STTH1R04UY Overview
The STTH1R04UY is a high-performance ultrafast rectifier diode designed for industrial and power electronics applications. Featuring a maximum repetitive peak reverse voltage of 400 V and a forward current rating of 1 A, this diode combines fast switching capabilities with low forward voltage drop to enhance power efficiency. Its rugged design supports reliable operation in demanding environments, making it ideal for use in power supplies, inverters, and freewheeling applications. Engineered for optimal thermal performance and low recovery time, the device offers excellent switching speed and minimal power loss. For comprehensive sourcing and technical details, visit IC Manufacturer.
STTH1R04UY Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Maximum Repetitive Peak Reverse Voltage (VRRM) | 400 | V |
| Average Forward Current (IF(AV)) | 1 | A |
| Forward Voltage Drop (VF) at 1A | 1.3 | V |
| Reverse Recovery Time (trr) | 75 | ns |
| Surge Forward Current (IFSM) | 30 | A |
| Junction Temperature Range (Tj) | -65 to +150 | ??C |
| Storage Temperature Range (Tstg) | -65 to +150 | ??C |
| Package Type | DO-41 | – |
STTH1R04UY Key Features
- Ultrafast Switching: Enables efficient operation in high-frequency circuits, reducing switching losses and improving overall system efficiency.
- Low Forward Voltage Drop: Minimizes conduction losses, which contributes to enhanced power efficiency and thermal performance in power conversion applications.
- High Surge Current Capability: Supports transient current spikes up to 30 A, ensuring robustness in demanding start-up or fault conditions.
- Wide Operating Temperature Range: Reliable operation from -65??C to +150??C allows deployment in harsh industrial environments.
Typical Applications
- Rectification in power supplies and converters where fast recovery and low losses are critical for efficiency and thermal management.
- Freewheeling diode in motor control circuits, providing protection against voltage spikes during switching events.
- Snubber circuits in inverters to enhance device protection and extend system lifetime by handling transient voltages efficiently.
- High-frequency switching applications requiring reliable ultrafast diodes for improved power density and reduced electromagnetic interference.
STTH1R04UY Advantages vs Typical Alternatives
This ultrafast diode offers significant advantages such as lower forward voltage drop and faster recovery time compared to standard rectifiers. These features reduce power dissipation and improve switching efficiency, making it preferable for industrial power electronics. Its high surge current capability and wide temperature tolerance enhance reliability under stress conditions, outperforming typical alternatives that may suffer from higher losses or limited thermal range.
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STTH1R04UY Brand Info
The STTH1R04UY is manufactured by STMicroelectronics, a global leader in semiconductor solutions. STMicroelectronics is known for delivering high-reliability power devices tailored for industrial and automotive applications. This ultrafast diode is part of ST’s extensive portfolio of discrete semiconductors designed to optimize power conversion systems with advanced manufacturing processes and stringent quality standards. The product benefits from ST’s comprehensive technical support and global distribution network.
FAQ
What is the maximum repetitive peak reverse voltage rating of this diode?
The maximum repetitive peak reverse voltage (VRRM) for this device is 400 V, meaning it can safely block voltages up to this level without breakdown under repetitive conditions.
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How fast is the reverse recovery time, and why is it important?
The reverse recovery time is approximately 75 nanoseconds. This ultrafast switching characteristic reduces switching losses and electromagnetic interference, which is crucial in high-frequency power electronics.
What package type does this diode come in?
The device is housed in a DO-41 package, a standard axial lead package that facilitates easy integration into through-hole PCB designs for industrial applications.
