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| B0520LWS B0530WS/B0540WS Surface Mount Schottky Barrier Diode P b Lead(Pb)-Free Features: * Low Forward Voltage Drop * Guard Ring Construction forTransient Protection * High Conductance SCHOTTKY DIODE 500 mAMPERS 20-40 VOLTS 1 2 Mechanical Data: * Case: SOD-323 * Plastic Material -UL Recognition Flammability Classification 94V-O * Leads: Solderable per MIL-STD-202, Method 208 * Polarity: Cathode Band * Weight: 0.004 grams(approx.) SOD-323 SOD-323 Outline Demensions MILLMETERS Min Max 1.60 1.80 1.15 1.35 0.80 1.00 0.25 0.40 0.15 REF 0.00 0.10 0.089 0.377 2.30 2.70 PIN 1.CATHODE 2.ANODE Unit:mm Dim A B C D E H J K http://www.weitron.com.tw WEITRON 1/3 19-May-06 B0520LWS B0530WS/B0540WS Maximum Ratings (TA=25C Unless otherwise noted) Characteristic Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage RMS Reverse Voltage Average Rectified Output Current Peak Forward Surge Current Power Dissipation Thermal Resistance junction to Ambient Operating Temperature Range Storage Temperature Range Voltage Rate of Change Symbol VRRM VRWM VR VR(RMS) IO IFSM Pd RJA TJ TSTG dv/dt B0520LWS 20 14 B0530WS 30 21 500 5.5 410 244 +125 -65 to +125 1000 B0540WS 40 28 Unit V V mA A mW C/W C C V/s Electrical Characteristics Characteristic Reverse Breakdown Voltage IR=250A IR=130A IR=20A Forward Voltage IF=0.1A IF=0.5A IF=1.0A Reverse Current VR=10V VR=15V VR=20V VR=30V VR=40V Capacitance between terminals VR=1.0V, f=1.0MHz Reverse Recovery Time IF=IR=10mA Irr=0.1 I I IR , RL =100W (TA=25C Unless otherwise noted) Symbol V(BR)R B0520LWS 20 B0530WS B0540WS Unit 30 0.375 0.430 20 130 170 40 0.510 0.62 10 20 V VF 0.3 0.385 75 250 - V IR A CT trr pF ns 4.0 Device Marking Item B0520LWS B0530WS B0540WS Marking SD SE SF 1 2 Eqivalent Circuit diagram WEITRON http://www.weitron.com.tw 2/3 19-May-06 B0520LWS B0530WS/B0540WS Electrical Characteristic curves(TA=25C) 1.0 10 IF, INSTANTANEOUS FWD CURRENT (A) IO, AVERAGE RECTIFIED CURRENT (A) B0540WS 0.75 1.0 0.50 0.1 B0530WS B0520LWS 0.25 0 0.01 0 25 50 75 100 125 150 0 0.2 0.4 0.6 0.8 1.0 TL, LEAD TEMPERATURE (C) Fig. 1 Forward Current Derating Curve VF, INSTANTANEOUS FORWARD VOLTAGE (V) Fig. 2 Typical Forward Characteristics 1000 f = 1MHz CT, TOTAL CAPACITANCE (pF) 100 10 1.0 0 5 10 15 20 VR, REVERSE VOLTAGE (V) Fig. 3 Typ. Total Capacitance vs Reverse Voltage WEITRON http://www.weitron.com.tw 3/3 19-May-06 |
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