UF4001 thru UF4007 Glass Passivated High Efficient Rectifiers Reverse Voltage 50 to 1000 Volts Forward Current 1.0 Ampere Features Plastic package has Underwriters Laboratories Flammability Classification 94V-0 Ideally suited for use in very high frequency switching power supplies, inverters and as free wheeling diodes Ultrafast recovery time for high efficiency Excellent high temperature switching Soft recovery characteristics Glass passivated junction High temperature soldering guaranteed: 250oC/10 seconds, 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension Mechanical Data Case: JEDEC DO-204AL(DO-41) molded plastic body over passivated chip Terminals: Axial leads, solderable per MIL-STD-750, Method 2026 Polarity: Color band denotes cathode end Mounting Position: Any Weight: 0.012 ounce, 0.34 gram Maximum Ratings and Electrical Characteristics Ratings at 25oC ambient temperature unless otherwise specified. Parameter Symbols UF4001 UF4002 UF4003 UF4004 UF4005 UF4006 UF4007 Units Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 Volts Maximum RMS voltage VRMS 35 70 140 280 420 560 700 Volts 50 100 200 400 600 800 1000 Volts Maximum DC blocking voltage V DC Maximum average forward rectified current 0.375" (9.5mm) lead length at TA=55oC IF(AV) 1.0 Amp Peak forward surge current 8.3ms single half sine-wave superimposed on rated load (JEDEC Method) IFSM 30.0 Amps Maximum instantaneous forward voltage at 1.0A (Note 2) VF Maximum DC reverse current at rated DC blocking voltage @TA=25oC @TA=100oC Maximum reverse recovery time IF=0.5A, IR=1.0A, Irr= 0.25A Typical junction capacitance at 4.0V, 1MHz Typical thermal resistance (Note 1) Operating junction temperature range Storage temperature range Notes: 1.0 1.7 Volts 10.0 50 IR 50 trr uA 75 nS CJ 17 RJA RJL 60 15 TJ -55 to +150 o C TSTG -55 to +150 o C 1. Thermal resistance from junction to ambient at 0.375"(9.5mm) lead length 2. Pulse test: 300us pulse width, 1% duty cycle 157 pF o C/W RATINGS AND CHARACTERISTIC CURVES (TA = 25oC unless otherwise noted) 158