SR1050

SR1020 THRU SR1060 10.0 AMPS. Schottky Barrier Rectifiers Voltage Range 20 to 60 Volts Current 10.0 Amperes Features Low forward voltage drop High current capability High reliability High surge current capability TO-220 Mechanical Data Cases: TO-220 molded plastic Epoxy: UL 94V-O rate flame retardant Terminals: Leads solderable per MILSTD-202, Method 208 guaranteed Polarity: As marked High temperature soldering guaranteed: 260OC/10 seconds/ .25”,(6.35mm) from case. Weight: 2.24 grams Dimensions in inches and (millimeters) Maximum Ratings and Electrical Characteristics Rating at 25℃ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol Type Number SR SR SR 1020 1030 1040 Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current See Fig. 1 Peak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) Maximum Instantaneous Forward Voltage @5.0A Maximum D.C. Reverse Current @ Tc=25℃ at Rated DC Blocking Voltage @ Tc=100℃ SR 1050 50 35 50 SR 1060 60 42 60 Units V V V A A VRRM VRMS VDC I(AV) IFSM VF IR 20 14 20 30 21 30 40 28 40 10.0 175 0.55 0.5 50 3.0 310 0.70 V mA mA ℃/W Typical Thermal Resistance (Note 1) RθJC Typical Junction Capacitance (Note 2) Cj pF ℃ Operating Junction Temperature Range TJ -65 to +125 -65 to +150 ℃ Storage Temperature Range TSTG -65 to +150 Notes: 1. Thermal Resistance from Junction to Case Per Leg, Mounted on Heatsink size of 2 in x 3 in x 0.25 in Al-Plate. 2. Measured at 1MHz and Applied Reverse Voltage of 4.0V D.C. - 140 - RATINGS AND CHARACTERISTIC CURVES (SR1020 THRU SR1060) FIG.1- FORWARD CURRENT DERATING CURVE 12.5 300 FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PER LEG PEAK FORWARD SURGE CURRENT. (A) 250 200 150 100 AVERAGE FORWARD CURRENT. (A) 10 SR 105 7.5 0-1 SR 102 0-1 060 5 040 2.5 50 0 0 0 50 100 o CASE TEMPERATURE. ( C) 150 1 2 5 10 20 50 100 NUMBER OF CYCLES AT 60Hz 10 FIG.3- TYPICAL REVERSE CHARACTERISTICS PER LEG 50 FIG.4- TYPICAL FORWARD CHARACTERISTICS PER LEG INSTANTANEOUS FORWARD CURRENT. (A) INSTANTANEOUS REVERSE CURRENT. (mA) 1.0 Tj=100 0C 10 S 0 R1 20 -1 04 0 Tj=75 C 0 SR 5 10 0- 10 60 .10 1.0 Tj=25 0C .01 .001 0 20 40 60 80 100 120 140 0.1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) INSTANTANEOUS FORWARD VOLTAGE. (V) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG 4000 Tj=25 0C f=1.0MHz Vsig=50mVp-p 2000 JUNCTION CAPACITANCE.(pF) 1000 800 600 400 200 100 .1 .4 1.0 4 10 40 80 100 REVERSE VOLTAGE. (V) - 141 -