JIANGSU CHANGJIANG ELECTRONICS TECHNOLOGY CO., LTD SOT-523 Plastic-Encapsulate Diode MMBD4148AT/CT/ST SWITCHING DIODE SOT-523 FEATURES z Small Surface Mounting Type z For General Purpose Switching Applications z Fast Switching Speed z High Conductance MMBD4148AT MMBD4148CT MMBD4148ST MARKING: KA3 MARKING: KA4 KA3 KA4 MARKING:KA5 KA5 KA5 Solid dot = Green molding compound device, if none, the normal device MAXIMUM RATINGS ( Ta=25℃ unless otherwise noted ) Value Unit No-Repetitive Peak Reverse Voltage 100 V Working Peak Reverse Voltage 75 V RMS Reverse Voltage 53 V Continuous Forward Current 150 mA 2 A Symbol VRM VRWM VR(RMS) IO Parameter IFSM Non-repetitive Peak Forward Surge Current @ t=8.3ms PD Power Dissipation 150 mW Thermal Resistance from Junction to Ambient 833 ℃/W Tj Junction Temperature 150 ℃ 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=10uA Min Typ Max 75 Unit V VR=75V 1 µA VR=20V 25 nA IF=1mA 0.715 V IF=10mA 0.855 V IF=50mA 1 V IF=150mA 1.25 V VR=0,f=1MHz 2 pF IF= IR=10mA, Irr=0.1×IR,RL=100Ω 4 ns 1 B,Nov,2014 Typical Characteristics Characteristics Forward Reverse 10000 200 Characteristics REVERSE CURRENT IR IF (nA) (mA) 100 T= a 2 5℃ T= a 1 00 ℃ FORWARD CURRENT 10 1 0.1 0.0 Ta=100℃ 1000 100 Ta=25℃ 10 1 0.8 0.4 1.2 FORWARD VOLTAGE VF 0 1.6 20 (V) 40 REVERSE VOLTAGE 60 75 (V) VR Power Derating Curve Capacitance Characteristics 200 1.6 (mW) f=1MHz 150 PD 1.4 1.2 POWER DISSIPATION CAPACITANCE BETWEEN TERMINALS CT (pF) Ta=25℃ 1.0 0.8 0.6 100 50 0 0 4 8 12 REVERSE VOLTAGE www.cj-elec.com 16 VR 20 0 (V) 25 50 75 100 AMBIENT TEMPERATURE 2 125 Ta 150 (℃) B,Nov,2014 SOT-523 Package Outline Dimensions Symbol A A1 A2 b1 b2 c D E E1 e e1 L L1 θ Dimensions In Millimeters Max. Min. 0.700 0.900 0.000 0.100 0.700 0.800 0.150 0.250 0.250 0.350 0.100 0.200 1.500 1.700 0.700 0.900 1.450 1.750 0.500 TYP. 0.900 1.100 0.400 REF. 0.260 0.460 0° 8° Dimensions In Inches Min. Max. 0.028 0.035 0.000 0.004 0.028 0.031 0.006 0.010 0.010 0.014 0.004 0.008 0.059 0.067 0.028 0.035 0.057 0.069 0.020 TYP. 0.035 0.043 0.016 REF. 0.010 0.018 0° 8° SOT-523 Suggested Pad Layout www.cj-elec.com 3 B,Nov,2014 SOT-523 Tape and Reel www.cj-elec.com 4 B,Nov,2014