STTH8R04D Overview
The STTH8R04D is a high-performance ultrafast rectifier diode designed for efficient power conversion in industrial and consumer electronics. It supports a repetitive peak reverse voltage of 400 V and a forward continuous current of 8 A, making it suitable for medium-power applications. Its ultrafast switching capability reduces switching losses and electromagnetic interference, enhancing system efficiency. The device features a robust package for reliable thermal management and long-term operation. Ideal for power supplies, motor drives, and inverter circuits, this diode ensures optimized performance and durability. Learn more from the IC-fabrikant.
STTH8R04D Technical Specifications
| Parameter | Specificatie |
|---|---|
| Repetitief piekvoltage in omgekeerde richting (VRRM) | 400 V |
| Gemiddelde voorwaartse stroom (IF(AV)) | 8 A |
| Surge Non-Repetitive Forward Current (IFSM) | 90 A |
| Voorwaartse spanningsval (VF) bij IF = 8 A | 1.35 V (typical) |
| Omgekeerde hersteltijd (trr) | 35 ns (typical) |
| Junction Temperature Range (Tj) | -65 ??C to +175 ??C |
| Power Dissipation (Ptot) | 40 W |
| Pakket | TO-220AC |
STTH8R04D Key Features
- Ultrafast switching: Minimizes switching losses and reduces electromagnetic interference, improving overall circuit efficiency.
- High surge current capability: Supports 90 A non-repetitive surge current, ensuring robustness during transient events.
- Low forward voltage drop: Enhances power efficiency by reducing conduction losses during operation.
- Wide junction temperature range: Enables reliable operation in harsh thermal environments up to 175 ??C.
- Standard TO-220AC package: Facilitates easy mounting and effective heat dissipation in industrial applications.
Typische toepassingen
- Rectification in switched-mode power supplies (SMPS), providing fast recovery for efficient power conversion in industrial and consumer electronics.
- Freewheeling diode in motor drive circuits, protecting switching devices and enhancing system reliability.
- Output rectification in uninterruptible power supplies (UPS), ensuring stable and efficient DC voltage output.
- Snubber circuits in inverters, minimizing voltage spikes and improving device longevity.
STTH8R04D Advantages vs Typical Alternatives
This ultrafast diode offers significant advantages over standard recovery diodes by delivering faster switching speeds and lower forward voltage drop. These improvements reduce switching losses and improve system efficiency, which are critical in high-frequency power applications. Its high surge current rating and extended temperature tolerance add robustness and reliability, outperforming many generic diodes in demanding industrial environments.
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STTH8R04D Brand Info
The STTH8R04D is manufactured by STMicroelectronics, a global leader in semiconductor technology. STMicroelectronics specializes in power semiconductors designed for energy-efficient power conversion and motor control. This device benefits from ST??s expertise in ultrafast diode technology, combining high performance with proven reliability. The product is part of ST??s broad portfolio targeting industrial, automotive, and consumer applications, supported by comprehensive datasheets and technical support.
FAQ
What is the maximum repetitive peak reverse voltage rating of this ultrafast diode?
The maximum repetitive peak reverse voltage is 400 V, meaning the diode can withstand voltage spikes up to this level without breakdown, suitable for medium voltage circuits.
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How does the ultrafast switching time benefit power supply designs?
The ultrafast switching time of approximately 35 ns reduces switching losses and electromagnetic interference, leading to higher efficiency and improved reliability in switched-mode power supplies.
What package does this diode come in, and why is it important?
It is housed in a TO-220AC package, which offers efficient heat dissipation and easy mounting, essential for
