Infineon Technologies Tariff Inquiry

IRS21956SPBF

IRS21956SPBF Description

The IRS21956SPBF is a high-performance half-bridge gate driver IC designed for demanding power management applications. Manufactured by Infineon Technologies, this device is part of the Power Management (PMIC) category and is housed in a Surface Mount package, specifically a Tube. The IRS21956SPBF features two independent channels, each capable of driving high-side and low-side MOSFETs with a peak output current of 500mA for both sourcing and sinking. It operates within a supply voltage range of 10V to 20V, making it suitable for a variety of power supply designs.

IRS21956SPBF Features

• Independent Channels: The IRS21956SPBF offers two independent gate drivers, providing flexibility in controlling high-side and low-side MOSFETs separately.
• High-Side Voltage Capability: With a maximum high-side voltage of 600V (bootstrap), this IC is ideal for applications requiring high voltage handling.
• Fast Switching: The device boasts a typical rise and fall time of 25ns and 15ns, respectively, ensuring efficient and rapid switching in power circuits.
• Wide Supply Voltage Range: The 10V to 20V supply voltage range accommodates various power supply configurations, enhancing its versatility.
• Robust Logic Interface: The logic voltage levels (VIL: 0.8V, VIH: 3.5V) ensure compatibility with a wide range of control signals, facilitating seamless integration into complex systems.
• Moisture Sensitivity Level (MSL): Rated at MSL 3 (168 hours), the IRS21956SPBF is suitable for manufacturing processes that require a moderate level of moisture protection.
• Compliance and Status: The device is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations. However, it is important to note that the IRS21956SPBF is currently marked as obsolete, which may impact long-term availability.

IRS21956SPBF Applications

The IRS21956SPBF is well-suited for a variety of high-power applications where efficient switching and robust voltage handling are critical. Specific use cases include:

• Switch-Mode Power Supplies (SMPS): The fast switching capabilities and high voltage tolerance make it ideal for high-efficiency power conversion in SMPS designs.
• Motor Control: The independent channel control and high current drive capability support precise motor control applications, ensuring reliable operation under varying load conditions.
• Inverter Circuits: The device's ability to handle high voltage and current makes it suitable for inverter applications, where reliable switching is essential for converting DC to AC power.
• DC-DC Converters: The IRS21956SPBF can be employed in DC-DC converter designs, providing efficient power conversion and regulation for various electronic systems.

Conclusion of IRS21956SPBF

The IRS21956SPBF from Infineon Technologies is a versatile half-bridge gate driver IC that offers significant performance benefits for power management applications. Its independent channels, high-side voltage capability, and fast switching times make it an excellent choice for demanding power supply and motor control applications. While the device is marked as obsolete, its robust features and compliance with industry standards make it a reliable option for existing designs. For new projects, engineers may need to consider alternative solutions due to potential availability constraints.