SN21

SN21 - SN25 PRV : 200 - 1300 Volts Io : 3.0 Amperes FEATURES : * * * * * * High current capability High surge current capability High reliability Low reverse current Low forward voltage drop Pb / RoHS Free SURFACE MOUNT RECTIFIERS SMC (DO-214AB) 0.060(1.52) 0.030(0.76) 0.320(8.13) 0.305(7.75) 0.280(7.11) 0.260(6.60) 0.008(0.203) 0.004(0.102) 0.121(3.07) 0.115(2.92) 0.245(6.22) 0.220(5.59) 0.103(2.62) 0.079(2.00) 0.012(0.305) 0.006(0.152) MECHANICAL DATA : * * * * * * 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 Dimensions in inches and (millimeter) 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 Maximum Repetitive Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current Ta = 50 °C SYMBOL SN21 SN22 SN23 SN24 SN25 VRRM VRMS VDC IF 200 140 200 400 280 400 600 420 600 3.0 800 560 800 1300 910 1300 UNIT V V V A 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. Maximum DC Reverse Current at rated DC Blocking Voltage Ta = 25 °C Ta = 100 °C IFSM VF IR IR(H) CJ TJ TSTG 100 1.1 20 50 50 - 65 to + 150 - 65 to + 150 A V μA μA pF °C °C Typical Junction Capacitance (Note1) Junction Temperature Range Storage Temperature Range 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 ) FIG.1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT AVERAGE FORWARD OUTPUT CURRENT, AMPERES 3.0 100 FIG.2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES Ta = 25 °C 80 2.4 1.8 60 1.2 40 0.6 20 NON-REPETITIVE 0 0 25 50 75 100 125 150 175 0 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( °C) NUMBER OF CYCLES AT 60Hz FIG.3 - TYPICAL FORWARD CHARACTERISTICS JUNCTION CAPACITANCE, (pF) FIG 4 . - TYPICAL JUNCTION CAPACITANCE 100 100 50 FORWARD CURRENT, AMPERES T J = 25 °C 10 10 5 Pulse Width = 300 μs 2% Duty Cycle 1.0 1 1 2 4 10 20 40 100 T J = 25 °C REVERSE VOLTAGE, VOLTS 0.1 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 REVERSE CURRENT, MICROAMPERES FIG. 5 - TYPICAL REVERSE CHARACTERISTICS 10 Ta = 100 °C FORWARD VOLTAGE, VOLTS 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