Certificate : TH97/10561QM LS4148 Certificate : TW00/17276EM FAST SWITCHING DIODE QuadroMELF 1.7 Glass FEATURES : Cathode indification 1.5 ± 0.1 * Silicon Epitaxial Planar Diode * Electrical data identical with the devices 1N4148 respectively * Pb / RoHS Free 3.5 ± 0.2 APPLICATIONS: > R3 Glass * Extreme Fast Seitches MECHANICAL DATA : Dimensions in millimeters * Case : QuadroMELF Glass Case (SOD80) * Weight : 0.034 gram (approximately) Absolute Maximum Ratings (Tj = 25 °C ) Parameter Symbol Value Unit VRRM 100 V Maximum Reverse Voltage VR 75 V Maximum Forward Current IF 300 mA Maximum Average Forward Current , VR = 0 IF(AV) 150 mA Maximum Repetitive Peak Forward Surge Current IFRM 500 mA Maximum Peak Forward Surge Current , tp = 1μs IFSM 2.0 A PD 500 mW Maximum Junction Temperature TJ 175 °C Storage Temperature Range TS -65 to + 175 °C Maximum Repetitive Peak Reverse Voltage Maximum Power Dissipation (1) Electrical Characteristics Parameter Reverse Current Breakdown Voltage (TJ = 25°C ) Symbol IR V(BR) Test Condition Min. Typ. Max. Unit VR = 20 V - - 25 nA VR = 75 V - - 5 μA VR = 20 V , Tj = 150 °C - - 50 μA IR = 100 μA, tp/T=0.01, tp = 0.3ms 100 - - V Forward Voltage VF IF = 50 mA - 0.86 1.0 V Diode Capacitance Cd f = 1MHz ; VR = 0 - - 4 pF Reverse Recovery Time Trr - - 4 ns Page 1 of 2 IF = 10 mA , i R = 0.1x IR, VR = 6 V, RL = 100Ω Rev. 03 : April 4, 2007 Certificate : TH97/10561QM Certificate : TW00/17276EM RATING AND CHARACTERISTIC CURVES ( LS4148 ) FIG. 1 ADMISSIBLE POWER DISSIPATION VERSUS AMBIENT TEMPERATURE FIG. 2 TYPICAL FORWARD VOLTAGE 1000 TJ = 25°C 600 100 Forward Current , IF (mA) POWER DISSIPATION , P D (mW) 800 400 200 10 TJ = 25°C 1 0.1 0 0.01 0 100 200 0 Ambient Temperature , Ta (°C) 0.2 0.4 0.6 0.8 1.0 1.2 1.4 Forward Voltage , VF (V) FIG. 3 TYPICAL DIODE CAPACITANCE AS A FUNCTION OF REVERSE VOLTAGE FIG. 4 TYPICAL REVERSE CURRENT VERSUS JUNCTION TEMPERATURE 104 3.5 Reverse Current , IR (nA) Diode Capacitance , Cd (pF) 3.0 2.5 f = 1MHz; TJ = 25°C 2.0 1.5 1.0 103 TJ = 25°C 2 10 10 0.5 0.4 1 0 1 10 Reverse Voltage , V R (V) Page 2 of 2 100 0 10 100 Junction Temperature, Tj (°C) Rev. 03 : April 4, 2007