DATA SHEET UF800~UF808 ULTRAFAST RECOCVEY RECTIFIERS VOLTAGE 50 to 800 Volts CURRENT 8.0 Amperes TO-220AC Unit : inch (mm) FEATURES .419(10.66) .196(5.00) .387(9.85) • Plastic package has Underwriters Laboratory Flammability Classification 94V-O utilizing Flame Retardant Epoxy Molding Compound. .163(4.16) .139(3.55) MIN .054(1.39) • Low forwrd voltge, high current capability • High surge capacity. .624(15.87) • Low power loss, high efficiency. .548(13.93) .269(6.85) • Exceeds environmental standards of MIL-S-19500/228 .226(5.75) .045(1.15) .177(4.5)MAX MECHANCAL DATA .038(0.96) .019(0.50) Case: TO-220AC full molded plastic package .50(12.7)MIN • Ultra fast recovery times, high voltage. .025(0.65)MAX Terminals: Lead solderable per MIL-STD-202, Method 208 Polarity: As marked. .1(2.54) .1(2.54) Standard packaging: Any Weight: 0.08 ounces, 2.24grams. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings 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% PARAMETER SYMBOL UF800 UF801 UF802 UF803 UF804 UF806 UF808 UNITS Maximum Recurrent Peak Reverse Voltage VRRM 50 100 200 300 400 600 800 V Maximum RMS Voltage VRMS 35 70 140 210 280 420 560 V Maximum DC Blocking Voltage VDC 50 100 200 300 400 600 800 V Maximum Average Forward Rectified Current at Tc =100OC IAV 8.0 A Peak Forward Surge Current : 8.3ms single half sine-wave superimposed on rated load(JEDEC method) IFSM 125 A Maximum Forward Voltage at 8.0A VF Maximum DC Reverse Current TA=25OC at Rated DC Blocking Voltage TA=125OC IR 10 500 RθJC 5 Maximum Thermal Resistance (Note 2) 1.0 1.3 1.7 V uA O C/W Typical Junction Capacitance CJ 80 50 pF Maximum Reverse Recovery Time (Note 1) TRR 50 100 ns Operating Junction and Storage Temperature Range TJ,TSTG -50 to +150 O C NOTES: 1. Reverse Recovery Test Conditions: IF=.5A, IR=1A, Irr=.25A. 2. Thermal resistance from Junction to ambient and from junction to lead 0.375” (9.5mm) P.C.B mounted. STAD-SEP.26.2003 PAGE . 1 INSTANTEOUS FORWARD CURRENT, Amperes AVERAGE FORWARD CURRENT, AMPERES RATING AND CHARACTERISTIC CURVES 10.0 8.0 6.0 4.0 2.0 0 0 50 100 300-400V 10 50-200V 600-800V 1 0.1 O T=25 C J 150 100 0.01 .4 O C A S E T E M P E R AT U R E , C .6 .8 1.0 1.4 1.2 1.6 1.8 2.0 FORWARD VOLTAGE, VOLTS Fig.1 FORWARD CURRENT DERATING CURVE Fig.2 FORWARD CHARACTERISTICS FORWARD SURGE CURRENT, AMPERES 175 150 125 100 75 50 25 1 10 100 INSTANTANEOUS REVERSE CURRENT,uA 1000 O 10 1.0 0.1 NO. OF CYCLES AT 60Hz Fig.3 PEAK FORWARD SURGE CURRENT STAD-SEP.26.2003 TJ= 125 C 100 O TJ= 25 C 20 40 60 80 100 120 1 40 PERCENTAGE OF PEAK REVERSE VOLTAGE,% Fig.4 TYPICAL REVERSE CHARACTERISTICS PAGE . 2