MUR420_1

MUR420 - MUR460 4.0 AMPS. Ultrafast Glass Passivated Rectifiers DO-201AD Features I deally suited for use in very high frequency switching power supplies, inverters and as free wheeling diodes U ltrafast recovery time for high efficiency E xcellent high temperature switching G lass passivated junction M echanical Data C ases: Molded plastic E poxy: UL 94V-0 rate flame retardant L ead: Pure tin plated, lead free, solderable per MIL-STD-202, Method 208 guaranteed P olarity: Color band denotes cathode H igh temperature soldering guaranteed: o 260 C/10 seconds/.375”,(9.5mm) lead lengths at 5 lbs.,(2.3kg) tension M ounting position: Any W eight: 1.2 grams, 0.045oz. Dimensions in inches and (millimeters) M aximum Ratings and Electrical Characteristics R ating at 25 o C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% T ype Number M aximum Recurrent Peak Reverse Voltage M aximum RMS Voltage M aximum DC Blocking Voltage M aximum Average Forward Rectified Current .375”(9.5mm) Lead Length (See Fig. 1) P eak Forward Surge Current, 8.3 ms Single Half Sine-wave Superimposed on Rated Load (JEDEC method ) M aximum Instantaneous Forward Voltage @ 4.0A M aximum DC Reverse Current @ T C =25 o C at Rated DC Blocking Voltage @ T C =125 o C (Note 4) M aximum Reverse Recovery Time ( Note 2 ) T ypical Junction Capacitance ( Note 1 ) TJ = 25 o C (Fig. 5) M aximum Forward Recovery Time TFR (IF=1.0A, di/dt = 100A/us, Rev. to 1.0V) T ypical Thermal Resistance (Note 3) Operating Temperature Range S ymbol V RRM V RMS V DC I(AV) IFSM VF IR T rr Cj T FR R θJA TJ MUR420 2 00 1 40 2 00 MUR440 400 280 400 4 .0 MUR460 600 420 600 U nits V V V A 1 25 0 .89 5 .0 150 25 65 25 28 - 65 to +150 - 65 to +150 70 1.28 10 250 50 A V uA uA nS pF 50 o nS C/W o C o C S torage Temperature Range T STG 1. Measured at 1 MHz and Applied Reverse Voltage of 4..0 Volts D.C. N otes: 2. Reverse Recovery Test Conditions: I F =0.5A, IR =1.0A, I RR =0.25A 3. Thermal Resistance from Junction to Ambient, Lead Length = 1/2” on P.C. Board with 1.5” x 1.5” Copper Surface. 4. Pulse lest: tp = 300 uS, Duty Cycle < 2%. Version: A06 RATINGS AND CHARACTERISTIC CURVES (MUR420 THRU MUR460) FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE 6.0 AVERAGE FORWARD RECTIFIED CURRENT. (A) L = 1/2" FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT 150 PEAK FORWARD SURGE CURRENT. (A) 125 4.0 PCB with 1.5" x 1.5" copper pads 100 75 2.0 MU R4 20 50 MU R44 0-6 0 0 0 50 100 O 150 200 25 1 10 NUMBER OF CYCLES AT 60HZ 100 AMBIENT TEMPERATURE. ( C) 100 FIG.3- TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS Tj=25 0C 10 FIG.4- TYPICSL REVERSE CHARACTERISTICS 1000 INSTANTANEOUS REVERSE LEAKAGE CURRENT ( A) INSTANTANEOUS FORWARD CURRENT. (A) 100 M 1 U R 42 0 10 Tj=100 0C 1 M 4 UR 40 - 60 0.1 Tj=25 0C 0.01 0.1 0.01 0 1.6 0.4 0.8 1.2 INSTANTANEOUS FORWARD VOLTAGE. (V) 2.0 0.001 0 40 20 60 80 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%) 100 FIG.5- TYPICAL JUNCTION CAPACITANCE PERLEG 1000 JUNCTION CAPACITANCE. (PF) Tj=25 0C f=1.0MHz Vsig=50m Vp-p 100 10 0.1 1 10 REVERSE VOLTAGE. (V) 50W NONINDUCTIVE 10W NONINDUCTIVE 100 FIG.6- REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM trr +0.5A (-) DUT (+) 50Vdc (approx) (-) PULSE GENERATOR (NOTE 2) 1W NON INDUCTIVE OSCILLOSCOPE (NOTE 1) (+) 0 -0.25A NOTES: 1. Rise Time=7ns max. Input Impedance= 1 megohm 22pf 2. Rise Time=10ns max. Sourse Impedance= 50 ohms -1.0A 1cm SET TIME BASE FOR 5/ 10ns/ cm Version: A06