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| LL5817 THRU LL5819 1.0 AMP. Surface Mount Schottky Barrier Rectifiers Voltage Range 20 to 40 Volts Current 1.0 Ampere Features Surge overload ratings to 25 amperes peak Ideal for printed circuit board Reliable low cost construction utilizing molded plastic technique results in inexpensive product Mounting position: Any Weight: 0.12 gram MELF Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol Type Number LL5817 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current @TL = 90 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @1.0A Maximum Instantaneous Forward Voltage @3.0A Maximum DC Reverse Current @ TA=25 at Rated DC Blocking Voltage @ TA=100 Typical Thermal Resistance (Note 1) Typical Junction Capacitance ( Note 2 ) Operating and Storage Temperature Range LL5818 30 21 30 1.0 25 LL5819 40 28 40 Units V V V A A V V mA mA /W pF VRRM VRMS VDC I(AV) IFSM VF VF IR RJA Cj TJ,TSTG 20 14 20 0.450 0.750 0.550 0.600 0.875 0.900 1.0 10 80 110 - 65 to + 125 / - 65 to + 150 Notes: 1. Thermal Resistance Junction to Ambient 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0 Volts D.C. - 42 - RATINGS AND CHARACTERISTIC CURVES (LL5817 THRU LL5819) FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE 1.0 400 FIG.2- TYPICAL JUNCTION CAPACITANCE AVERAGE FORWARD CURRENT. (A) .75 JUNCTION CAPACITANCE.(pF) 200 100 80 60 40 Tj=25 C O .50 .25 20 0 0 20 40 60 80 O 10 100 120 140 .1 .4 1.0 4 10 40 80 100 LEAD TEMPERATURE. ( C) REVERSE VOLTAGE. (V) FIG.3- TYPICAL FORWARD CHARACTERISTICS INSTANTANEOUS FORWARD CURRENT. (A) 20 10 LL5817 FIG.4- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 30 PEAK FORWARD SURGE CURRENT. (A) 25 8.3ms Single Half Sine Wave JEDEC Method 20 15 1.0 LL5818~LL5819 Tj=25oC Pulse Width=300 s 1% Duty Cycle 10 5 0.1 .1 .3 .5 .7 .9 1.1 1.3 1.5 1.7 1.9 2.1 0 1 2 5 10 20 50 100 FORWARD VOLTAGE. (V) NUMBER OF CYCLES AT 60Hz - 43 - |
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