STTH1R04A Overview
The STTH1R04A is an ultrafast recovery rectifier diode designed to optimize power conversion efficiency in industrial and consumer electronics. With a high repetitive peak reverse voltage rating of 400 V and a forward current capacity of 1 A, it suits applications requiring fast switching and low recovery time. Its compact DO-41 package enables easy integration into space-constrained designs. This device offers reliable performance with low forward voltage drop and minimized switching losses, making it ideal for power supplies, inverters, and freewheeling diode circuits. For detailed product insights and sourcing, visit IC Manufacturer.
STTH1R04A Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 400 | V |
| Average Forward Current (IF(AV)) | 1 | A |
| Non-Repetitive Peak Forward Surge Current (IFSM) | 30 | A |
| Forward Voltage Drop (VF) at IF = 1A | 1.3 | V (typical) |
| 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-41 | ?? |
STTH1R04A Key Features
- Ultrafast Recovery Time: With a reverse recovery time of 75 ns, it reduces switching losses and electromagnetic interference in high-frequency circuits.
- High Voltage Capability: Rated for 400 V repetitive peak reverse voltage, ensuring robustness in demanding power applications.
- Low Forward Voltage Drop: Minimizes conduction losses, improving overall system efficiency and thermal management.
- Compact DO-41 Package: Facilitates easy installation in compact printed circuit boards without compromising thermal dissipation.
Typical Applications
- Power supply rectification in switch-mode power supplies (SMPS), where fast recovery diodes are critical for efficient energy conversion and reduced heat generation.
- Freewheeling diode in motor control circuits, providing reliable current paths during inductive load switching.
- Snubber circuits in power inverters to protect semiconductor switches from voltage spikes.
- General purpose high-frequency rectification in industrial electronics requiring compact and reliable diode solutions.
STTH1R04A Advantages vs Typical Alternatives
This diode offers superior switching speed and lower reverse recovery time compared to standard rectifiers, significantly reducing switching losses and electromagnetic interference. Its high voltage rating combined with a low forward voltage drop delivers enhanced power efficiency and thermal performance. The compact DO-41 packaging supports integration into space-sensitive industrial designs, making it a reliable and efficient choice over typical silicon diodes in demanding applications.
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STTH1R04A Brand Info
The STTH1R04A is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics specializes in power devices that deliver high efficiency and robustness for industrial and consumer electronics markets. This ultrafast recovery diode reflects the company??s commitment to innovation, quality, and reliability, enabling designers to achieve optimized power management in compact form factors.
FAQ
What is the maximum repetitive peak reverse voltage of this diode?
The diode is rated for a maximum repetitive peak reverse voltage (VRRM) of 400 volts. This ensures it can reliably block high voltages in various power conversion and protection applications without breakdown.
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How fast is the reverse recovery time and why is it important?
The reverse recovery time is typically 75 nanoseconds. A fast recovery time reduces switching losses and noise in high-frequency circuits, enhancing efficiency and electromagnetic compatibility in
