Overview
The STTH112A, produced by STMicroelectronics, is a 1200 V, 1 A ultrafast diode. This component is designed using ST's ultrafast high voltage planar technology, making it highly suitable for various applications in power electronics. The diode is particularly optimized for free-wheeling, clamping, snubbering, and demagnetization roles in power circuits.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Rating (VRRM) | 1200 V |
| Current Rating (IF(AV)) | 1 A |
| Forward Voltage Drop (VF) | 1.7 V (typical at IF = 1 A) |
| Reverse Recovery Time (trr) | 35 ns (typical) |
| Package Type | SMD (Surface Mount Device) |
| Operating Temperature Range | -40°C to +150°C |
Key Features
- Ultrafast recovery time, ensuring minimal losses in high-frequency applications.
- High voltage rating of 1200 V, suitable for high-voltage power circuits.
- Low forward voltage drop, reducing power losses during operation.
- SMD package, facilitating compact and efficient board design.
- Wide operating temperature range, enhancing reliability in diverse environments.
Applications
- Free-wheeling diodes in power converters and motor drives.
- Clamping and snubber circuits to protect against voltage spikes.
- Demagnetization circuits in inductive loads.
- High-frequency switching applications, such as in SMPS (Switch-Mode Power Supplies).
- General-purpose rectification in high-voltage systems.
Q & A
- What is the voltage rating of the STTH112A diode?
The voltage rating of the STTH112A diode is 1200 V. - What is the current rating of the STTH112A diode?
The current rating of the STTH112A diode is 1 A. - What is the typical forward voltage drop of the STTH112A diode?
The typical forward voltage drop of the STTH112A diode is 1.7 V at IF = 1 A. - What is the reverse recovery time of the STTH112A diode?
The reverse recovery time of the STTH112A diode is typically 35 ns. - What package type is the STTH112A diode available in?
The STTH112A diode is available in an SMD (Surface Mount Device) package. - What is the operating temperature range of the STTH112A diode?
The operating temperature range of the STTH112A diode is -40°C to +150°C. - What are some common applications of the STTH112A diode?
The STTH112A diode is commonly used in free-wheeling, clamping, snubbering, and demagnetization circuits, as well as in high-frequency switching applications. - Why is the STTH112A diode suitable for high-frequency applications?
The STTH112A diode is suitable for high-frequency applications due to its ultrafast recovery time and low forward voltage drop. - Can the STTH112A diode be used in general-purpose rectification?
Yes, the STTH112A diode can be used in general-purpose rectification in high-voltage systems. - Where can I find detailed specifications and datasheets for the STTH112A diode?
Detailed specifications and datasheets for the STTH112A diode can be found on the STMicroelectronics official website, as well as on distributor websites such as Mouser, TME, and Heisener.
