SM5391 1.5A 50V General Purpose Rectifier Diode | SMA / DO-214AC | Low Forward Voltage | Reliable Power Rectification

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The SM5391 General Purpose Rectifier Diode is designed for efficient and reliable power rectification in various electronic and power supply applications.
With a 50V peak repetitive reverse voltage and 1.5A average forward current, it ensures stable performance, low power loss, and excellent surge handling capability.

Encapsulated in a SMA / DO-214AC package, the SM5391 offers compact size, excellent thermal stability, and long-term durability, making it ideal for both consumer and industrial electronics.


🔧 Key Specifications

Parameter Value
Part Number SM5391
Type General Purpose Rectifier
Peak Repetitive Reverse Voltage (V<sub>RRM</sub>) 50V
Average Forward Current (I<sub>O</sub>@T) 1.5A @ 100°C
Max. Peak Forward Surge Current (I<sub>FSM</sub>) 50A
Forward Voltage Drop (V<sub>F</sub>@I<sub>F</sub>) 1.1V @ 1.5A
Reverse Current (I<sub>R</sub>@V<sub>R</sub>) 5.0µA @ 50V
Package SMA / DO-214AC
Operating Temperature Range -55°C to +150°C

💡 Features & Benefits

  • Low forward voltage for efficient power conversion

  • High surge current capability for robust protection

  • Stable performance at high temperatures

  • Compact surface-mount SMA / DO-214AC package

  • Reliable for continuous rectification operations


⚙️ Applications

  • Power supply and adapter circuits

  • AC to DC conversion modules

  • Battery chargers and converters

  • Industrial and consumer electronic equipment