SR1640

SR1620 THRU SR1660 16.0 AMPS. Schottky Barrier Rectifiers Voltage Range 20 to 60 Volts Current 16.0 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 MIL-STD-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 SR SR Type Number 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 @ 8.0A Maximum D.C. Reverse Current @ Tc=25℃ at Rated DC Blocking Voltage @ Tc=100℃ Typical Thermal Resistance (Note 1) Typical Junction Capacitance (Note 2) VRRM VRMS VDC I(AV) IFSM VF IR 1620 20 14 20 1630 30 21 30 SR 1640 40 28 40 16.0 200 SR 1650 50 35 50 SR 1660 60 42 60 Units V V V A A 0.55 0.5 50 2.5 0.70 V mA mA ℃/W pF ℃ ℃ RθJC Cj 440 320 Operating Junction Temperature Range TJ -65 to +125 -65 to +150 Storage Temperature Range TSTG -65 to +150 Notes: 1. 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. - 164 - RATINGS AND CHARACTERISTIC CURVES (SR1620 THRU SR1660) FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE PEAK FORWARD SURGE CURRENT. (A) 20.0 300 250 200 150 100 50 0 FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PER LEG AVERAGE FORWARD CURRENT. (A) 16.0 SR 16 40 -16 20 16 SR 12.0 50 -16 60 8.0 4.0 0 0 50 100 o 150 1 2 5 10 20 50 100 CASE TEMPERATURE. ( C) NUMBER OF CYCLES AT 60Hz 10 FIG.3- TYPICAL REVERSE CHARACTERISTICS PER LEG Tj=10 0 0C 50 FIG.4- TYPICAL FORWARD CHARACTERISTICS PER LEG INSTANTANEOUS REVERSE CURRENT. (mA) INSTANTANEOUS FORWARD CURRENT. (A) 20 -1 64 1.0 0 10 16 SR .10 Tj=7 0 5C 1.0 .01 T 0 C j=25 .001 0 20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 140 0.1 .2 .3 .4 .5 SR .6 16 50 .7 -1 66 0 .8 .9 1.0 1.1 INSTANTANEOUS FORWARD VOLTAGE. (V) FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG 4000 2000 CAPACITANCE.(pF) 1000 800 600 400 SR1 620 -164 0 SR1 650 -166 0 200 100 .1 .4 1.0 4 10 40 80 100 REVERSE VOLTAGE. (V) - 165 -