SR2045SLD1 R LOW VF SCHOTTKY BARRIER RECTIFIER Reverse Voltage - 45 Volts Forward Current - 20Amperes S E M I C O N D U C T O R TO-263 FEATURES 0.420(10.67) 0.380(9.65) Power pack Metal silicon junction ,majority carrier conduction Pb Guard ring for overvoltage protection 0.360(9.14) Low power loss ,high efficiency 0.320(8.13) RoHS High current capability ,Ultra low forward voltage drop COMPLIANT High forward surge capability 0.053(1.34) 0.047(1.20) High frequency operation 0.095(2.41) 0.083(2.10) Meets MSL Level 1，per J-STD-020,LF MAX peak of 245℃（for TO-263 package） Component in accordance to RoHS 2011/65/EU 0.190(4.83) 0.160(4.06) 0.245(6.22) MIN 0.055(1.40) 0.045(1.14) 0.066(1.68) 0.036(0.92) 1 K 0.639(16.22) 0.560(14.22) 2 0.131(3.32) 0.090(2.29) 0.018(0.46) 0.134(3.40) 0.037(0.94) 0.027(0.69) 0.105(2.67) SR 20 JF 45 SL D K MECHANICAL DATA 1 Dimensions in inches and (millimeters) 2 1 Case: TO-263 ,Plastic Molding compound meets UL94V-0 flammability rating Pin1 Terminals: Lead solderable per J-STD-002 and JESD22-B102 Pin2 K HEATSINK Polarity: As marked PRIMARY CHARACTERISTICS TYPICAL APPLICATIONS For use in low voltage ,high frequency inverters ,DC/DC converters, free wheeling ,and polarity protection applications IF(AV) 2×10A VRRM 45V IFSM 280A VF at IF=10A(125℃） TJMAX 0.36V 150℃ MAXIMUM RATINGS (Ratings at 25℃ ambient temperature unless otherwise specified ) Parameter Maximum repetitive peak reverse voltage Maximum average forward rectified current(see fig.1) Symbol SR2045SLD1 Unit VRRM 45 V 10 A Per leg IF(AV) Total device 20 Peak forward surge current 8.3ms single half sine-wave superimposed on rated load per leg(JEDEC method at rated TL) Operating junction temperature range Storage temperature range JINAN JINGHENG ELECTRONICS CO., LTD. 2-1 IFSM 280 A Tj -55 to+150 ℃ Tstg -55 to+150 ℃ HTTP://WWW.JINGHENGGROUP.COM 0.014(0.35) RATINGS AND CHARACTERISTIC OF SR2045SLD1 ELECTRICAL CHARACTERISTCS（TA=25℃ Unless otherwise noted) Test Conditions Parameter Symbol Per leg Instaneous forward voltage I F =5A T J =25℃ I F =10A I F =1A 0. 36 VF 0. 41 1) V 0. 28 0. 36 IR T J = 100℃ 0. 43 0. 18 T J = 25℃ VR=45V Unit 0. 28 I F =5A T J =125℃ I F =10A Reverse current MAX. TYP. I F =1A 2) 80 200 8 15 20 50 μA mA T J = 125℃ 4V,1MHz Typical junction capacitance CJ pF 860 Notes: 1.Pulse test: 300 μs pulse width,1% duty cycle 2.Pulse test: pulse width≤40ms THERMAL CHARACTERISTCS（TA=25℃ Unless otherwise noted) Parameter Symbol Typical thermal resistance 3) R JC SR2045SLD1 Unit 2.5 ℃/W 3.Thermal resistance from junction to case AVAILABALE PACK INFORMATION Product code SR2045SLD1-TO-263 Package Box Size L×W×H(mm) Quantity(pcs/box) P/T 558×148×38 1000 Carton SizeL×W×H(mm) Quantity(box/carton) 565×225×170 5 RATINGS AND CHARACTERISTIC CURVES OF SR2045SLD1 FIG.2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 20 300 PEAK FORWARD SURGE CURRENT(AMPERES) AVERAGE FORWARD CURRENT AMPERES FIG.1-FORWARD CURRENT DERATING CURVE 16 12 8 INDUCTIVE OR RESISTIVE LOAD 4 250 200 TJ=TJMAX 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 150 100 50 0 0 50 100 150 0 LEAD TEMPERATURE ( C) 1 10 100 NUMBER OF CYCLES AT 60Hz FIG.3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG.4-TYPICAL REVERSE CHARACTERISTICS 50 INSTANTANEOUS FORWARD CURRENT( AMPERES) 50 Per Diode TJ=125°C 10 (mA) TJ=125°C 10 INSTANTANEOUS REVERSE CURRENT PULSE WIDTH=300 S 1% DUTY CYCLE TJ=25°C 1 0.1 TJ=100°C 1 0.1 0.01 TJ=25°C 0.01 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 0.001 INSTANTANEOUS FORWARD VOLTAGE (VOLTS) 0 20 40 60 80 100 PERCENT OF RATED PEAK REVERSE VOLTAGE% FIG.5-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE(pF) 4000 1000 100 0.1 1 10 100 REVERSE VOLTAGE. VOLTS JINAN JINGHENG ELECTRONICS CO., LTD. 2-2 HTTP://WWW.JINGHENGGROUP.COM