1N5391 50V 1.5A General Purpose Diode – Datasheet

The 1N5391 Diode is a low-cost, general-purpose diode for circuit protection and voltage converters. The 1N5391 has a continuous reverse voltage rating of 50V and is suitable for forwarding currents of up to 1.5A. The diode has a forward voltage drop of 1.1V.

Features of 1N5391

  • High Reliability
  • High current capability
  • Low forward voltage
  • Low reverse leakage current

Pinout of 1N5391

Specification of 1N5391

Package TypeDO-15
Diode Element MaterialSILICON
Operating Temperature-Max175.0 Cel
Output Current-Max1.5 A
Peak Repeat. Reverse Voltage50 V
Max. Reverse Current (Ir)0.005 mA
Max. RMS Reverse Voltage (Vr)35 V
Max. Forward Voltage Drop (Vf)1.1 V
Max Power Dissipation3 W
Average Rectified Current (Io)1.5 A

Uses of 1N5391

1N5391 diode can be used in many general-purpose applications. It can be used to build a bridge rectifier, an integral part of DC power supplies that convert AC to DC. It can also be used for clipper applications, reverse current blocking in various component protection circuits, logic gates, etc.

Advantages of 1N5391

  • Low forward voltage drop
  • Low reverse leakage
  • High forward surge current capability


  • Power supply for electronic equipment
  • Adapter
  • Rectifier circuit
  • Switching device
  • Short-circuit protection

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