FM420 RECTRON | Alldatasheet
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SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER VOLTAGE RANGE 20 to 40 Volts CURRENT 4.0 Amperes RECTRON SEMICONDUCTOR TECHNICAL SPECIFICATION
FEATURES
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings 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%. FM420 THRU FM440 DO-214AB MAXIMUM RA TINGS (At TA = 25 o C unless otherwise noted) ELECTRICAL CHARACTERISTICS (At TA = 25 o C unless otherwise noted) NOTES : 1. Thermal Resistance (Junction to Ambient). 2. Measured at 1 MHz and applied reverse voltage of 4.0 volts. * Ideal for surface mounted applications * Low leakage current * Metallurgically bonded construction * Mounting position: Any * Weight: 0.24 gram * Epoxy: Device has UL flammability classification 94V-O Dimensions in inches and (millimeters) 2002-4 CHARACTERISTICS Maximum Average Reverse Current at Rated DC Blocking Voltage V F SYMBOL IR mAmps Maximum Instantaneous Forward Voltage at 4.0A DC Volts 2.0 @T A = 25 o C @T A = 100 o C .55 mAmps UNITSFM430 RATINGS Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current at Derating Lead Temperature Peak Forward Surge Current 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Typical Thermal Resistance (Note 1) Typical Junction Capacitance (Note 2) SYMBOL VRRM VDC IFSM C J TSTG V RMS UNITS Volts Volts Volts Amps4.0 200 Amps 0C/W 0 C Storage Temperature Range IO -55 to + 125 pF Operating Temperature Range T J FM430 -55 to + 150 0 C R θ JA 0.006 (0.152) 0.012 (0.305) 0.008 (0.203) 0.004 (0.102) 0.320 (8.13) 0.305 (7.75) 0.030 (0.76) 0.060 (1.52) 0.079 (2.06) 0.103 (2.62) 0.260 (6.60) 0.280 (7.11) 0.220 (5.59) 0.115 (2.92) MECHANICAL DATA FM420 FM440 FM420 FM440
RATING AND CHARACTERISTIC CURVES ( FM420 THRU FM440 ) FIG. 1 - TYPICAL FORWARD CURRENT DERATING CURVE AVERAGE FORWARD CURRENT, (A) LEAD TEMPERATURE, ( ) 6.0 5.0 4.0 3.0 2.0 1.0 0 25 50 75 100 125 150 Single Phase Half Wave 60Hz Resistive of Inductive LoadP.C.B Mounted on 0.4X0.4"(10X10mm) copper pad areas FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD SURGE CURRENT, (A)NUMBER OF CYCLE AT 60Hz 1 2 5 10 20 50 100 120 105 TL = 75 8.3ms Single Half Sine-Wave (JEDEC Method) FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICSINSTANTANEOUS FORWARD CURRENT, (A) INSTANTANEOUS FORWARD VOLTAGE, (V) TJ = 25 Pulse Width = 300uS 1% Duty Cycle 1.0 FIG. 4 - TYPICAL JUNCTION CAPACITANCE JUNCTION CAPACITANCE, (pF) REVERSE VOLTAGE, (V) 500 200 100 .1 .2 .5 1 2 5 10 20 40 TJ = 25 FIG. 2 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS REVERSE CURRENT, (mA) PERCENT OF RATED PEAK REVERSE VOLTAGE, (%) 0 20 40 60 80 100 120 140.001 .01 1.0 TJ = 125 TJ = 25 TJ = 75 P.C.B Mounted on 0.4X0.4"(10X10mm) copper pad areas
0.121 MIN. (3.07 MIN.) 0.060 MIN. (1.52 MIN.)
0.320 REF
0.185 MAX. (4.69 MAX.) Dimensions in inches and (millimeters)