SR2020 THRU SR20100 DC COMPONENTS CO., LTD. R RECTIFIER SPECIALISTS TECHNICAL SPECIFICATIONS OF SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE - 20 to 100 Volts CURRENT - 20 Amperes FEATURES * * * * * * * Low switching noise Low forward voltage drop Low thermal resistance High current capability High swiching capability High surge capability High reliability TO-220 .055(1.4) .043(1.1) MECHANICAL DATA * * * * * .295(7.5) .197(5.0) .108 Typ (2.75 ) Case: Molded plastic Epoxy: UL 94V-0 rate flame retardant Lead: MIL-STD-202E, Method 208 guaranteed Mounting position: Any Weight: 2.24 gram .197(5.0) .148(3.8) .153(3.9) .142(3.6) .421(10.7) .374(9.5) .626(15.9) .528(13.4) .157 Typ (4.0) .583(14.8) .500(12.7) .051 (1.3) .043(1.1) .024(0.6) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS .100 Typ (2.54) o Ratings at 25 C ambient temperature unless otherwise specified. .028(0.7) .012(0.3) .126 Typ (3.2) Single phase, half wave, 60Hz, resistive or inductive load. For capacitive load, derate current by 20%. Dimensions in inches and (millimeters) SYMBOL SR2020 SR2030 SR2040 SR2050 SR2060 SR2080 SR20100 UNITS Volts Maximum Recurrent Peak Reverse Voltage VRRM 20 30 40 50 60 80 100 Maximum RMS Voltage VRMS 14 21 28 35 42 56 70 Volts VDC 20 30 40 50 60 80 100 Volts Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at Derating Csae Temperature Peak Forward Surge Current I FM(surge): 8.3 ms single half sine-wave superimposed on rated load (JEDEC Method) Typical Thermal Resistance (Note 1) Typical Junction Capacitance (Note 2) Operating and Storage Temperature Range 20 Amps I FSM 200 Amps VF Maximum Forward Voltage at 10A DC Maximum DC Reverse Current at Rated DC Blocking Voltage IO @T C = 25 o C o @T C = 100 C IR RθJC 0.75 0.65 2.0 100 CJ 3.5 700 T J , T STG -65 to +150 Note : 1. Thermal Resistance Junction to Case per leg. 2. Measured at 1 MHz and applied reverse voltage of 4.0 volts. 3. Suffix “A”= Common Anode 4. Suffix “F” Stands for “ITO-220” package. (e.g.: SR2020F , SR2030F , .....etc) 0.85 Volts mAmps 0 C/W pF 0 C RATING AND CHARACTERISTIC CURVES (SR2020 THRU SR20100) FIG. 1 - TYPIICAL FORWARD CURRENT DERATING CURVE FIG. 2 - TYPIICAL REVERSE CHARACTERISTICS 10 TC = 150 C O 16 05 0 12 0 040 Single Phase Half Wave 60Hz Inductive or Resistive Load 4 010 R2 ~S R2 ~S 020 8 0 0 50 100 CASE TEMPERATURE, ( C) 150 O PEAK FORWARD SURGE CURRENT, (A) FIG. 3 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT INSTANEOUS REVERSE CURRENT, (mA) 2 SR 2 SR AVERAGE FORWARD CURRENT, (A) 20 TC = 125 C O 1.0 TC = 75 C O .1 TC = 25 C O .01 175 SR2020 ~ SR2040 SR2050 ~ SR20100 150 .001 0 125 20 8.3ms Single Half Sine-Wave (JEDEC Method) 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) 100 75 50 25 1 2 5 10 20 50 100 NUMBER OF CYCLED AT 60Hz FIG. 4 - TYPICAL JUNCTION CAPACITANCE FIG. 5 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 50 INSTANTANEOUS FORWARD CURRENT, (A) JUNCTION CAPACITANCE, (pF) 4000 2000 SR2020 ~ SR2040 1000 800 600 400 SR2050 ~ SR20100 200 100 SR2020 ~ SR2040 10 SR2050 ~ SR20100 1.0 Pulse Width = 300 µs 1% Duty Cycle 0.1 .1 .4 1.0 4 10 40 80 100 .1 REVERSE VOLTAGE, (V) DC COMPONENTS CO., LTD. R .2 .3 .4 .5 .6 .7 .8 INSTANTANEOUS FORWARD VOLTAGE, (V) .9