STTH512D Overview
The STTH512D is a high-performance ultrafast diode designed to handle peak repetitive reverse voltages up to 1200 V and a continuous forward current of 5 A. Engineered for power electronics and industrial applications, it offers low forward voltage drop and rapid recovery times, optimizing efficiency and thermal management in switching circuits. Its robust construction ensures reliable operation in demanding environments, making it ideal for rectification in power supplies, inverters, and motor drives. For sourcing and detailed product information, visit the IC Manufacturer.
STTH512D Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Peak Repetitive Reverse Voltage (VRRM) | 1200 | V |
| Average Forward Current (IF(AV)) | 5 | A |
| Non-Repetitive Peak Forward Surge Current (IFSM) | 50 | A |
| Forward Voltage Drop (VF) at 5 A | 1.5 | V |
| Reverse Recovery Time (trr) | 75 | ns |
| Junction Temperature Range (Tj) | -65 to 175 | ??C |
| Storage Temperature Range (Tstg) | -65 to 175 | ??C |
| Package Type | TO-220AC | ?? |
STTH512D Key Features
- High voltage capability up to 1200 V: Enables use in demanding power conversion circuits where high blocking voltage is critical.
- Low forward voltage drop: Minimizes conduction losses, improving overall system efficiency and thermal performance.
- Ultrafast recovery time of 75 ns: Reduces switching losses and electromagnetic interference in high-frequency applications.
- Robust TO-220AC package: Facilitates efficient heat dissipation and reliable mounting in industrial environments.
Typical Applications
- Use in switch-mode power supplies (SMPS) for efficient rectification and improved energy conversion in industrial power systems.
- Ideal for inverters in renewable energy systems, ensuring reliable performance under high voltage and current stress.
- Employed in motor drives to handle fast switching cycles and reduce power loss during commutation.
- Suitable for freewheeling diodes in high-speed switching circuits, protecting semiconductors from voltage spikes.
STTH512D Advantages vs Typical Alternatives
This diode offers superior ultrafast switching with a significantly reduced reverse recovery time compared to standard diodes, leading to lower switching losses and higher efficiency. Its high voltage rating and low forward voltage drop contribute to enhanced reliability and thermal management in power applications. Compared to alternatives, it integrates well into compact designs without compromising performance or durability, making it a preferred choice for engineers seeking robust semiconductor solutions.
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STTH512D Brand Info
The STTH512D is manufactured by STMicroelectronics, a global leader in semiconductor solutions. Known for innovation and quality, STMicroelectronics provides a wide range of power discrete devices tailored for industrial and consumer electronics. The STTH512D is part of their ultrafast diode portfolio, designed to meet the stringent demands of modern power electronics with proven reliability and performance.
FAQ
What does the “ultrafast” designation mean for the STTH512D diode?
Ultrafast indicates that the diode has a very short reverse recovery time??75 nanoseconds in this case??allowing it to switch off quickly after conducting current. This reduces switching losses and electromagnetic interference, which is critical in high-frequency power conversion applications.
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Can this diode be used in high-temperature environments?
Yes, the STTH512D supports junction temperatures up to 175??C, making it suitable for demanding industrial environments where elevated temperatures are common. Proper heat sinking is recommended to maintain safe operating conditions.
What is the significance of the TO-220AC package for this diode?
The TO-220AC package provides robust mechanical support and efficient heat dissipation, enabling reliable operation under continuous high-current conditions. Its design allows easy mounting to heatsinks, which is essential for thermal management in power applications.
