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WSD491 - Surface Mount Schottky Barrier Diode

Download the WSD491 datasheet PDF. This datasheet also covers the WSD490 variant, as both devices belong to the same surface mount schottky barrier diode family and are provided as variant models within a single manufacturer datasheet.

Key Features

  • Low current rectification and high speed switching.
  • Small surface mount type.
  • Up to 500mA current capability.
  • Low forward voltage drop.
  • Silicon epitaxial planar chip, metal silicon junction.
  • Lead-free parts meet environmental standards of MIL-STD-19500 /228 Mechanical Data:.
  • Epoxy:UL94-V0 rated flame retardant.
  • Case : Molded plastic, SOT-23.
  • Terminals : Solder plated, solderable per MIL-STD-750, Method 2026.
  • Mounting Position : Any.

📥 Download Datasheet

Note: The manufacturer provides a single datasheet file (WSD490_WeitronTechnology.pdf) that lists specifications for multiple related part numbers.

Datasheet Details

Part number WSD491
Manufacturer Weitron Technology
File Size 389.38 KB
Description Surface Mount Schottky Barrier Diode
Datasheet download datasheet WSD491 Datasheet

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Other Datasheets by Weitron Technology

Part Number Description
WSD490 Surface Mount Schottky Barrier Diode
WSD450F Surface Mount Schottky Barrier Diodes
WSD451F Surface Mount Schottky Barrier Diodes
WSD1030CT D-PAK Surface Mount Schottky Barrier Rectifiers
WSD1035CT D-PAK Surface Mount Schottky Barrier Rectifiers

Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

View original datasheet text
WEITRON Surface Mount Schottky Barrier Diode P b Lead(Pb)-Free Features: * Low current rectification and high speed switching. * Small surface mount type. * Up to 500mA current capability. * Low forward voltage drop . * Silicon epitaxial planar chip, metal silicon junction. * Lead-free parts meet environmental standards of MIL-STD-19500 /228 Mechanical Data: * Epoxy:UL94-V0 rated flame retardant * Case : Molded plastic, SOT-23 * Terminals : Solder plated, solderable per MIL-STD-750, Method 2026 * Mounting Position : Any * Weight : Approximated 0.008 gram WSD490/WSD491 SCHOTTKY BARRIER RECTIFIERS 1.0AMPERES 25-45VOLTS 3 1 2 SOT-23 SOT-23 Outline Dimensions A Unit:mm TOP VIEW B C E G H D K L www.DataSheet4U.com J M Dim A B C D E G H J K L M Min 0.37 1.20 2.10 0.89 0.46 1.