STTH802B-TR Overview
The STTH802B-TR is a high-voltage ultrafast diode designed to deliver efficient rectification in industrial and power electronic applications. Featuring a maximum repetitive peak reverse voltage of 800 V and a forward current rating of 8 A, this device enables reliable operation in demanding environments. Its ultrafast recovery time reduces switching losses, improving overall system efficiency. Packaged in a compact and robust TO-220AC form factor, the diode supports effective thermal management and easy integration into existing designs. The STTH802B-TR is ideal for engineers and sourcing specialists seeking dependable semiconductor solutions for power conversion and rectification tasks. Available through IC Manufacturer, it meets stringent industrial requirements.
STTH802B-TR Technical Specifications
| Parameter | Specification |
|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 800 V |
| Average Forward Current (IF(AV)) | 8 A |
| Surge Non-Repetitive Forward Current (IFSM) | 120 A |
| Forward Voltage Drop (VF) at IF = 8 A | 1.65 V (typical) |
| Reverse Recovery Time (trr) | 125 ns (typical) |
| Junction Temperature Range (Tj) | -65 ??C to +175 ??C |
| Storage Temperature Range (Tstg) | -65 ??C to +175 ??C |
| Package Type | TO-220AC |
| Thermal Resistance Junction-to-Case (RthJC) | 2.5 ??C/W |
STTH802B-TR Key Features
- Ultrafast Recovery: Minimizes switching losses and electromagnetic interference, enhancing power conversion efficiency in high-frequency circuits.
- High Voltage Capability: Supports up to 800 V repetitive peak reverse voltage, ensuring robust performance in industrial power supplies and inverters.
- High Surge Current Tolerance: Can withstand surge currents up to 120 A, providing excellent reliability during transient load conditions.
- Low Forward Voltage Drop: Reduces conduction losses, improving overall system energy efficiency and thermal management.
- Wide Operating Temperature Range: Enables reliable operation under extreme environmental conditions, suitable for rugged industrial applications.
- Compact TO-220AC Package: Facilitates efficient heat dissipation and straightforward mounting in power modules or discrete assemblies.
Typical Applications
- Switching power supplies requiring fast recovery diodes to reduce switching losses and improve efficiency in industrial power conversion systems.
- Freewheeling diode circuits in motor drives, where rapid recovery and high surge current capability ensure reliable operation during load changes.
- Inverters and uninterruptible power supplies (UPS), where high-voltage blocking and low forward voltage contribute to stable power delivery.
- Snubber circuits in power electronics, protecting semiconductor switches by absorbing voltage spikes and improving device longevity.
STTH802B-TR Advantages vs Typical Alternatives
This ultrafast diode offers superior switching speed and high surge current capability compared to standard rectifier diodes, reducing power losses and enhancing system reliability. Its 800 V voltage rating and low forward voltage drop provide efficient performance in demanding industrial environments. The robust TO-220AC package ensures effective thermal management, making it a preferred choice over slower or lower-rated alternatives where efficiency and durability are critical.
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STTH802B-TR Brand Info
The STTH802B-TR is part of STMicroelectronics?? product portfolio, a globally recognized leader in semiconductor solutions for industrial and power applications. STMicroelectronics specializes in advanced power discrete devices that combine high performance with reliability. This diode exemplifies ST??s commitment to delivering efficient, rugged components that support modern power electronics, including energy management, motor control, and power conversion systems.
FAQ
What is the maximum repetitive peak reverse voltage rating of this diode?
The device supports a maximum repetitive peak reverse voltage (VRRM) of 800 V, allowing it to block high voltage transients and operate safely in industrial power circuits.
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How fast is the reverse recovery time, and why is it important?
The typical reverse recovery time
