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IR2235

IR2235 Description

The IR2235 is a high-performance, half-bridge gate driver IC designed for power management applications. Manufactured by Infineon Technologies, this device is part of the Power Management (PMIC) category and is housed in a Through Hole package, specifically a 28DIP (Dual In-line Package) format. Despite being marked as obsolete, the IR2235 remains a robust solution for driving high-side and low-side MOSFETs in various power conversion systems.

IR2235 Features

The IR2235 offers several key technical specifications and performance benefits:

• Supply Voltage Range: Operates within a supply voltage range of 10V to 20V, making it suitable for a wide array of power supply applications.
• High-Side Voltage Capability: With a maximum high-side voltage (bootstrap) of 1200V, the IR2235 can handle high voltage levels, ensuring reliable operation in demanding environments.
• Logic Voltage Levels: The device supports logic voltage levels of 0.8V (VIL) and 2V (VIH), facilitating compatibility with various control systems.
• Rise and Fall Times: The IR2235 boasts typical rise and fall times of 90ns and 40ns, respectively, enabling fast switching and efficient power conversion.
• Current Handling: It can source up to 250mA and sink up to 500mA of peak output current, ensuring robust performance in high-current applications.
• Operating Temperature: The IR2235 is rated for an operating junction temperature of up to 125°C, making it suitable for high-temperature environments.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the device is highly resistant to moisture, enhancing its reliability in humid conditions.
• Input Type: The inverting input type simplifies the design of control circuits, reducing the complexity of external components.
• Number of Drivers: The IR2235 includes six drivers, providing flexibility in multi-phase or multi-channel power management applications.
• Package Type: The 28DIP package format is ideal for through-hole mounting, ensuring secure and reliable installation in various PCB designs.

IR2235 Applications

The IR2235 is well-suited for a variety of applications, including:

• Motor Control: Ideal for driving MOSFETs in motor control circuits, providing efficient power delivery and precise control.
• Power Supplies: Suitable for use in DC-DC converters and other power supply applications, where high efficiency and fast switching are critical.
• Battery Management Systems: Can be employed in battery management systems to control the charging and discharging processes efficiently.
• Lighting Systems: Effective in driving high-power LEDs or other lighting applications, ensuring stable and efficient power delivery.
• Renewable Energy Systems: Useful in solar inverters and other renewable energy applications, where high voltage handling and efficient power conversion are essential.

Conclusion of IR2235

The IR2235, despite being marked as obsolete, remains a valuable component in the power management domain. Its robust technical specifications, including high voltage handling, fast switching times, and high current capabilities, make it a reliable choice for various power conversion applications. The device's compatibility with a wide range of supply voltages and logic levels, along with its moisture resistance and high operating temperature rating, further enhance its versatility. While newer alternatives may be available, the IR2235 continues to offer unique advantages, particularly in applications requiring high reliability and performance.