JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOT-23 Plastic-Encapsulate Diodes SOT-23 1SS344 SCHOTTKY BARRIER DIODE FEATURES Low Forward Voltage Fast Reverse Recovery Time High Forward Current APPLICATIONS High Speed Switching MARKING: H9 Solid dot = Green molding compound device,if none, the normal device. MAXIMUM RATINGS ( Ta=25℃ unless otherwise noted ) Symbol Parameter Value Unit VR DC Blocking Voltage 20 V IO Forward Continuous Current 500 mA IFM Peak Forward Current 1.5 A IFSM Non-repetitive Peak Forward Surge Current@t=8.3ms 5 A PD Power Dissipation 200 mW Thermal Resistance From Junction To Ambient 500 ℃/W Tj Junction Temperature 125 ℃ Tstg Storage Temperature -55~+150 ℃ RθJA ELECTRICAL CHARACTERISTICS(Ta=25℃ unless otherwise specified) Parameter Symbol Reverse voltage V(BR) Reverse current IR Forward voltage Total capacitance Reverse recovery time www.cj-elec.com VF Ctot trr Test conditions IR=100μA Min Typ Max 20 Unit V VR=10V 20 VR=20V 100 IF=10mA 0.35 IF=100mA 0.43 IF=500mA 0.55 μA V VR=0V, f=1MHz 120 pF IF= IR=50mA, VR=6V 20 ns 1 C,Oct,2015 Typical Characteristics Forward 1000 Characteristics 300 100 REVERSE CURRENT IR Ta =2 5℃ 100 30 Characteristics Ta=100℃ (uA) Ta =1 00 ℃ (mA) IF FORWARD CURRENT Reverse 300 10 30 10 Ta=25℃ 3 3 1 0.0 0.2 0.4 FORWARD VOLTAGE 0.6 VF 1 0.8 5 10 15 REVERSE VOLTAGE Capacitance Characteristics 120 0 (V) 20 VR 25 30 125 150 (V) Power Derating Curve 300 Ta=25℃ f=1MHz (mW) PD POWER DISSIPATION CAPACITANCE BETWEEN TERMINALS CT (pF) 250 90 60 30 200 150 100 50 0 0 5 10 15 REVERSE VOLTAGE www.cj-elec.com 20 VR 25 0 30 (V) 0 25 50 75 AMBIENT TEMPERATURE 2 100 Ta (℃ ) C,Oct,2015 SOT-23 Package Outline Dimensions Symbol A A1 A2 b c D E E1 e e1 L L1 θ Dimensions In Millimeters Min Max 0.900 1.150 0.000 0.100 0.900 1.050 0.300 0.500 0.080 0.150 2.800 3.000 1.200 1.400 2.250 2.550 0.950 TYP 1.800 2.000 0.550 REF 0.300 0.500 0° 8° Dimensions In Inches Min Max 0.035 0.045 0.000 0.004 0.035 0.041 0.012 0.020 0.003 0.006 0.110 0.118 0.047 0.055 0.089 0.100 0.037 TYP 0.071 0.079 0.022 REF 0.012 0.020 0° 8° SOT-23 Suggested Pad Layout www.cj-elec.com 2 C,Oct,2015 SOT-23 Tape and Reel www.cj-elec.com 2 C,Oct,2015