STTH8R04DI Overview
The STTH8R04DI is a high-performance ultrafast diode designed for industrial power applications requiring rapid switching and high current handling. Featuring a surge current capability of up to 80A and a repetitive peak reverse voltage of 400V, this device excels in reducing switching losses and improving overall system efficiency. Its robust construction and fast recovery time make it ideal for applications such as power rectification in inverters, converters, and power supplies. Sourced from IC Manufacturer, this diode balances reliability and performance for demanding environments.
STTH8R04DI Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Repetitive Peak Reverse Voltage (VRRM) | 400 | V |
| Average Rectified Forward Current (IF(AV)) | 8 | A |
| Surge Non-Repetitive Forward Current (IFSM) | 80 | A |
| Forward Voltage Drop (VF) at IF=8A | 1.35 | 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-27 | ?C |
STTH8R04DI Key Features
- High surge current capability: Supports transient currents up to 80A, ensuring robustness during power spikes and load changes.
- Fast recovery time: With a typical reverse recovery time of 75ns, it minimizes switching losses and electromagnetic interference in high-frequency circuits.
- Low forward voltage drop: Reduces conduction losses, improving overall power efficiency and thermal management in industrial electronics.
- Wide operating temperature range: Supports junction temperatures from -65??C to 175??C, enabling reliable operation under harsh environmental conditions.
Typical Applications
- Switch mode power supplies (SMPS) where fast switching diodes enhance efficiency and reduce heat dissipation in voltage conversion.
- Inverter circuits for industrial motor drives requiring rapid recovery diodes to handle high-frequency switching.
- Freewheeling diodes in DC-DC converters that demand high surge current and low forward voltage drop for stable operation.
- Power rectification in uninterruptible power supplies (UPS) ensuring fast response to load variations and transient currents.
STTH8R04DI Advantages vs Typical Alternatives
This ultrafast diode offers superior switching speed and surge current handling compared to standard rectifier diodes, reducing switching losses and improving system reliability. Its low forward voltage drop enhances energy efficiency, while the wide temperature range supports harsh industrial environments. These advantages make it a preferred choice where precise timing and robust power management are critical.
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STTH8R04DI Brand Info
The STTH8R04DI is manufactured by STMicroelectronics, a global leader in semiconductor technology. Renowned for innovative power devices, STMicroelectronics ensures high-quality standards and reliable performance across industrial power management solutions. This diode exemplifies their commitment to delivering components that meet stringent technical requirements in demanding applications.
FAQ
What is the maximum repetitive peak reverse voltage of this diode?
The device supports a maximum repetitive peak reverse voltage of 400V, allowing it to block high voltage levels in power conversion and rectification circuits safely.
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How does the fast recovery time benefit switching power supplies?
A fast recovery time of 75ns minimizes the reverse recovery charge, which reduces switching losses and electromagnetic interference, leading to higher efficiency and cleaner operation in switching power supplies.
What is the significance of the surge current rating?
The surge current rating of 80A indicates the diode??s ability to withstand short-duration high current pulses without damage, essential for handling startup surges or transient load conditions in industrial applications.
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What temperature ranges can the diode operate within?
This diode operates reliably within a junction temperature range of -65??C to 175??C, making it suitable for a wide variety
