LMR1A

TH97/2478 TH09/2479 IATF 0060636 SGS TH07/1033 LMR1A - LMR1M PRV : 50 - 1000 Volts Io : 1.0 Ampere FEATURES : * * * * * * * Glass passivated junction chip High surge current capability High reliability Low reverse current Low forward voltage drop Fast switching for high efficiency Pb / RoHS Free GLASS PASSIVATED JUNCTION FAST RECOVERY RECTIFIERS M1A 0.085(2.16) 0.075(1.91) 1.00 (25.4) MIN. 0.138(3.51) 0.122(3.10) MECHANICAL DATA : * Case : M1A 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 : 0.20 gram (approximately) 0.024(0.60) 0.022(0.55) 1.00 (25.4) MIN. Dimensions in inches and ( millimeters ) 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 Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Current 0.375"(9.5mm) Lead Length Ta = 55 °C Peak Forward Surge Current, 8.3ms Single half sine wave Superimposed on rated load (JEDEC Method) Maximum Peak Forward Voltage at I F = 1.0 Amp. Maximum DC Reverse Current at Rated DC Blocking Voltage Ta = 25 °C Ta = 100 °C SYMBOL LMR1A LMR1B LMR1D LMR1G LMR1J LMR1K LMR1M VRRM VRMS VDC IF(AV) IFSM VF IR IR(H) Trr CJ TJ TSTG 150 50 - 65 to + 150 - 65 to + 150 50 35 50 100 70 100 200 140 200 400 280 400 1.0 600 420 600 800 560 800 1000 700 1000 UNIT V V V A 25 1.4 5 50 250 500 A V µA µA ns pF °C °C Maximum Reverse Recovery Time ( Note 1 ) Typical Junction Capacitance ( Note 2 ) Junction Temperature Range Storage Temperature Range Notes : ( 1 ) Reverse Recovery Test Conditions : IF = 0.5 A, IR = 1.0 A, Irr = 0.25 A. ( 2 ) Measured at 1.0 MHz and applied reverse voltage of 4.0 VDC Page 1 of 2 Rev. 02 : April 28, 2009 TH97/2478 TH09/2479 IATF 0060636 SGS TH07/1033 RATING AND CHARACTERISTIC CURVES ( LMR1A - LMR1M ) FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Ω 10 Ω + 0.5 A D.U.T. 50 Vdc (approx.) 1Ω PULSE GENERATOR ( NOTE 2 ) OSCILLOSCOPE ( NOTE 1 ) 0 - 0.25 A Trr + - 1.0 A SET TIME BASE FOR 50-100 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.2 - DERATING CURVE FOR OUTPUT RECTIFIED CURRENT 1.0 30 FIG.3 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD OUTPUT CURRENT, AMPERES 8.3 ms SINGLE HALF SINE WAVE 24 Ta = 50 °C 0.8 0.6 18 0.4 12 0.2 60Hz RESISTIVE OR INDUCTIVE LOAD 0 0 25 50 75 100 125 150 175 6 0 1 2 4 6 10 20 40 60 100 AMBIENT TEMPERATURE, ( °C) FIG.4 - TYPICAL FORWARD CHARACTERISTICS REVERSE CURRENT, MICROAMPERES NUMBER OF CYCLES AT 60Hz FIG.5 - TYPICAL REVERSE CHARACTERISTICS 100 Pulse Width = 300 μs 2% Duty Cycle TJ = 25 °C 10 10 TJ = 100 °C FORWARD CURRENT, AMPERES 1.0 1.0 0.1 TJ = 25 °C 0.1 0.01 0 20 40 60 80 100 120 140 PERCENT OF RATED REVERSE VOLTAGE, (%) 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 FORWARD VOLTAGE, VOLTS Page 2 of 2 Rev. 02 : April 28, 2009