SURFACE MOUNT ULTRA FAST RECTIFIERS SMB (DO-214AA) 5.4 ± 0.15 PRV : 400 - 600 Volts Io : 1.0 Ampere FEATURES : * High current capability * High surge current capability 1.1 ± 0.3 4.8 ± 0.15 MURS140 - MURS160 0.22 ± 0.07 2.0 ± 0.1 2.3 ± 0.2 3.6 ± 0.15 * High reliability * Low reverse current * Low forward voltage drop * Ultra Fast Recovery Time * Pb / RoHS Free Dimensions in millimeter MECHANICAL DATA : * Case : SMB Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Lead Formed for Surface Mount * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 0.093 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 MURS140 MURS160 UNIT Maximum Repetitive Peak Reverse Voltage VRRM 400 600 V Maximum Working Peak Reverse Voltage VRWM 400 600 V VDC 400 600 V Maximum DC Blocking Voltage Maximum Average Forward Current See Fig. 1 TL = 150 °C TL = 125 °C Maximum Peak Forward Surge Current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous at IF = 1.0A , TJ = 25°C Forward Voltage (1) at IF = 1.0A , TJ = 150 °C Maximum Instantaneous Reverse TJ = 25°C Current at Rated DC Blocking Voltage(1) TJ = 150 °C Maximum Reverse Recovery Time (2) Operating Junction and Storage Temperature Range IF(AV) IFSM VF 1.0 2.0 35 1.25 1.05 A A V IR 5 µA IR(H) 150 µA Trr 50 ns TJ, TSTG - 65 to + 175 °C Notes : (1) Pulse Test : Pulse Width = 300 µs, Duty Cycle ≤ 2.0% (2) Reverse Recovery Test Conditions : IF = 0.5A, IR = 1A ; Irr = 0.25 A Page 1 of 2 Rev. 02 : March 25, 2005 RATING AND CHARACTERISTIC CURVES ( MURS140 ~ MURS160 ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω Trr 10 Ω + 0.5 0 D.U.T. + PULSE GENERATOR ( NOTE 2 ) 50 Vdc (approx.) 1Ω - 0.25 - 1.0 A OSCILLOSCOPE ( NOTE 1 ) SET TIME BASE FOR 25 ns/cm 1cm NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF. 2. Rise Time = 10 ns max., Source Impedance = 50 ohms. 3. All Resistors = Non-inductive Types. FIG.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 50 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES 2.0 1.6 1.2 0.8 0.4 0 0 25 50 75 100 125 150 40 30 20 10 0 175 LEAD TEMPERATURE, ( °C) 1.0 TJ = 25 °C 0.01 0.4 0.6 0.8 1.0 1.2 1.4 FORWARD VOLTAGE, VOLTS Page 2 of 2 4 6 10 20 40 60 100 1.6 FIG.5 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, MICROAMPERES FORWARD CURRENT, AMPERES 10 0.2 2 NUMBER OF CYCLES AT 60Hz FIG.4 - TYPICAL FORWARD CHARACTERISTICS 0.1 1 10 TJ = 100 °C 1.0 0.1 TJ = 25 °C 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) Rev. 02 : March 25, 2005