Small-Signal Switching Diode COMCHIP www.comchip.com.tw LL4148-G Reverse Voltage:100V Forward Current: 150 mA Features MiniMELF (SOD-80) Silicon Epitaxial Planar Diode Fast switching diode in MiniMELF case especially suited for automatic insertion. This diode is also available in other case styles including the standard 0603 case with the type designation CDSU4148, the standard 0805 case withthe type designation CDSS4148 and the standard 1206 case with the type designation CDSN4148 Mechanical Data Case: MiniMELF Glass Case (SOD-80) Weight: approx. 0.05g Cathode Band Color: Black Dimensions in mm Maximum Ratings and Thermal Characteristics Parameter Reverse Voltage Peak Reverse Voltage Forward DC Current at Tamb = 25C (1) Average Rectified Current: Half W ave Rectification with Resistive Load at Tamb = 25C f 50 Hz (1) Surge Forward Current at t < 1s and Tj = 25C Power Dissipation at Tamb = 25C (1) Thermal Resistance Junction to Am bient Air(2) Thermal Resistance Junction to tie-point (TA = 25C unless otherwise noted) Symbol VR Limit Unit 75 V VRM 100 V IF 200 mA IF(AV) 150 mA IFSM 500 mA Ptot 500 mW ReJA 350 C/W RqJtp 300 C/W Junction Temperature Tj 175 C Storage Temperature TS -65 to +175 C Electrical Characteristics Parameter Forward Voltage (Tj = 25C unless otherwise noted) Symbol Test Condition Min Typ Max Unit VF IF = 10mA -- -- 1 V VR = 20V -- -- 25 nA VR = 75V -- -- 5 A Leakage Current IR VR = 20V, TJ = 150C -- -- 50 A Capacitance Ctot VF = VR = 0 -- -- 4 pF Vfr tp = 0.1s, Rise time<30ns fp = 5 to 100kHz -- -- 2.5 V Reverse Recovery Time trr IF = 10mA, IR = 1mA, VR = 6V, RL = 100U -- -- 4 ns Rectification Efficiency ( See third page) ci f = 100MHz, VRF = 2V 0.45 -- -- -- Voltage Rise when Switching ON (tested with 50 mAForward Pulses) Notes: (1) Valid provided that electrodes are kept at ambient temper ature (2) Device mounted on FR4 printed-circuit board MDS0209003A Page 1 Small-Signal Switching Diode COMCHIP Ratings and Characteristic Curves(TA = 25C unless otherwise noted) MDS0209003A Page 2 Small-Signal Switching Diode COMCHIP www.comchip.com.tw Ratings and Characteristic Curves(TA = 25C unless otherwise noted) Rectification Efficiency Measurement Circuit MDS0209003A Page 3