The 1N4937 diode is a fast recovery diode with low forward voltage drop and high surge current capability. The 1N4937 rectifier is rated for 1A continuous current and up to 30A peak surge current. The reverse voltage is 600V and the maximum reverse recovery time is 200ns. The 1N4937 is ideal for use in DC power supplies, inverters, and switched voltage converter circuits.
Features of 1N4937
- Low forward voltage drop
- High current capability
- High reliability
- High surge current capability
- High efficiency
- Diffused junction
Pinout of 1N4937
Specification of 1N4937
| Package Type | DO-41 |
| Diode Type | RECTIFIER DIODE |
| Diode Element Material | Fast Recovery |
| Output Current-Max | 1.0 A |
| Peak Repeat. Reverse Voltage | 600 V |
| Max. Reverse Current (Ir) | 0.005 mA |
| Max. Forward Voltage Drop (Vf) | 1.1 V |
| Average Rectified Current (Io) | 1.0 A |
| Peak RMS Reverse Voltage | 420 V |
| Max. Reverse Recovery time | 200 ns |
Applications
- Switching mode power supply (SMPS)
- DC power supplies
- Inverters
- Adapters
- TV
- Monitor
Equivalent of 1N4937
- 1N4933, 1N4934, 1N4935, and 1N4936