SiC High Voltage Rectifier Diode Series
Our SiC High Voltage Rectifier Diode Series is designed for demanding high-voltage applications requiring excellent switching performance, low power loss, high reliability, and long service life.
Manufactured using advanced Silicon Carbide (SiC) technology, these diodes provide superior electrical characteristics compared with conventional silicon rectifier diodes, including faster switching speed, higher operating temperature, lower reverse recovery loss, and outstanding voltage withstand capability. SiC devices are widely adopted where high efficiency, thermal stability, and high-frequency operation are required.
Our product portfolio includes multiple package sizes and electrical ratings, covering:
* Reverse Voltage (VRRM): 3kV–50kV
* Average Forward Current (IF(AV)): 5mA–10A
* Axial Lead Packages
* Surface Mount (SMD) Packages
* OEM & Customized Designs
Product Features
|
Series |
Package Size |
IF(AV) |
VRRM |
Package Type |
|
SIC-HVD |
Φ3×12mm |
10mA–1A |
4kV–25kV |
Axial |
|
SIC-HVM |
Φ4.2×15mm |
50mA–5A |
6kV–30kV |
Axial |
|
SIC-HVS |
4×2.6×2.2mm |
5mA–1A |
3kV–8kV |
SMD |
|
SIC-HVU |
7×7×21mm |
500mA–10A |
6kV–50kV |
High Power Axial |
|
SIC-HVP |
Φ7.5×22mm |
500mA–10A |
6kV–50kV |
High Power Axial |
Key Features
Wide Voltage Range
Available from 3kV up to 50kV, suitable for low, medium, and ultra-high voltage rectification systems.
High Current Capability
Current ratings range from 5mA to 10A, covering precision electronics to industrial high-power equipment.
Fast Switching Performance
Silicon Carbide technology enables significantly faster switching with reduced reverse recovery losses, making it well suited for high-frequency power conversion.
Excellent Thermal Stability
* High operating junction temperature
* Stable electrical characteristics
* Excellent heat resistance
* Long operating lifetime
Low Reverse Leakage
Optimized chip structure ensures excellent reverse blocking capability with minimal leakage current.
High Reliability
Designed for continuous operation in harsh industrial environments including:
* High humidity
* High temperature
* High voltage
* Continuous duty operation
Multiple Package Options
* Small axial package
* Medium power package
* High power package
* Surface Mount package
* Custom package available
Applications
The SiC High Voltage Rectifier Diode Series is widely used in:
High Voltage Power Supplies
* DC High Voltage Power Supplies
* Switching Power Supplies
* Pulse Power Supplies
* Industrial HV Supplies
Medical Equipment
* X-ray Machines
* CT Systems
* Medical Imaging
* High Voltage Medical Generators
Laser Equipment
* CO₂ Lasers
* Fiber Lasers
* Laser Power Supplies
Electrostatic Equipment
* Electrostatic Generators
* Electrostatic Precipitators
* Electrostatic Coating Systems
Industrial Equipment
* High Voltage Test Equipment
* Capacitor Charging Systems
* Voltage Multipliers
* Industrial Automation
Scientific Instruments
* Electron Beam Equipment
* Particle Accelerators
* Plasma Systems
* Laboratory High Voltage Equipment
Renewable Energy & Power Electronics
* High-frequency rectifiers
* Industrial power conversion
* Renewable energy power systems
* High-efficiency converter designs
Advantages of SiC Technology
Compared with conventional silicon rectifier diodes, SiC technology offers:
✅ Lower switching loss
✅ Faster recovery characteristics
✅ Higher efficiency
✅ Higher temperature operation
✅ Better thermal conductivity
✅ Improved system reliability
✅ Reduced cooling requirements
✅ Higher power density
These benefits make SiC rectifier diodes especially suitable for high-frequency and high-voltage power electronics.
Custom Manufacturing Service
We provide comprehensive OEM and ODM services, including:
* Custom Reverse Voltage
* Custom Current Rating
* Fast Recovery Design
* Package Customization
* Lead Length Customization
* Tape & Reel Packaging
* Logo Printing
* Customer Part Number
* Special Electrical Parameters
Quality Assurance
Every diode undergoes strict quality inspection including:
* 100% Reverse Voltage Test
* Forward Voltage Test
* Leakage Current Test
* High Temperature Reliability Test
* Electrical Performance Verification
* Appearance Inspection
Manufactured under comprehensive quality management processes to ensure stable batch consistency and long-term reliability.
Why Choose Us
✔ Professional High Voltage Diode Manufacturer
✔ Complete SiC Product Portfolio
✔ OEM & ODM Support
✔ Fast Technical Response
✔ Stable Supply Capacity
✔ Competitive Factory Pricing
✔ Strict Quality Control
✔ Worldwide Export Experience
Frequently Asked Questions (FAQ)
Q: What reverse voltage range is available?
A: Our SiC high voltage rectifier diode series covers 3kV to 50kV depending on the package and model.
Q: Which package is suitable for compact PCB designs?
A: The SIC-HVS SMD package (4 × 2.6 × 2.2 mm) is designed for compact, high-density PCB applications.
Q: Can you customize electrical specifications?
A: Yes. We support customized voltage ratings, current ratings, recovery characteristics, packaging, lead length, and other specifications.
Q: What industries commonly use these diodes?
A: Typical applications include high-voltage power supplies, medical imaging, laser equipment, electrostatic systems, industrial testing equipment, scientific instruments, renewable energy systems, and high-frequency power converters.
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