
The SOIC-8 package may require additional thermal management measures for certain applications.

Working Principles

The AUIRS2184S operates by receiving input signals (IN1 and IN2) to control the gate voltages of the power MOSFETs or IGBTs. These input signals are level-shifted and amplified to drive the gates of the devices. The LO and HO pins provide the low-side and high-side gate drive signals, respectively. The integrated bootstrap diode simplifies the high-side gate drive circuitry.

Detailed Application Field Plans

The AUIRS2184S is widely used in automotive applications, including:

Electric Power Steering (EPS) Systems: It provides precise control over the motor that assists in steering, ensuring smooth and responsive steering operation.
Electric Vehicle (EV) and Hybrid Electric Vehicle (HEV) Motor Control: AUIRS2184S facilitates efficient motor control in electric and hybrid vehicles, contributing to improved energy efficiency and performance.
Automotive Lighting Systems: It can be utilized in controlling the power delivery to automotive lighting systems, enabling efficient and reliable operation.
Battery Management Systems (BMS): The IC can be employed in BMS applications to manage the charging and discharging of batteries, ensuring optimal performance and safety.

Detailed and Complete Alternative Models

AUIRS21844S: Similar to AUIRS2184S but with a quad-output configuration, allowing control of four power MOSFETs or IGBTs.
AUIRS2128S: A dual high-voltage, high-speed power MOSFET and IGBT driver with additional protection features such as desaturation detection and fault reporting.

These alternative models offer similar functionality and are suitable replacements for AUIRS2184S in various automotive applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací AUIRS2184S v technických řešeních

Sure! Here are 10 common questions and answers related to the application of AUIRS2184S in technical solutions:

Q: What is AUIRS2184S?
- A: AUIRS2184S is a high-voltage, high-speed power MOSFET and IGBT driver IC designed for automotive applications.
Q: What is the maximum voltage rating of AUIRS2184S?
- A: The maximum voltage rating of AUIRS2184S is typically 600V.
Q: Can AUIRS2184S be used with both MOSFETs and IGBTs?
- A: Yes, AUIRS2184S can be used as a driver for both MOSFETs and IGBTs.
Q: What is the maximum operating frequency of AUIRS2184S?
- A: The maximum operating frequency of AUIRS2184S is typically 500kHz.
Q: Does AUIRS2184S have built-in protection features?
- A: Yes, AUIRS2184S has various built-in protection features such as undervoltage lockout (UVLO), overcurrent protection, and thermal shutdown.
Q: Can AUIRS2184S operate in harsh automotive environments?
- A: Yes, AUIRS2184S is designed to operate reliably in harsh automotive environments, including high temperatures and electrical noise.
Q: What is the input logic voltage level for AUIRS2184S?
- A: The input logic voltage level for AUIRS2184S is typically compatible with standard TTL or CMOS levels.
Q: Can AUIRS2184S be used in both high-side and low-side configurations?
- A: Yes, AUIRS2184S can be used in both high-side and low-side configurations, providing flexibility in circuit design.
Q: Does AUIRS2184S have an enable pin for controlling the driver operation?
- A: Yes, AUIRS2184S has an enable pin that can be used to control the driver's operation.
Q: Is AUIRS2184S suitable for automotive applications requiring high power switching?
- A: Yes, AUIRS2184S is specifically designed for automotive applications that require high-power switching, making it a suitable choice for such applications.

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