Vishay 45 V 3 A Rectifier and Schottky Diode, Surface Mount, DO-221AC Package VSSAF3L45HM3_A/H

Vishay VSSAF3L45HM3_A/H Rectifier and Schottky Diode is a high-performance surface mount component designed for efficient rectification at low voltages and currents up to 3 A with a peak reverse voltage of 45 V. Packaged in a compact DO-221AC form factor, it is ideal for modern electronic designs requiring space-saving assembly.

Employing advanced trench MOS Schottky technology, this diode ensures low forward voltage drops around 0.54 V, which leads to high efficiency and reduces power dissipation in power conversion circuits. Its low power losses make it suitable for high-frequency switching applications such as DC/DC converters, inverters, freewheeling diodes, and polarity protection in commercial, industrial, and automotive environments.

The VSSAF3L45HM3_A/H device is qualified to meet stringent automotive standard AEC-Q101, ensuring robustness under harsh operating conditions. It operates reliably over a wide temperature range from -40°C to a maximum of 150°C, making it suitable for demanding industrial and automotive applications.

Additional key features include a peak non-repetitive forward surge current of 80 A, supporting transient load conditions. Its surface mount DO-221AC package measures 5.35 mm in length, 2.7 mm in width, and 1 mm in height, allowing for automated PCB assembly and dense board designs. The diode is compliant with RoHS and several industry standards, including JESD 201 Class 2 whisker test and UL 94 V-0 flame retardant rating.

This component is widely used in electronic circuits requiring reliable rectification and low voltage drop, such as power supplies, automotive electronic control units, and industrial power systems. Its surface mount design supports automated placement for efficient manufacturing workflows.

This diode uses trench MOS Schottky technology for low forward voltage drop. It supports a maximum forward voltage of 0.54 V at rated current. Designed for high efficiency and low power losses in applications. The device is qualified to AEC-Q101 automotive standards ensuring reliability.

Suitable for use in DC/DC converters, inverters, freewheeling, and polarity protection circuits. Mount type is surface mount with a DO-221AC package footprint. Supports operating temperatures from -40°C to 150°C. Peak non-repetitive forward surge current capability of 80 A.

Compact dimensions with length 5.35 mm, width 2.7 mm, and height 1 mm facilitate compact PCB layouts.

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