UF3A THRU UF3M SURFACE MOUNT ULTRA FAST RECTIFIER Reverse Voltage - 50 to 1000 Volts Forward Current - 3.0 Amperes FEATURES DO-214AB The plastic package carries Underwriters Laboratory Flammability Classification 94V-0 For surface mounted applications Low reverse leakage Built-in strain relief,ideal for automated placement High forward surge current capability High temperature soldering guaranteed: 250 C/10 seconds at terminals Glass passivated chip junction 0.245(6.22) 0.220(5.59) 0.126 (3.20) 0.114 (2.90) 0.280(7.11) 0.260(6.60) 0.012(0.305) 0.006(0.152) MECHANICAL DATA 0.103(2.62) 0.079(2.06) 0.060(1.52) 0.030(0.76) Case: JEDEC DO-214AB molded plastic body over passivated chip Terminals: Solder plated, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight:0.007 ounce, 0.25grams 0.008(0.203)MAX. 0.320(8.13) 0.305(7.75) Dimensions in inches and (millimeters) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 C ambient temperature unless otherwise specified. Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%. SYMBOLS Maximum repetitive peak reverse voltage Maximum RMS voltage Maximum DC blocking voltage Maximum average forward rectified current at TL=55 C Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) Maximum instantaneous forward voltage at 3.0A Maximum DC reverse current TA=25 C at rated DC blocking voltage TA=100 C Maximum reverse recovery time (NOTE 1) Typical junction capacitance (NOTE 2) Typical thermal resistance (NOTE 3) Operating junction and storage temperature range VRRM VRMS VDC UF3A UF3B UF3D 50 35 50 100 70 100 200 140 200 UF3G UF3J 400 280 400 600 420 600 UF3K UF3M UNITS 1000 700 1000 VOLTS VOLTS VOLTS 800 560 800 I(AV) 3.0 Amps IFSM 100.0 Amps VF 1.0 trr RθJA TJ,TSTG Note:1.Reverse recovery condition IF=0.5A,IR=1.0A,Irr=0.25A 2.Measured at 1MHz and applied reverse voltage of 4.0V D.C. 3.P.C.B. mounted with 0.2x0.2”(5.0x5.0mm) copper pad areas 1.7 5.0 100.0 IR CJ 1.4 50 75 www.shunyegroup.com 47.0 -65 to +150 Volts µA 100 ns 63 pF C/W C FIG. 1- FORWARD CURRENT DERATING CURVE 3.0 2.4 1.8 Single Phase Half Wave 60Hz Resistive or inductive Load 1.2 0.6 0 0 25 50 75 100 125 150 175 PEAK FORWARD SURGE CURRENT, AMPERES AVERAGE FORWARD RECTIFIED CURRENT, AMPERES RATINGS AND CHARACTERISTIC CURVES UF3A THRU UF3M FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT 100 80 60 40 20 0 8.3ms SINGLE HALF SINE-WAVE (JEDEC Method) 1 10 AMBIENT TEMPERATURE, C 20 TJ=25 C PULSE WIDTH=300 µs 1%DUTY CYCLE 1 0.1 UF3A-UF3D UF3G UF3J-UF3M 0.01 0.2 0.6 1.0 1.4 1.8 2.0 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES INSTANTANEOUS FORWARD CURRENT,AMPERES FIG. 3-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 FIG. 4-TYPICAL REVERSE CHARACTERISTICS 1,000 100 TJ=100 C 10 1 TJ=25 C 0.1 0.01 INSTANTANEOUS FORWARD VOLTAGE, VOLTS TJ=25 C 10 UF3A-UF3G UF3J-UF3M 0.1 1.0 10 TRANSIENT THERMAL IMPEDANCE, C/W JUNCTION CAPACITANCE, pF FIG. 5-TYPICAL JUNCTION CAPACITANCE 1 0 20 40 60 80 100 PERCENT OF PEAK REVERSE VOLTAGE,% 200 100 100 NUMBER OF CYCLES AT 60 Hz FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE 100 10 1 0.1 0.01 0.1 1 10 100 REVERSE VOLTAGE,VOLTS www.shunyegroup.com t,PULSE DURATION,sec. 100