SD103AWS/SD103BWS SD103CWS Surface Mount Schottky Barrier Diodes Features: *Low Forward Voltage *Very Small Conduction Losses *Schottky Barrier Diodes Encapsulated in a SOD-323 Package SMALL SIGNAL SCHOTTKY DIODES 350 mAMPERES 20-40 VOLTS Mechanical Data: *Polarity: Cathode Band *Leads: Solderable per MIL-STD-202 Method 208 *Wight: 0.004grams(approx) SOD-323 SOD-323 Outline Demensions Unit:mm MILLMETERS Min Max Dim 1.60 1.80 A B 1.15 1.35 C 0.80 1.00 0.25 0.40 D E 0.15 REF H 0.00 0.10 J 0.089 0.177 K 2.30 2.70 PIN 1.CATHODE 2.ANODE WEITRON http://www.weitron.com.tw SD103AWS/SD103BWS SD103CWS Maximum Ratings ( TA=25 C Unless otherwise noted) Characteristic Symbol Peak Repetitive Reverse Voltage Working Peak Reverse Voltage DC Blocking Voltage VRRM VRWM VR RMS Reverse Voltage VR(RMS) IFAV Average Rectified Output Current Non-Repetitive Peak Forward Surge Current @t 1.0S Forward Voltage Note(2) IF=20mA IF=200mA Reverse Current Note(2) V 28 21 14 V mA IFSM 1.5 A PD 200 mW R JA 625 C/W Symbol SD103AWS SD103BWS SD103CWS -55 to +125 C Min Typ Max V(BR)R 40 30 20 - - VF - - 0.37 0.60 IR - - 5.0 VR=30V, SD103AWS VR=20V,SD103BWS VR=10V, SD103CWS Junction Capacitance, f=1MHZ, VR=0VDC Reverse Recovery Time 20 ( T A =25 C Unles s otherwis e noted) Characteristic Reverse Breakdown Voltage (2) (IR=100 A) 30 TJ TSTG Operating & Storage Temperature Range E lectr ical C har acter istics 40 350 Power Dissipation (1) Typical thermal Resistance junction to Ambient Note (1) I F=IF=200mA, Irr=0.1*IR,RL=100 Ω Unit V V A Cj 50 PF t rr 10 ns Device Marking Marking Item SD103AWS S4 SD103BWS S5 SD103CWS S6 Eqivalent Circuit diagram S4 Note: 1. Valid provited that leads are kept at ambient tememperature. 2. Pulse Test : Pulse width = 300 s, Duty Cycle 2% WEITRON http://www.weitron.com.tw Unit SD103AWS SD103BWS SD103CWS 1 2 SD103AWS/SD103BWS SD103CWS 1000 IF, INSTANTNEOUS FWD CURRENT (A) Cj , CAPACITANCE (pF) 100 10 1.0 0.1 0 10 20 30 40 VR.REVERSE VOLTAGE (V) FIG. 2 Typ, Junction Capacitance vs. Reverse Voltage WEITRON http://www.weitron.com.tw 100 10 1.0 0.10 0.01 0 0.5 1.0 VF, INSTANTANEOUS FORWARD VOLTAGE (V) FIG, 2 Typical Forward Characterictics