Infineon Technologies

IR2109STR  

Gate Drivers ICs

IR2109STR Description

The IR2109STR is a high-performance gate driver IC designed for half-bridge configurations, manufactured by Infineon Technologies. This integrated circuit is specifically tailored for applications requiring efficient power management and control in high-voltage environments. The IR2109STR features a synchronous channel type, making it suitable for driving both high-side and low-side power MOSFETs or IGBTs. It operates within a supply voltage range of 10V to 20V and supports a maximum high-side voltage of 600V using a bootstrap configuration. The logic input levels are compatible with a wide range of control signals, with VIL and VIH thresholds of 0.8V and 2.9V, respectively. The IR2109STR is packaged in an 8SOIC format, which is ideal for surface-mount applications, ensuring robustness and ease of integration into compact designs.

IR2109STR Features

• Dual Drivers: The IR2109STR includes two drivers capable of handling peak output currents of 200mA for sourcing and 350mA for sinking, ensuring robust performance in demanding applications.
• Fast Switching: With typical rise and fall times of 150ns and 50ns, respectively, the IR2109STR enables rapid switching, minimizing switching losses and enhancing overall system efficiency.
• Wide Operating Voltage Range: The supply voltage range of 10V to 20V provides flexibility in power supply design, making it suitable for a variety of power levels.
• High-Side Voltage Capability: The ability to support up to 600V on the high side using a bootstrap configuration makes the IR2109STR ideal for high-voltage applications, such as motor control and power conversion systems.
• Surface-Mount Packaging: The 8SOIC package format ensures ease of integration into modern PCB designs, with the added benefit of surface-mount technology (SMT) for enhanced reliability and reduced footprint.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the IR2109STR is suitable for a wide range of environmental conditions, ensuring long-term stability and performance.
• Compliance and Safety: The IR2109STR is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and standards.

IR2109STR Applications

The IR2109STR is well-suited for a variety of applications where high efficiency and robust performance are critical. Some specific use cases include:

• Motor Control: The IR2109STR's ability to drive high-side and low-side MOSFETs or IGBTs makes it ideal for motor control applications, where precise control and high efficiency are essential.
• Power Conversion Systems: In power supplies and inverters, the IR2109STR's fast switching and high-voltage capability ensure minimal power loss and high reliability.
• Industrial Automation: The robustness and wide operating voltage range make the IR2109STR suitable for industrial automation systems, where reliability and efficiency are paramount.
• Renewable Energy Systems: In solar inverters and wind turbines, the IR2109STR's high-voltage and high-current capabilities contribute to efficient power conversion and control.

Conclusion of IR2109STR

The IR2109STR from Infineon Technologies is a versatile and high-performance gate driver IC designed for half-bridge configurations. Its dual drivers, fast switching capabilities, and wide operating voltage range make it an excellent choice for a variety of applications, including motor control, power conversion, and industrial automation. The IR2109STR's robust packaging and compliance with international standards ensure long-term reliability and ease of integration into modern designs. Despite its obsolete status, the IR2109STR remains a reliable option for engineers seeking a proven solution for high-voltage and high-current applications.

IR2109STR Documents

Download datasheets and manufacturer documentation for IR2109STR

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