JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOD-323 Plastic-Encapsulate Diodes B5817WS-5819WS SCHOTTKY BARRIER DIODE SOD-323 FEATURES For use in low voltage, high frequency inverters Free wheeling, and polarity protection applications MARKING: B5817WS:SJ B5818WS:SK B5819WS:SL The marking bar indicates the cathode Solid dot = Green molding compound device,if none, the normal device. Maximum Ratings and Electrical Characteristics, Single Diode @Ta=25℃ Parameter Symbol B5818WS B5817WS B5819WS Unit Non-repetitive peak reverse voltage VRM 20 30 40 V Peak repetitive peak reverse voltage Working peak reverse voltage DC blocking voltage VRRM VRWM VR 20 30 40 V RMS reverse voltage VR(RMS) 14 21 28 V Average rectified output current IO Non-repetitive Peak Forward Surge Current @t=8.3ms Repetitive peak forward current Power dissipation 1 A IFSM 9 A IFRM 1.5 A Pd 250 mW Thermal resistance junction to ambient RθJA 400 ℃/W Junction temperature TJ 125 ℃ Storage temperature TSTG -55~+150 ℃ ELECTRICAL CHARACTERISTICS (Ta= 25℃ unles s other wise specified) Pa rameter Symbol Test c onditions IR= 1mA Reverse breakdown voltage Reverse voltage leakage current Forward voltage VF VR=20V VR=30V VR=40V B5817WS IF=1A 0.45 IF=3A 0.75 IF=1A 0.55 IF=3A 0.875 IF=1A 0.6 IF=3A 0.9 B5818WS B5819WS Diode capacitance www.cj-elec.com CD Max B5817WS B5818WS B5819WS B5817WS B5818WS B5819WS V(BR) IR Min VR=4V, f=1MHz 1 20 30 40 Unit V 1 120 mA V V V pF D,Mar,2015 B5817WS Typical Characteristics Forward Characteristics Reverse 1000 (mA) Ta=100℃ REVERSE CURRENT IR FORWARD CURRENT Characteristics 1 IF (mA) 3000 100 Ta=25℃ Ta=100℃ 0.1 Ta=25℃ 0.01 10 200 400 FORWARD VOLTAGE 600 1E-3 0.1 800 Capacitance Characteristics 250 1 10 REVERSE VOLTAGE VF (mV) VR 20 (V) Power Derating Curve 300 (mW) f=1MHz PD 200 150 POWER DISSIPATION CAPACITANCE BETWEEN TERMINALS CT (pF) Ta=25℃ 100 50 0 250 200 150 100 50 0 www.cj-elec.com 5 10 REVERSE VOLTAGE VR (V) 15 0 20 0 25 50 75 AMBIENT TEMPERATURE 2 100 Ta 125 150 (℃ ) D,Mar,2015 SOD-323 Package Outline Dimensions SOD-323 Suggested Pad Layout www.cj-elec.com 3 D,Mar,2015 SOD-323 Tape and Reel www.cj-elec.com 4 D,Mar,2015