MM4148 1N4148 mini-M.E.L.F. SIGNAL DIODE Mechanical Data Items Material Package mini MELF Case Hermetically sealed glass Lead/Finish Chip Double stud/Tin Plating Glass Passivated Mini MELF (LL-34), SOD - 80C Hermetically Sealed, Glass Silicon Diodes Absolute Maximum Ratings (Ta=25 oC) Reverse Voltage Reverse Recovery Time IF=-IR=10mA to IRR=-1mA VR=6V RL=100 ohms Power Dissipation at Tamb= 25 oC 3.33mW/ oC Forward Current Junction Temperature Storage Temperature Range Symbol VR Value 75 UNIT V trr 4 ns Ptot 500 mW IF Tj TS 300 -65 to +175 -65 to +175 mA o o C C Electrical Characteristics (Ta=25 oC) Minimum Breakdown Voltage @IR= 100uA Rectifier Current (Average) Half Wave Rectification w/Resist Load at Ta= 25 oC and f > or = 50Hz Peak Forward Surge Current PW<1 sec Maximum Forward Voltage IF = 10 mA Maximum reverse Leakage Current at VR = 20V at VR = 75V at VR = 20V, Tj = 150 oC Maximum Junction Capacitance VF=VR= 0, f= 1MHz Reverse Recovery Time From IF=-IR=10mA to IRR=-1mA VR=6V RL=100 ohms Maximum Thermal Resistance Junction to Ambient Air Rectification Efficiency at f=100MHZ, Vrf= 2V RECTRON USA Symbol BV Min 100 Max - Unit V IO - 150 mA IFsurge - 500 mA VF - 1.0 V IR - 0.025 5.0 50 uA Cj - 4 pF trr - 4 ns RthJA - 0.35 nv 0.45 - o C/mW www.rectron.com