LITE-ON SEMICONDUCTOR LS4148WS REVERSE VOLTAGE - 100 V POWER DISSIPATION - 400 mW SURFACE MOUNT FAST SWITCHING DIODE 0805 FEATURES For surface mounted application Silicon epitaxial planar diode High speed switching Ultra small surface mount package Low leakage current A 0805 B MECHANICAL DATA C Case : 0805 Case Material: "Green" molding compound, UL flammability classification 94V-0, (No Br. Sb. Cl) Terminals: Lead Free Plating Polarity : Color band denotes cathode Weight : Approx.6mg Min. Max. A 1.80 2.20 B 1.05 1.45 C 0.75 0.95 D 0.25 0.65 All Dimensions in millimeter D Maximum Ratings and Thermal Characteristics Dim. @ TA = 25 unless otherwise specified Symbol Value Units Reverse Voltage VRRM 75 V Non-Repetitive Peak Reverse Voltage VRSM 100 V Forward Continuous Current IFM 300 mA Average Rectified Output Currnet IAV 150 mA IFSM 800 2.0 mA A Pd 400 mW Thermal Resistance Junction to Ambiant Air RJA 375 /W Operating and Storage Temperature Range TJ , TSTG -65 to +175 Characteristic Tp = 1.0 s Tp = 1.0us Forward Surge Current at Total Power Dissipation Electrical Characteristics @ TA = 25 unless otherwise specified Parameters Symbol Test Condition Min. Max. Unit Reverse Breakdown Voltage VBR IR = 1uA Forward Voltage VF IF = 10mA 1.0 V VR = 20V Reverse Leakage Current IR VR = 20V , TJ =150 25 5.0 50 nA uA uA VR = 75V V 100 Junction Capacitance CJ VR = 0V ; F = 1MHz 4 pF Reverse Recovery Time Trr IF = IR=10mA ; RL = 100 measured at IR=1mA 4 ns REV. 4, Oct-2010, KSYS01 RATING AND CHARACTERISTIC CURVES LS4148WS Fig.4 - TYPICAL REVERSE CHARACTERISTICS Fig.1 - FORWARD CURRENT DERATING CURVE 10000 INSTANTANEOUS REVERSE CURRENT ( nA ) AVERAGE FORWARD CURRENT (mA) 200 150 100 RESISTIVE OR INDUCTIVE LOAD 50 1000 100 VR = 20V 10 0 0 25 50 75 100 125 150 175 1 200 0 CASE TEMPERATURE , ( ) 50 75 100 125 150 200 Fig.5-TYPICAL JUNCTION CAPACITANCE 2.0 JUNCTION CAPACITANCE (pF) 500 400 300 200 100 0 1.8 1.6 f =1MHz TJ =25 1.4 1.2 1.0 0 25 50 75 100 125 150 175 200 0.1 1 AMBIENT TEMPERATURE , ( ) 10 100 REVERSE VOLTAGE (V) Fig.3-TYPICAL FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT (mA) 175 JUNCTION TEMPERATURE , ( ) Fig.2 - POWER DISSIPATION DERATING CURVE POWER DISSIPATION (mW) 25 1000 Recommended Mounting Pad Layout 0.51 Typ. 100 TJ = 100 10 TJ = 25 1.40 Typ. 1 1.22 Typ. Pulse Width: 300us 0.1 0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 INSTANTANEOUS FORWARD VOLTAGE , ( V ) 1.8 2 All dimensions in millimeter Legal Disclaimer Notice LS4148WS Important Notice and Disclaimer LSC reserves the right to make changes to this document and its products and specifications at any time without notice. Customers should obtain and confirm the latest product information and specifications before final design, purchase or use. LSC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does LSC assume any liability for application assistance or customer product design. LSC does not warrant or accept any liability with products which are purchased or used for any unintended or unauthorized application. No license is granted by implication or otherwise under any intellectual property rights of LSC. LSC products are not authorized for use as critical components in life support devices or systems without express written approval of LSC.