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| WSD495 Surface Mount Schottky Barrier Diode SCHOTTKY BARRIER RECTIFIERS 400mAMPERES 40VOLTS Features: *High Reliability *Fast Switching *PN Junction Guard Ring for Transient and ESD Protection MECHANICAL DATA *Case : SOT-346, Molded Plastic *Terminals : Solderable per MIL-STD-202,Method 208 *Polarity : See Diagrams Below *Weight : 0.008 grams (approx.) *Mounting Position : Any 3 2 1 SC-59 SC-59 Outline Dimension A L S 3 Top View Dim SC-59 Min 2.70 1.30 1.00 0.35 1.70 0.00 0.10 0.20 1.25 2.25 Max 3.10 1.70 1.30 0.50 2.30 0.10 0.26 0.60 1.65 3.00 A B C D G H J K L S 2 1 B D G C H K J All Dimension in mm WEITRON http://www.weitron.com.tw WSD495 Maximum Ratings (TJ=25 C Unless otherwise noted) Characteristic Reverse Voltage Average Rectifier (1) Forward Current (2) Peak Forward Surge Current Operating Junction Temperature Range Storage Temperature Range Symbol VR IF(AV) IFSM TJ Tstg -40 to +125 WSD495 40 400 2.0 Unit Volts mA A C Electrical Characteristics Characteristic (TA=25 C Unless otherwise noted) Symbol V(BR)R VF IR Min 40 - Max 0.30 0.50 70 Unit Volts Volts Adc Reverse Breakdown Voltage (IR=100A) Forward Voltage IF=10mA IF=200mA Reverse Leakage VR=10V NOTE: 1. Mean Output Current Per Element: IF (AV)/2 2. 60HE for 1 Device Marking Item Marking 04F Eqivalent Circuit diagram 1 3 2 WSD495 WEITRON http://www.weitron.com.tw WSD495 Electrical characteristic curves (Ta=25 C) 100m REVERSE CURRENT : IR (A) 1 FORWARD CURRENT : IF (A) 10m 100m T a 125 C 1m 12 5 10m 1m 100u 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 C C Ta 75 C 100u 75 25 C 40 C 25 C 10u 0C 1u 0 10 20 30 40 FORWARD VOLTAGE : VF (V) REVERSE VOLTAGE : VR (V) Fig.1 Forward characteristics Fig.2 Reverse characteristics CAPACITANCE BETWEEN TERMINALS : CT (pF) 100 10 1 0 5 10 15 20 25 30 3 REVERSE VOLTAGE : VR (V) Fig.3 Capacitance between terminals characteristics WEITRON http://www.weitron.com.tw |
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