The STTH3R04 from STMicroelectronics is a high-performance ultrafast recovery diode, engineered to meet the rigorous demands of high-efficiency power supply units, inverters, and freewheeling diodes in a variety of applications. This diode is part of STMicroelectronics' Turbo 2 ultrafast high voltage series, designed to combine low conduction losses with high switching speeds.
Key Features
- Low Reverse Recovery Time (trr): The STTH3R04 boasts an exceptionally low reverse recovery time, which minimizes the losses during the switching phase and improves the overall efficiency of the application it is used in.
- High Reverse Voltage (VRRM): With a reverse voltage rating of 400 V, this diode is suitable for high-voltage applications, ensuring reliability and performance under demanding conditions.
- High Forward Surge Current (IFSM): It has a high forward surge current capability, making it robust against surge currents that can occur during operation.
- Low Forward Voltage Drop (VF): Its low forward voltage drop ensures reduced power losses and contributes to the high efficiency of the overall system.
- Soft Recovery Characteristics: The soft recovery feature minimizes electromagnetic interference (EMI) and reduces noise in electronic circuits, which is crucial for applications sensitive to EMI.
Applications
The STTH3R04 is versatile and can be utilized in a wide range of applications. It is particularly well-suited for switched-mode power supplies (SMPS), uninterruptible power supplies (UPS), DC-DC converters, and power factor correction circuits (PFC). Additionally, its fast and soft recovery makes it an excellent choice for high-frequency inverters in motor drives and for use as a freewheeling diode in power switching circuits.
Package Information
This ultrafast recovery diode is available in a variety of packages including DPAK, IPAK, and TO-220AB, providing flexibility for different design and mounting requirements. The package is designed to optimize the thermal performance and ensure the reliability of the device under varying operational conditions.
By integrating the STTH3R04 into your design, you can expect improved efficiency, reduced thermal stress, and enhanced power density, all of which contribute to the development of more compact and reliable electronic systems.
