SRD820 THRU SRD860 8.0 AMPS. Schottky Barrier Rectifiers Voltage Range 20 to 60 Volts Current 8.0 Amperes D-PAK Features .250(6.55) .246(6.45) .093(2.35) .089(2.25) .211(5.36) .207(5.26) Marking .043(1.10) .035(0.90) 0 5 0 5 30 Mechanical Data 5 .013(0.54) .011(0.48) .024(0.60) .031(0.80) .112(2.85) .092(2.35) .059(1.45) .039(0.95) .053(1.30) .045(1.10) Cases: Epoxy, molded Weight: 0.4 gram (approximately) Finish: All external surfaces corrosion resistant and terminal leads are readily solderable Lead and mounting surface temperature for soldering purposes: 260OC max. for 10 seconds Shipped 75 units per plastic tube Marking: SRD820, SRD830, SRD840, SRD850, SRD860 .211(5.36) .207(5.26) .165(4.20) .149(3.80) .013(0.54) .011(0.48) .384(9.75) .364(9.25) Low forward voltage 125OC operating junction temperature Epoxy meets UL94, VO at 1/8” Guaranteed reverse avalanche Compact size Lead formed for surface mount .274(6.95) .270(6.85) .250(6.55) .246(6.45) 1 2 3 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 SRD SRD SRD Type Number Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at TC= 88℃ Nonrepetitive Peak Surge Current (Surge applied at rated load conditions halfwave, single phase, 60 HZ) Maximum Instantaneous Forward Voltage at @4.0A Maximum D.C. Reverse Current @ Tc=25℃ at Rated DC Blocking Voltage(Note 1) @ Tc=100℃ Maximum Thermal Resistance Per Leg (Note 2) Operating Junction Temperature Range Storage Temperature Range VRRM VRMS VDC 820 20 14 20 830 30 21 30 840 40 28 40 SRD 850 50 35 50 SRD 860 60 42 60 Units V V V I(AV) 8.0 A IFSM 75 A VF IR RθJC RθJA TJ TSTG 0.55 0.7 1.4 35 6 80 -65 to +125 -65 to +150 V mA mA ℃/W ℃ ℃ Notes: 1. Pulse Test: Pulse Width = 300us, 2.0% Duty Cycle. 2. Thermal Resistance from Junction to Case and Thermal Resistance from Junction to Ambient. - 124 - RATINGS AND CHARACTERISTIC CURVES (SRD820 THRU SRD860 ) FIG.1- FORWARD CURRENT DERATING CURVE FIG.2-TYPICAL FORWARD CHARACTERISTICS PER LEG 10 AVERAGE FORWARD CURRENT. (A) PEAK FORWARD SURGE CURRENT. (A) Tj=125 C 9 8 7 6 5 4 3 2 10 1 0.1 1 0 80 0.01 85 90 95 100 110 105 115 120 125 130 0 0.1 O CASE TEMPERATURE. ( C) 0.2 0.3 0.4 0.5 0.6 INSTANTANEOUS FORWARD VOLTAGE. (V) FIG.4- TYPICAL JUNCTION CAPACITANCE PER LEG FIG.3- TYPICAL REVERSE CHARACTERISTICS PER LEG Tj=25 C O Tj=100 C 1000 10 CAPACITANCE. (pF) INSTANTANEOUS REVERSE CURRENT. (mA) 100 1 0.1 O Tj=25 C 0.01 0 5 10 15 20 25 30 35 PERCENT OF RATED PEAK REVERSE VOLTAGE. - 125 - 100 0.1 1 5 10 REVERSE VOLTAGE. (V) 30 60