MUR440

MUR440 - MUR460 PRV : 400 - 600 Volts Io : 4.0 Amperes FEATURES : * High current capability * High surge current capability * High reliability * Low reverse current * Low forward voltage drop * Pb / RoHS Free ULTRAFAST RECTIFIERS DO-201AD 0.21 (5.33) 0.19 (4.82) 1.00 (25.4) MIN. 0.375 (9.52) 0.285 (7.24) MECHANICAL DATA : * Case : DO-201AD Molded plastic * Epoxy : UL94V-O rate flame retardant * Lead : Axial lead solderable per MIL-STD-202, Method 208 guaranteed * Polarity : Color band denotes cathode end * Mounting position : Any * Weight : 1.16 grams 0.052 (1.32) 0.048 (1.22) 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) . 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%. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS RATING Maximum Repetitive Peak Reverse Voltage Maximum Working Reverse Voltage Maximum DC Blocking Voltage Maximum Average Forward Current , Ta = 40 °C Maximum Non-repetitive Peak Forward Surge Current Maximum Forward Voltage at I F = 4 A. (Note 1) Maximum Reverse Current at Rated DC Blocking Voltage T J = 25 °C T J = 125 °C SYMBOL V RRM V RWM V DC IF(AV) I FSM VF IR IR(H) Trr TJ T STG MUR440 400 400 400 4.0 70 1.28 10 250 50 - 65 to + 175 - 65 to + 175 MUR460 600 600 600 UNIT V V V A A V µA µA ns °C °C Maximum Reverse Recovery Time ( Note 2 ) Junction Temperature Range Storage Temperature Range 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 R ATING AND CHARACTERISTIC CURVES ( MUR440 - MUR460 ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω 10 Ω + 0.5 D.U.T. 50 Vdc (approx) 1Ω PULSE GENERATOR ( NOTE 2 ) OSCILLOSCOPE ( NOTE 1 ) 0 - 0.25 Trr + - 1 .0 SET TIME BASE FOR 15 ns/cm 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. 1 cm FIG. 1 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT PEAK FORWARD SURGE CURRENT, AMPERES 5.0 100 FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT AVERAGE FORWARD OUTPUT CURRENT, AMPERES 4.0 80 3.0 60 2.0 40 1.0 20 8.3ms SINGLE HALF SINE-WAVE 0 0 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( °C) FIG. 3 - TYPICAL FORWARD CHARACTERISTICS 10 NUMBER OF CYCLES AT 60Hz FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 10 REVERSE CURRENT, MICROAMPERES T J = 1 00 ° C FORWARD CURRENT, AMPERES 1.0 1.0 0.1 Pulse W idth = 300 µ s 2% Duty Cycle 0.1 TJ = 25 °C T J = 2 5 °C 0.01 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0.01 0 20 40 60 80 100 120 140 F ORWARD VOLTAGE, VOLTS PERCENT OF RATED REVERSE VOLTAGE, (%) P age 2 of 2 R ev. 02 : March 25, 2005