LL4148 FAST SWITCHING SURFACE MOUNT DIODES POWER 100 Volts VOLTAGE 500 mWatts MINI-MELF/LL-34 Unit : inch (mm) FEATURES .063(1.6) MECHANICAL DATA • Case: Mini Melf, Glass • Terminals: Solderable per MIL-STD-750, Method 2026 • Polarity: Cathode Band • Marking: Cathode Band Only • Weight: 0.03 grams • Packing information .020(0.5) .012(0.3) .055(1.4)DIA. • Fast switching Speed. • Surface Mount Package Ideally Suited For Automatic Insertion. • Silicon Epitaxal Planar Construction. • In compliance with EU RoHS 2002/95/EC directives .020(0.5) .012(0.3) .146(3.7) .130(3.3) T/R - 2.5K per 7" plastic reel T/R - 10K per 13” plastic reel MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (TJ =25°C unless otherwise noted) PARAMETER SYMBOL LL4148 UNITS VR M 100 V C And f >50Hz IF (A V ) 150 mA C IF S M 500 mA PT O T 500 mW Maximum Forward Voltage at IF =10mA VF 1.0 V Maximum Leakage Current at VR =20V at VR =75V at VR =20V ,TJ= 150O C at VR=100V IR 25 5 50 100 nA µA µA µA Maximum Capacitance at VF =VR =0 CJ 4 pF Maximum Reverse Recovery Time From IF =-IR =10mA to IR R =-1mA ,VR =6V RL =100 Ω trr 4 ns Typical Thermal Resistance RθJ A 300 Junction Temperature and Storage Temperature Range TJ ,TS -65 to +175 Peak Reverse Voltage Maximum Average Forward Current at Ta=25 Surge Forward Current at t < 1s and Tj= =25 Power Dissipation at Tamb= 25 O O O C O C/W O C NOTE: 1. CJ at VR=0, f=1MHZ 2. From IF=10mA to IR=1mA, VR=6Volts, RL=100Ω STAD-APR.03.2009 2 PAGE . 1 LL4148 RATING A ND CHARACTERISTIC CURVES A 10 2 I v=tp / T T =1/fp tp I FRM I FRM t T 10 1 V=0 V=0.1 10 V=0.2 0 V=0.3 10 -1 10 -5 10 -4 10 -3 10 -2 10 -1 10 0 10 1 S tp Fig.1 ADMISSIBLE REPETITIVE PEAK FORWARD CURRENT VERSUS PULSE DURATION 10 4 10 3 10 2 10 1 10 0 10 -1 O 10 3 10 2 10 O T A =125 C FORWARD CURRENT, mA FORWARD RESISTANCE, T J =25 C f=1KHz 1 O T A =25 C 10 0 10 10 -2 10 -1 10 0 10 1 10 2 -2 0 FORWARD CURRENT, mA Fig.2-DYNAMIC FORWARD RESISTANCE VERSUS FORWARD CURRENT 5.0 T J =25 O C f=1KHz 500 300 2 Fig.3 FORWARD CHARACTERISTICS CAPACITANCE, pF POWER DISSIPATION, mW 1 FORWARD VOLTAGE, VOLTS 4.0 3.0 2.0 100 1.0 0 100 AMBIENT TEMPERATURE Fig.4 DERATING CURVE STAD-APR.03.2009 2 200 0 2 4 6 8 1.0 REVERSE VOLTAGE, VOLTS Fig.5 TYPICAL JUNCTION CAPACITANCE PAGE . 2 LL4148 MOUNTING PAD LAYOUT ORDER INFORMATION • Packing information T/R - 10K per 13" plastic Reel T/R - 2.5K per 7" plastic Reel LEGAL STATEMENT Copyright PanJit International, Inc 2009 The information presented in this document is believed to be accurate and reliable. The specifications and information herein are subject to change without notice. Pan Jit makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose. Pan Jit products are not authorized for use in life support devices or systems. Pan Jit does not convey any license under its patent rights or rights of others. STAD-APR.03.2009 2 PAGE . 3