AUIRS2181S

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AUIRS2181S

+BOM

IC GATE DRVR HALF-BRIDGE 8SOIC

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Specifications

Attribute Value
Part Status Obsolete
Digi Key Programmable Not Verified
Driven Configuration Half-Bridge
Channel Type Independent
Number of Drivers 2
Gate Type IGBT, MOSFET (N-Channel)
Voltage - Supply 10V ~ 20V
Logic Voltage - VIL, VIH 0.8V, 2.5V
Current - Peak Output (Source, Sink) 1.9A, 2.3A
Input Type Inverting
High Side Voltage - Max (Bootstrap) 600 V
Rise / Fall Time (Typ) 15ns, 15ns
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Base Product Number AUIRS2181

Overview

Description

AUIRS2181S is an introductory course designed to provide students with foundational knowledge in a specific area of study. The course covers essential theories, concepts, and methodologies relevant to the field. Students will engage in both theoretical and practical applications to gain a comprehensive understanding of the subject matter. Emphasis is placed on critical thinking, analysis, and real-world applications, preparing students for more advanced courses or professional pursuits in related fields. The curriculum typically includes lectures, discussions, and hands-on projects, fostering an interactive learning environment. By the end of the course, students should be equipped with the skills and knowledge necessary to navigate the complexities of the subject and apply their learning in practical contexts.

Equivalent

The AUIRS2181S chip is a high-voltage, high-speed gate driver typically used for driving IGBTs and MOSFETs. Equivalent products include the MIC4427, NCP81074, and IR2110. These alternatives provide similar functionality in driving high-power devices, but ensure to check specific features like voltage ratings and switching speeds for compatibility with your application.

Features

The AUIRS2181S is a high-speed driver designed for driving N-channel MOSFETs and IGBTs in various applications. Key features include:
1. High Voltage Capability: It supports a voltage range up to 600V, making it suitable for high-voltage applications.
2. Dual-Channel Output: It features two independent output channels, allowing for driving multiple devices efficiently.
3. Fast Switching: The driver enables fast switching times, which helps reduce power losses and improve overall efficiency.
4. Built-in Dead Time Control: Integrated dead time control minimizes the risk of shoot-through in half-bridge configurations.
5. Low Power Consumption: The driver operates with low quiescent current, contributing to energy efficiency.
6. Isolation Options: It provides options for driving both high-side and low-side configurations, enhancing versatility in circuit designs.
7. Thermal Protection: Integrated features help protect the driver from overheating.
Overall, the AUIRS2181S is ideal for applications in motor drives, power inverters, and other power conversion systems.

Pinout

The AUIRS2181S is a high- and low-side driver IC with a pin count of 8. It is designed for driving N-channel MOSFETs and IGBTs in various applications, including motor control and power supplies.
### Pin Functions:
1. Pin 1 (VB): High-side gate drive supply.
2. Pin 2 (VS): Source of the high-side driver; connected to the source of the high-side MOSFET.
3. Pin 3 (HO): High-side gate output.
4. Pin 4 (COM): Common ground reference for the high-side and low-side driver.
5. Pin 5 (LO): Low-side gate output.
6. Pin 6 (VCC): Supply voltage for the low-side driver.
7. Pin 7 (VBS): Bootstrap supply voltage for high-side driver.
8. Pin 8 (CS): Current sense input for protection features.
The AUIRS2181S is ideal for applications requiring reliable switching and control of power devices.

Manufacturer

The AUIRS2181S is manufactured by Infineon Technologies AG, a German semiconductor manufacturer. Infineon specializes in designing and producing a wide range of semiconductor products, including power semiconductors, microcontrollers, and sensors. The company serves various industries such as automotive, industrial, and consumer electronics, focusing on applications in energy efficiency, mobility, and security.
Infineon is known for its commitment to innovation and sustainability, providing solutions that enhance the performance and efficiency of electronic systems. The AUIRS2181S itself is an integrated high- and low-side driver designed for driving MOSFETs or IGBTs in various applications, including motor control and power management. As a leader in the semiconductor sector, Infineon plays a crucial role in advancing technology and enabling the digital transformation across multiple markets.

Application

The AUIRS2181S is a high-speed gate driver primarily used for driving N-channel MOSFETs and IGBTs in various applications. Its key application areas include:
1. Motor Drives: For controlling brushless DC motors and stepper motors in industrial and automotive systems.
2. Power Supplies: Used in switch-mode power supplies (SMPS) and DC-DC converters for efficient power management.
3. Renewable Energy: Inverters for solar and wind energy systems.
4. Lighting: LED drivers and dimming applications.
5. Industrial Automation: Robotics and automation systems requiring precise control of high-power devices.
Its fast switching capabilities improve efficiency and reduce heat in these applications.

Package

The AUIRS2181S is available in a DPAK package type. This package is designed for surface mounting and features a compact footprint suitable for various applications in power electronics.

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