BAS19/BAS20 BAS21 Surface Mount Switching Diode SWITCHING DIODE 200mAMPERS 120-250VOLTS Features: *Fast Switching Speed *Surface Mount Package Ideally Suited for Automatic Insertion *High Conductance *For General Purpose Switching Applications 3 Mechanical Data: *Case: SOT-23 Molded Plastic *Terminals: Solderable Per MIL-STD-202, Method 208 *Polarity: See Eqivalent Circuit Diagram *Weight: 0.008grams(approx) 1 2 SOT-23 SOT-23 Outline Dimensions Unit:mm A B TOP VIEW E G C D H K J WEITRON http://www.weitron.com.tw L M Dim A B C D E G H J K L M Min 0.35 1.19 2.10 0.85 0.46 1.70 2.70 0.01 0.89 0.30 0.076 Max 0.51 1.40 3.00 1.05 1.00 2.10 3.10 0.13 1.10 0.61 0.25 BAS19/BAS20 BAS21 Maximum Ratings WE IT R ON (TA=25 C Unless otherwise noted) Characteristic Symbol BAS19 Non-Repetitive Peak Reverse Voltage VRM Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VR Forward Continuous Current(1) IFM Io Average Rectified Output Current(1) Unit BAS20 BAS21 120 200 250 Volts 100 150 200 Volts 400 mA 200 mA 2.5 0.5 A Non-Repetitive Peak Forward Surge Current @t=1.0us @t=1.0s IFSM Power Dissipation Pd 250 mW Thermal Resistance Junction to Ambient Air (1) R θJA 500 K/W Operating and Storage Temperature Range T j ,TSTG -65 to +150 C Electrical Characteristics (TA=25 C Unless otherwise noted) Unit Symbol Min VF - Reverse Leakage @Rated DC Blocking Voltage IR - 100 nAdc Total Capacitance (VR=1.0V, f=1.0MHz) Cj - 5.0 PF Reverse Recovery Time IF=IR =30mA Irr=0.1*IR ,RL=100 Ω trr 50 nS Characteristic Forward Voltage IF =100mA IF =200mA NOTE: 1. Valid provided that terminals are kept at ambient temperature. WEITRON http://www.weitron.com.tw Max 1.0 1.25 Volts BAS19/BAS20 BAS21 Device Marking Eqivalent Circuit diagram Marking BAS19 JP BAS20 JR BAS21 JS 3 JS 1000 1 100 10 1.0 ( uA) 100 10 CURRENT Tj = 25 °C 1 I R , LEAKAGE I F , INST ANT ANEOUS FOR WARD CURRENT (mA) Item 0.1 0.01 0.1 0.01 0 1 2 V F , INST ANT ANEOUS FOR WARD VOL TAGE (V) Fi g. 1 Forward Characteristics WEITRON http://www.weitron.com.tw 0 100 200 T j, JUNCTION TEMPERA TURE ( °C ) Fig. 2 Leakage Current vs Junction Temperature