Overview
The RURD4120S9A-F085 is an ultrafast diode produced by onsemi, formerly known as Fairchild Semiconductor. This diode is characterized by its soft recovery characteristics, low forward voltage drop, and silicon nitride passivation. It is designed to meet the demands of high-performance applications requiring fast switching times and minimal losses.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Rating (Vrrm) | 1.2 kV |
| Current Rating (If) | 4 A |
| Forward Voltage (Vf) | 2.1 V |
| Reverse Current (Ir) | 100 uA |
| Minimum Operating Temperature | -65°C |
| Maximum Operating Temperature | +175°C |
| Reverse Recovery Time (trr) | < 70 ns |
Key Features
- Ultrafast recovery time (trr < 70 ns) for high-frequency applications.
- Low forward voltage drop (Vf = 2.1 V) to minimize power losses.
- High voltage rating (Vrrm = 1.2 kV) for robust performance in demanding environments.
- Silicon nitride passivation for enhanced reliability and durability.
- Wide operating temperature range (-65°C to +175°C) for versatility in various applications.
Applications
The RURD4120S9A-F085 ultrafast diode is suitable for a variety of high-performance applications, including:
- Switch-mode power supplies (SMPS).
- DC-DC converters.
- Motor drives and control systems.
- High-frequency inverters and rectifiers.
- Automotive and industrial power systems.
Q & A
- What is the voltage rating of the RURD4120S9A-F085 diode?
The voltage rating (Vrrm) of the RURD4120S9A-F085 diode is 1.2 kV. - What is the current rating of the RURD4120S9A-F085 diode?
The current rating (If) of the RURD4120S9A-F085 diode is 4 A. - What is the forward voltage drop of the RURD4120S9A-F085 diode?
The forward voltage drop (Vf) of the RURD4120S9A-F085 diode is 2.1 V. - What is the reverse recovery time of the RURD4120S9A-F085 diode?
The reverse recovery time (trr) of the RURD4120S9A-F085 diode is less than 70 ns. - What is the operating temperature range of the RURD4120S9A-F085 diode?
The operating temperature range of the RURD4120S9A-F085 diode is from -65°C to +175°C. - What type of passivation does the RURD4120S9A-F085 diode use?
The RURD4120S9A-F085 diode uses silicon nitride passivation. - What are some common applications for the RURD4120S9A-F085 diode?
The RURD4120S9A-F085 diode is commonly used in switch-mode power supplies, DC-DC converters, motor drives, high-frequency inverters, and automotive and industrial power systems. - Who is the manufacturer of the RURD4120S9A-F085 diode?
The RURD4120S9A-F085 diode is manufactured by onsemi (formerly Fairchild Semiconductor). - What is the reverse current (Ir) of the RURD4120S9A-F085 diode?
The reverse current (Ir) of the RURD4120S9A-F085 diode is 100 uA. - Why is the RURD4120S9A-F085 diode considered ultrafast?
The RURD4120S9A-F085 diode is considered ultrafast due to its low reverse recovery time (trr < 70 ns), which makes it suitable for high-frequency applications.
