WA221 Surface Mount Switching Diodes SWITCHING DIODES 100 mAMPERES 20 VOLTS P b Lead(Pb)-Free Features: * Four types of packaging are available * Suitable for high packing density layout * High reliability. 3 1 2 Mechanical Data: * Terminals: Solderable per MIL-STD-202, Method 208 * Polarity: See Diagrams Page.2 * Marking: See Diagrams Page.2 * Weight: 0.002 grams (approx) SOT-523(SC-75) SOT-523 Outline Dimensions Unit:mm SOT-523 A B TOP VIEW Dim A B C D E G H J K L M C D E G H K J WEITRON http://www.weitron.com.tw L M 1/3 Min 0.30 0.70 1.45 0.15 0.80 1.40 0.00 0.70 0.37 0.10 Max 0.50 0.90 1.75 0.50 0.40 1.00 1.80 0.10 1.00 0.48 0.25 01-Apr-10 WA221 Maximum Ratings (Ta =25˚C Unless otherwise noted) Characteristic Symbol Value Unit Reverse Voltage VR 20 V Forward Current IF 100 mA Power Dissipation PD 150 mW Operating Junction Temperature Range TJ +150 °C Tstg -55 to +150 °C Storage Temperature Range Electrical Characteristics (TJ=125˚C Unless otherwise noted) Symbol Min Max V(BR) 20 - V Forward Voltage IF=10mA VF - 1.0 V Reverse Leakage VR=15V IR - 0.1 µA Total Capacitance VR=6V, f=1.0MHz CD - 4.0 pF Characteristic Reverse Breakdown Voltage IR=100µA Unit Device Marking Item WA221 WEITRON http://www.weitron.com.tw Marking Eqivalent Circuit diagram 3 K 2/3 1 2 01-Apr-10 WA221 Electrical Characteristic curves(TA=25˚C) WEITRON http://www.weitron.com.tw 3/3 01-Apr-10