B0520WS THRU B0530WS 0.5A Surface Mount Schottky Barrier Rectifier Voltage Range 20 to 30 Volts 235m Watts Power Dissipation SOD-323F Low forward voltage drop Guard ring construction for transient protection High conductance Available in lead free version 0.094(2.40) 0.102(2.60) Mechanical Data Case: SOD-323F, plastic Case material – UL Flammability Rating Classification 94V-0 Moisture sensitivity: Level 1 per J-STD-020A Polarity: Cathode Band Terminals: Solderable per MIIL-STD-202, Method 208 Marking: Cathode Band and Type Code Type Code: SD, SE Weight: 0.004 grams (approx.) 0.073(1.85) 0.069(1.75) Features 0.016(0.4) 0.008(0.2) 0.006(0.15) 0.002(0.05) 0.051(1.3) 0.047(1.2) 0.035(0.9) 0.031(0.8) Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25℃ambient temperature unless otherwise specified. Maximum Ratings Type Number Symbol VRRM Peak Repetitive Reverse Voltage VRWM Working Peak Reverse Voltage VR DC Blocking Voltage VR(RMS) RMS Reverse Voltage Io Average Rectified Cureent @ TL=100 OC Non-repetitive Peak Forward Surge Current 8.3ms Single half Sine-Wave Superimposed on IFSM Rated Load (JEDEC Method) Pd Power Dissipation (Note 1) Thermal Resistance Junction to Ambient Air RθJA (Note 1) Operating and Storage Temperature Range TJ, TSTG B0520WS B0530WS Units 20 30 V 21 0.5 V A 2 A 14 235 mW O 426 C /W O -40 to + 125 C Electrical Characteristics Type Number Symbol Min Typ Max Units Reverse Breakdown Voltage (Note 2) IR=500uA Leakage Current (Note 2) VR=15V VR=20V VR=30V Forward Voltage Drop (Note 2) IF=0.1A IF=0.5A Junction Capacitance VR=0, f=1MHz V(BR)R 30 - - V IR - - 80 100 500 uA VF - 0.45 0.36 0.47 V Cj - 58 - pF Notes: 1. Valid Provided that Leads are Kept at Ambient Temperature. 2. Short duration test pulse used to minimize self-heating effect.. - 24 - - RATINGS AND CHARACTERISTIC CURVES (B0520WS THRU B0530WS) FIG.1- FORWARD CURRENT DERATING CURVE FIG.2- TYPICAL FORWARD CHARACTERISTICS 10 INSTANTANEOUS FORWARD CURRENT (A) AVERAGE RECTIFIED CURRENT (A) 1.0 0.75 0.50 0.25 0 0 25 50 75 100 125 1 0.1 0.01 0.001 150 0 0.2 0.4 0.6 0.8 1.0 INSTANTANEOUS FORWARD VOLTAGE. (V) O TERMINAL TEMPERATURE ( C) FIG. 3- TYPICAL TOTAL CAPACITANCE VS REVERSE VOLTAGE 70 FIG.4- TYPICAL REVERSE CHARACTERISTICS 100 f=1.0MHz REVERSE LEAKAGE CURRENT (A) JUNCTION CAPACITANCE.(pF) 60 50 40 30 20 10 O TJ=100 C 1 O TJ=75 C 0.1 O TJ=25 C 0.01 10 0.001 00 5 10 15 20 REVERSE VOLTAGE.(V) - 25 - 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)