1N4937 600V 1A Fast Recovery Diode

1N4937 600V 1A Fast Recovery Diode 

The 1N4937 is a high-voltage fast recovery rectifier diode rated for 600V and 1A, designed for high-speed switching and efficient rectification in power electronics. Its fast reverse recovery time reduces switching losses, making it ideal for converters, SMPS, snubber networks, and inductive load protection.
It comes in a DO-41 axial package, suitable for through-hole assembly and reliable long-term operation.

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Features

• Reverse Voltage (VRRM): 600V
• Forward Current (IF): 1A
• Fast Reverse Recovery Time (trr): ~150ns typical
• Package: DO-41 axial lead
• Low forward voltage drop
• High surge current capability
• Low leakage current
• Rugged silicon construction

Applications

• High-frequency rectification
• Switch-mode power supplies (SMPS)
• DC–DC converters
• Snubber circuits
• Inductive load freewheeling
• General-purpose fast-switching rectification
• Power conditioning circuits