Taiwan Semiconductor 50 V 1 A Surface Mount Switching Diode DO-214AC US1A R3

Taiwan Semiconductor US1A R3 is a high-performance surface mount switching diode designed for electronic circuits requiring efficient rectification and switching capabilities. This diode supports a maximum continuous forward current of 1 ampere and a peak reverse repetitive voltage of 50 volts, making it suitable for moderate power applications in industrial, electronic, and automotive systems.

Featuring a compact DO-214AC package with a length of 4.6 mm, width of 2.83 mm, and a height of 2.3 mm, the US1A R3 diode is ideal for space-constrained circuit boards. With fast switching characteristics including a peak reverse recovery time of 50 nanoseconds and low forward voltage drop of 1 volt, it ensures minimal power loss and enhanced efficiency.

The diode operates reliably within a wide temperature range from -55°C up to 150°C, supporting demanding environmental conditions commonly encountered in industrial and commercial electronics. It offers a peak non-repetitive forward surge current of 30 amperes, providing robustness against transient surges.

The US1A R3 diode features a two-pin configuration enabling easy surface mounting. It is part of the US1X series of rectifier diodes optimized for switching applications, without automotive standard compliance. It includes a low peak reverse current of 5 microamperes, minimizing leakage currents for improved circuit performance.

Surface mount DO-214AC package ensures efficient PCB integration. High continuous forward current rating of 1 A supports a variety of applications. Handles peak reverse repetitive voltage of 50 V suitable for power switching.

Fast reverse recovery time of 50 ns enables high-speed switching. Wide operating temperature range from -55°C to 150°C. Low forward voltage drop of 1 V reduces energy loss. Compact physical size fits modern electronics requirements.

Two-pin configuration for straightforward mounting and soldering. Peak surge current capacity of 30 A protects against transient spikes. Low leakage current helps maintain circuit stability.

This diode is used broadly in industrial electronic designs, power supply circuits, and switching power applications requiring efficient rectification and fast switching response. Its reliable performance supports electronics manufacturing, automation, and signal switching modules.

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