Overview
The 1N4937RLG is a fast recovery rectifier diode produced by onsemi. This axial-lead diode is designed for various specialized applications, including DC power supplies, inverters, converters, ultrasonic systems, choppers, and free-wheeling diodes. It is characterized by its fast recovery time, making it suitable for high-frequency operations up to 250 kHz.
Key Specifications
| Parameter | Value |
|---|---|
| Voltage Rating (VRRM) | 600 V |
| Current Rating (IO) | 1.0 A |
| Forward Voltage Drop (VF) | 1.2 V |
| Recovery Time (trr) | 200 ns |
| Maximum Forward Surge Current (IFSM) | 30 A |
| Maximum Reverse Current (IR) | 0.005 mA |
| Lead Temperature for Soldering | 260°C Max. for 10 Seconds |
| Package Type | Axial Lead-2 |
| Weight | Approximately 0.4 gram |
| Finish | All External Surfaces Corrosion Resistant |
Key Features
- Fast recovery time of 200 nanoseconds, enabling high efficiency at frequencies up to 250 kHz.
- High voltage rating of 600 V and current rating of 1.0 A, making it suitable for various power applications.
- Cathode indicated by polarity band for easy identification.
- All external surfaces are corrosion-resistant, and terminal leads are readily solderable.
- Available in both plastic bags (1000 per bag) and on reels (5000 per reel) for different packaging needs.
Applications
The 1N4937RLG is designed for a range of applications, including:
- DC power supplies
- Inverters
- Converters
- Ultrasonic systems
- Choppers
- Free-wheeling diodes
- Low RF interference applications
Q & A
- What is the voltage rating of the 1N4937RLG diode? The voltage rating (VRRM) of the 1N4937RLG diode is 600 V.
- What is the current rating of the 1N4937RLG diode? The current rating (IO) of the 1N4937RLG diode is 1.0 A.
- What is the recovery time of the 1N4937RLG diode? The recovery time (trr) of the 1N4937RLG diode is 200 nanoseconds.
- What is the maximum forward surge current of the 1N4937RLG diode? The maximum forward surge current (IFSM) of the 1N4937RLG diode is 30 A.
- How is the cathode indicated on the 1N4937RLG diode? The cathode is indicated by a polarity band.
- What is the lead temperature for soldering the 1N4937RLG diode? The lead temperature for soldering is 260°C Max. for 10 Seconds.
- In what packaging options is the 1N4937RLG diode available? The 1N4937RLG diode is available in plastic bags (1000 per bag) and on reels (5000 per reel).
- What are some common applications of the 1N4937RLG diode? Common applications include DC power supplies, inverters, converters, ultrasonic systems, choppers, and free-wheeling diodes.
- Is the 1N4937RLG diode corrosion-resistant? Yes, all external surfaces of the 1N4937RLG diode are corrosion-resistant.
- What is the weight of the 1N4937RLG diode? The weight of the 1N4937RLG diode is approximately 0.4 gram.
