SN21 - SN25 SURFACE MOUNT RECTIFIERS SMC (DO-214AB) PRV : 200 - 1300 Volts Io : 3.0 Amperes 0.060(1.52) * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free 0.260(6.60) 0.280(7.11) FEATURES : 0.305(7.75) 0.320(8.13) 0.030(0.76) 0.008(0.203) 0.004(0.102) 0.121(3.07) 0.115(2.92) 0.012(0.305) 0.006(0.152) 0.103(2.62) 0.245(6.22) 0.220(5.59) 0.079(2.00) MECHANICAL DATA : * * * * * * Dimensions in inches and (millimeter) Case : SMC Molded plastic Epoxy : UL94V-O rate flame retardant Lead : Lead Formed for Surface Mount Polarity : Color band denotes cathode end Mounting position : Any Weight : 0.21 gram MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Rating at 25 °C ambient temperature unless otherwise specified . Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. RATING SYMBOL SN21 SN22 SN23 SN24 SN25 UNIT Maximum Repetitive Peak Reverse Voltage VRRM 200 400 600 800 1300 V Maximum RMS Voltage VRMS 140 280 420 560 910 V Maximum DC Blocking Voltage VDC 200 400 600 800 1300 V Ta = 50 °C Maximum Average Forward Current Peak Forward Surge Current 8.3ms Single half sine wave Superimposed on rated load (JEDEC Method) Maximum Forward Voltage at I F = 3.0 Amps. IF 3.0 A IFSM 100 A VF 1.1 V Maximum DC Reverse Current Ta = 25 °C IR 20 μA at rated DC Blocking Voltage Ta = 100 °C IR(H) 50 μA Typical Junction Capacitance (Note1) CJ 50 pF Junction Temperature Range TJ - 65 to + 150 °C Storage Temperature Range TSTG - 65 to + 150 °C Note : (1) Measured at 1.0 MHz and applied reverse voltage of 4.0VDC Page 1 of 2 Rev. 02 : March 31, 2005 RATING AND CHARACTERISTIC CURVES ( SN21 - SN25 ) AVERAGE FORWARD OUTPUT CURRENT, AMPERES FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 100 PEAK FORWARD SURGE CURRENT, AMPERES 3.0 2.4 1.8 1.2 0.6 Ta = 25 °C 80 60 40 20 NON-REPETITIVE 0 0 25 50 75 100 125 150 0 175 1 2 AMBIENT TEMPERATURE, ( °C) 6 10 20 40 60 100 FIG 4 . - TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, (pF) FIG.3 - TYPICAL FORWARD CHARACTERISTICS 100 FORWARD CURRENT, AMPERES 4 NUMBER OF CYCLES AT 60Hz 10 Pulse Width = 300 μs 2% Duty Cycle 1.0 T J = 25 °C 100 T J = 25 °C 50 10 5 1 1 2 4 10 20 40 100 REVERSE VOLTAGE, VOLTS 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 FORWARD VOLTAGE, VOLTS 1.8 2.0 REVERSE CURRENT, MICROAMPERES 0.1 FIG. 5 - TYPICAL REVERSE CHARACTERISTICS 10 Ta = 100 °C 1.0 0.1 Ta = 25 °C 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) Page 2 of 2 Rev. 02 : March 31, 2005