UF1004

UF1000 thru UF1008 ULTRAFAST SWITCHING RECTIFIERS U LTRAFAST CHENG- YI ELECTRONIC VOLTAGE RANGE -50 TO 800 VOLTS CURRENT -10.0 Amperes TO-220AC FEATURES Plastic package has Underwriters Laboratory Flammability Classification 94V-O utilizing Flame Retardant Epoxy Molding Compound. Exceeds environmental standards of MILS-19500/228. Low power loss, high efficiency. Low forward voltage, high current capability. High surge capacity. Ultra fast recovery times, high voltage. MECHANICAL DATA Case: TO-220AC molded plastic Terminals: Lead solderable per MIL-STD-202, Method 208 Polarity: As marked. Mounting position: Any Weight: 0.08 ounces, 2.24 grams. MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 250C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, reistive or inductive load. For capacitive load, derate current by 20%. TYPY NUMBER Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current .375"(9.5mm) lead length @ TC=100 C 0 UF1000 UF1001 UF1002 UF1003 UF1004 UF1006 UF1008 50 35 50 100 70 100 200 140 200 300 210 300 10.0 400 280 400 600 420 600 800 560 800 UNITS V V V A Peak Forward Surge Current, 8.3 ms single half sine-wave superimposed on rated load (JEDEC method) Maximum Instantaneous Forward Voltage at 10.0A Maximum D.C Reverse Current at Rated D.C Blocking Voltage @ TA= 25 C @ TA=1250C 0 150 A 1.0 1.3 10 500 50 80 15 -50 to +150 1.7 V A A 100 50 0 Maximum Reverse Recovery Time (Note 1) Typical Junction Capacitance (Note 2) Typical Junction Resistance (Note 3) R JA Operating and Storage Temperature Range Tj, TSTG Ns pF C/W 0 C Notes : 1. Reverse Recovery Test Conditions: IF=0.5A, I R=1.0A, I RR=0.25A 2. Measured at 1 MHZ and applied reverse voltage of 4.0V D.C. 3. Thermal resistance from junction to ambient and from junction to lead length 0.375" (9.5mm) P .C.B. mounted. UF1000 thru UF1008 ULTRAFAST SWITCHING RECTIFIERS U LTRAFAST CHENG- YI ELECTRONIC RATING AND CHARACTERISTICS CURVES UF1000 THRU UF1008 Fig. 1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM 50 Noninductive 10 Noninductive trr +0.5A () PULSE GENERATOR NOTE 2 (+) 25 Vdc (approx) () D.U.T. 0 -0.25 1 NONInductive OSCILLOSCOPE NOTE 1 (+) NOTES:1. Rise Time=7ns max. Input Impedance=1 megohm. 22pF 2. Rise Time=10ns max. Source Impedance=50 Ohms. -1.0 SET TIME BASE FOR 10ns/cm 1cm Fig. 1 - TYPICAL FORWARD CURRENT DERATING CURVE 20 Fig. 2 - TYPICAL REVERSE CHARACTERISTICS INSTANTANEOUS RECTIFIED CURRENT, MICROAMPERES. 1000 PEAK FORWARD CURRENT, AMPERES 16 12 8 4 0 100 TJ=1250C 0 50 100 o 150 10 CASE TEMPERATURE, C 0 TJ=25C Fig. 3 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PEAK FORWARD CURRENT. AMPERES 125 100 75 50 25 1.0 TJ=25 C 8.3ms Single Half Since-Wave JEDEC Method 0 0.1 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE 1 2 5 10 20 50 100 Munber of cycles at 60 HZ Fig. 5 - TYPICAL FORWARD CHARACTERISTICS IINSTANTANEOUS FORWARD CURRENT, (A) 80 40 20 10 3.0 1.0 0.3 0.1 0.03 0.01 Fig. 4 - TYPICL JUNCTION CAPACITANCE 210 UF1000 CAPACITANCE. (pF) 200 160 120 80 UF1008 UF1000 40 0 1 2 5 10 20 50 100 200 500 UF1008 0.4 0.6 0.8 1.0 1.2 1.4 1.8 REVERSE VOLT AGE, VOLTS FORWARD VOLT AGE, VOLTS