SR1620 SR1660 THRU 16.0 AMP 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 * Epitaxial construction TO-220 3.8 +.2 HOLE THRU .412 (10.5) MAX. .108 (2.75) .248 (6.3) MECHANICAL DATA * Case: Molded plastic * Epoxy: UL 94V-0 rate flame retardant * Lead: Lead solderable per MIL-STD-202, method 208 guranteed * Polarity: As Marked * Mounting position: Any .050 (1.27) .595 (15.1) MAX. .550 (14.0) .158 (4.0) MIN. MAX. .051 MAX. (1.3) .040 MAX. (1.0) .100 (2.54) * Weight: 2.24 grams .180 (4.6) .120 (3.05) PIN 1 + PIN 1 PIN 3 CASE PIN 2 PIN 3 Positive CT Suffix "C" CASE PIN 2 Negative CT Suffix "A" Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating 25 C ambient temperature uniess otherwies specified. Single phase half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. TYPE NUMBER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current SR1620 SR1630 20 14 20 SR1635 SR1640 SR1645 30 21 30 35 24 35 40 28 40 See Fig. 1 Peak Forward Surge Current, 8.3 ms single half sine-wave 45 31 45 SR1650 SR1660 UNITS 50 35 50 60 42 60 A 16 150 superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage per Leg at 8.0A Maximum DC Reverse Current Ta=25 C 0.65 0.75 10 100 at Rated DC Blocking Voltage Ta=100 C Typical Junction Capacitance (Note1) Typical Thermal Resistance RJC (Note 2) Operating Temperature Range TJ Storage Temperature Range TSTG 700 460 3.0 -65 -65 NOTES: 1. Measured at 1MHz and applied reverse voltage of 4.0V D.C. 2. Thermal Resistance Junction to Case. 38 -65 +125 +150 V V V +150 A V mA mA pF C/W C C RATING AND CHARACTERISTIC CURVES (SR1620 THRU SR1660) FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE FIG.2-TYPICAL FORWARD 40 60 80 100 120 140 160 180 200 CASE TEMPERATURE,( C) FIG.3-MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 62 0~ SR 1 64 0 5 20 0 66 SR 1 0~ 66 64 0 5.0 65 1 SR 0~ 1 SR 0~ 4 10 SR 1 65 62 8 SR 1 1 SR 12 INSTANTANEOUS FORWARD CURRENT,(A) 16 0 5 50 20 1 SR AVERAGE FORWARD CURRENT,(A) CHARACTERISTICS 24 1.0 Tj=25 C Pulse Width 300us 1% Duty Cycle 0.1 PEAK FORWARD SURGE CURRENT,(A) 250 .01 200 .1 .3 .5 .7 .9 1.1 1.3 1.5 FORWARD VOLTAGE,(V) 150 8.3ms Single Half Tj=25 C Sine Wave 100 JEDEC method 50 FIG.5 - TYPICAL REVERSE CHARACTERISTICS 0 1 5 50 10 100 100 NUMBER OF CYCLES AT 60Hz REVERSE LEAKAGE CURRENT, (mA) FIG.4-TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE,(pF) 2800 2400 2000 1600 1200 800 SR1 65 0~ SR1 10 Tj=75 C 1.0 Tj=25 C .1 6 60 400 0 .01 .05 .1 .5 1 5 10 50 .01 0 100 REVERSE VOLTAGE,(V) 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE,(%) 39