RB491DN3 CYSTEKEC | Alldatasheet

Document overview

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Technical content

Features

  • Small surface mounting type SOT-23
  • Ultra low VF(VF=0.4V typ at 1A)
  • IF=1A guaranteed despite the size

Applications

  • Low power rectification
  • For switching power supply Symbol Outline Absolute Maximum Ratings (Ta=25˚C) Parameter Symbol Limits Unit Peak reverse voltage V RM 25 V DC reverse voltage V R 20 V DC forward current I F 1 A Peak forward surge current * I FSM 3 A Junction temperature Tj 125 ˚C Storage temperature Tstg -40~+125 ˚C * 60 Hz for 1 cycle RB491DN3 1. Anode 2. Not Connected 3. Cathode SOT-23 Anode Not Connected Cathode 2 1

CYStech Electronics Corp. Spec. No. : C300N3 Issued Date : 2004.10.15 Revised Date : Page No. : 2/3 RB491DN3 CYStek Product Specification Electrical Characteristics (Ta=25°C) Parameter Symbol Condition Min. Typ Max. Unit Forward V oltage V F I F=1A - - 0.45 V Reverse Current I R V R=20V - - 200 µA Note:ESD sensitive product handling required

CYStech Electronics Corp. Spec. No. : C300N3 Issued Date : 2004.10.15 Revised Date : Page No. : 3/3 RB491DN3 CYStek Product Specification SOT-23 Dimension *: Typical H 0.0005 0.0040 0.013 0.10 Notes: 1.Controlling dimension: millimeters. 2.Maximum lead thickness includes lead finish thickness, and minimum lead thickness is the minimum thickness of base material. 3.If there is any question with packing specification or packing method, please contact your local CYStek sales office. Material:

  • Lead: 42 Alloy ; solder plating
  • Mold Compound: Epoxy resin family, flammability solid burning class: UL94V-0 Important Notice:
  • All rights are reserved. Reproduction in whole or in part is prohibited without the prior written approval of CYStek.
  • CYStek reserves the right to make changes to its products without notice.
  • CYStek semiconductor products are not warranted to be suitable for use in Life-Support Applications, or systems.
  • CYStek assumes no liability for any consequence of customer product design, infringement of patents, or application assistance. H JKD A L GV C B S Style:Pin.1. Anode 2. Not Connected 3.Cathode Marking: TE 3-Lead SOT-23 Plastic Surface Mounted Package CYStek Package Code: N3 10T