STTH810DI Overview
The STTH810DI is a high-performance ultrafast diode designed for efficient rectification in power electronic circuits. Featuring a maximum repetitive peak reverse voltage of 800 V and a forward current rating of 8 A, it is optimized for applications requiring fast switching and low recovery losses. This diode offers excellent surge current capability and low forward voltage drop, ensuring improved system efficiency and reliability. Its robust construction supports operation in demanding industrial environments, making it a reliable component for power supplies, inverters, and motor drives. For detailed sourcing and technical support, visit IC Manufacturer.
STTH810DI Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 800 | V |
| Average Forward Current (IF(AV)) | 8 | A |
| Surge Non-Repetitive Forward Current (IFSM) | 150 | A |
| Forward Voltage Drop (VF) at IF=8 A | 1.7 | 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 | DO-201AD | ?C |
STTH810DI Key Features
- Ultrafast Switching: Enables reduced switching losses and improved efficiency in power conversion circuits.
- High Surge Current Capability: Supports transient overloads with a peak surge current of 150 A, enhancing reliability under stress.
- Low Forward Voltage Drop: Minimizes conduction losses, which contributes to better thermal management and energy savings.
- Wide Operating Temperature Range: Ensures stable performance in harsh industrial environments from -65??C up to +175??C.
Typical Applications
- Rectification in switched-mode power supplies (SMPS), improving overall efficiency and thermal performance in industrial power systems.
- Freewheeling diode in motor control circuits, providing protection and fast response to reverse voltage conditions.
- Snubber circuits in inverters, reducing voltage spikes and enhancing device longevity.
- High-frequency rectification in renewable energy systems such as solar inverters and battery chargers.
STTH810DI Advantages vs Typical Alternatives
This ultrafast diode offers superior switching speed and lower forward voltage compared to standard rectifiers, resulting in reduced power dissipation and enhanced efficiency. Its high surge current rating improves system robustness during transient conditions. The broad junction temperature range and rugged package support reliable operation in demanding industrial applications, making it a preferred choice over conventional diodes lacking ultrafast recovery characteristics.
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STTH810DI Brand Info
The STTH810DI is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in innovative power devices and discrete components optimized for industrial and automotive applications. This diode benefits from ST??s advanced silicon fabrication technology and strict quality control, ensuring high performance and reliability. The company provides comprehensive technical documentation and support, helping engineers integrate this diode seamlessly into power electronic designs.
FAQ
What is the maximum voltage rating of this ultrafast diode?
The maximum repetitive peak reverse voltage (VRRM) is rated at 800 V, making it suitable for medium-voltage power applications where high voltage blocking capability is required.
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How does the diode??s recovery time impact circuit performance?
With a reverse recovery time of 75 ns, this diode reduces switching losses and electromagnetic interference in high-frequency circuits, enhancing overall system efficiency and reliability.
Can this diode handle surge currents during startup or fault conditions?
Yes, it supports a non-repetitive surge forward current of up to 150 A, allowing it to withstand transient overloads without damage, which is critical for robust power supply designs.
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What package type does this device use, and why is it important?
The diode comes in a DO-201AD package, which provides reliable mechanical protection and thermal diss






