WSD520S-40

WSD520S-40 Surface Mount Schottky Barrier Diodes P b Lead(Pb)-Free Feature: *Extrmely High Switching Speed. *Low Forward Voltage and Low Reverse Current. *High Reliability. *Schottky Barrier Diodes Encapsulated in a SOD-523 Package SMALL SIGNAL SCHOTTKY DIODES 200m AMPERES 40 VOLTS 1 2 Description: These schottky barrier diodes are designed for high speed switching applications circuit protection, and voltage clamping, Extremely low forward voltage reduces conduction loss, Miniature surface mount package is excellent for hand held and portable applications where space is limited. SOD-523 SOD-523 Outline Dimensions A C HE VM A Unit:mm D A 0 0.5 scale 1mm Eb p DIMENSIONS (mm are the original dimensions) UNIT mm max min A 0.7 0.5 bp 0.35 0.25 c 0.2 0.1 D 1.3 1.1 E 0.9 0.7 HE 1.7 1.5 V 0.15 Note1. The marking bar indicates the cathode. REFERENCES IEC JEDEC EIAJ SC-79 OUTLINE VERSION SOD-523 EUROPEAN PROJECTION ISSUE DATE 98-11-25 WEITRON http://www.weitron.com.tw 1/4 01-Feb-08 WSD520S-40 Maximum Ratings (TA=25°C Unless otherwise noted) Characteristic Reverse Voltage Symbol VR IF(AV) Peak Forward Surge Current (1) Operating Junction Temperature Range Storage Temperature Range IFSM TJ Tstg Value 40 200 1.0 125 -40 to +125 Unit V mA A °C °C Electrical Characteristics (TA=25°C Unless otherwise noted) Characteristic Reverse Breakdown Voltage IR = 100µA Forward Voltage IF = 10mA Reverse Leakage VR = 10V NOTE: 1. 60HZ for 1 Symbol V(BR)R VF Min 40 Max Unit V - 0.39 V IR - 1.0 µA Device Marking Item WSD520S-40 Marking D Eqivalent Circuitdiagram 1 2 WEITRON http://www.weitron.com.tw 2/4 01-Feb-08 WSD520S-40 Electrical characteristic curves WEITRON http://www.weitron.com.tw 3/4 01-Feb-08 WSD520S-40 Electrical characteristic curves(Ta=25ºC) Mounted on epoxy board WEITRON http://www.weitron.com.tw 4/4 01-Feb-08