Manufacturer Part Number
AUIRS2181STR
Manufacturer
Infineon Technologies
Introduction
The AUIRS2181STR is a high-side and low-side driver IC designed for half-bridge configurations, primarily used in power management and gate driving applications.
Product Features and Performance
Dual independent channels for half-bridge configurations
Suitable for driving IGBTs and N-Channel MOSFETs
High voltage capability of up to 600V for high side (bootstrap)
Fast rise and fall times of 15ns for efficient switching
Wide supply voltage range of 10V to 20V
Low input logic thresholds of 0.8V (VIL) and 2.5V (VIH)
Source and sink peak output currents of 1.9A and 2.3A respectively
Operating temperature range from -40°C to 150°C
Product Advantages
Enables robust and efficient control of power components
Suitable for high-speed switching applications
Diverse compatibility with a range of IGBTs and MOSFETs
High voltage rating supports a broad range of power applications
Key Technical Parameters
Configuration: Half-Bridge
Channel Type: Independent
Number of Drivers: 2
Voltage Supply: 10V ~ 20V
High Side Voltage Max (Bootstrap): 600 V
Rise / Fall Time (Typ): 15ns
Current Peak Output: 1.9A (source), 2.3A (sink)
Input Type: Inverting
Operating Temperature: -40°C ~ 150°C
Quality and Safety Features
Rigorous Infineon quality standards for performance and durability
Built for harsh industrial temperatures
Compatibility
Compatible with various IGBTs and N-Channel MOSFETs
Flexible across different gate driving voltage levels
Application Areas
Motor control circuits
Power supply devices
Switching power supplies
Power inverters
Product Lifecycle
Product Status: Not For New Designs
Alternatives and next-generation devices may be available
Several Key Reasons to Choose This Product
Infineon's reputation for quality and reliability in power management
Ability to handle high voltages safely and efficiently
The immediate availability of stock due to Tape & Reel packaging
Fast switching times reduce power losses and improve efficiency
Broad operating temperature range suitable for industrial applications
Industry-standard SOIC-8 package for easy integration into existing designs
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