1 AMP SILICON RECTIFIERS UF4001 THRU UF4007 TECHNICAL SPECIFICATION VOLTAGE FEATURES 50 to 1000 Volts Low cost construction utilising void-free moulded plastic technique Plastic package has Underwriters Laboratories Flammability Classification 94V-0 Ultra fast recovery times for high efficiency High surge current capability Low leakage High temperature soldering capability : 250C/10 seconds/9.5mm (.375in.) lead length at 2.3kg (5lb) tension Easily cleaned with Freon, Alcohol, Chlorothene and other similar solvents. CURRENT 1.0 Amp DIMENSIONS - millimeters (inches) DO-41 25.4 (1.0) min. 2.7 (.107) 2.0 (.080) MECHANICAL DATA Case Terminals Polarity Mounting Position Weight 5.2 (.205) 4.1 (.160) : JEDEC DO-41, moulded plastic. : Plated axial leads, solderable per MIL-STD-202, Method 208. : Colour band denotes cathode end. : Any : 0.35 grams (0.012 ounce) Cathode Band 25.4 (1.0) min. .86 (.034) .71 (.028) MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Symbols UF4001 UF4002 UF4003 UF4004 UF4005 VRRM 50 Maximum RMS Voltage VRMS Maximum non-repetitive peak reverse voltage VDC Maximum Average Forward Rectified Current 9.5mm (.375in.) Lead Length at TA = 55C IF(AV) 1.0 A Peak Forward Surge Current, 8.3 ms single half sine - wave superimposed on rated load IFSM 30 A Maximum Instantaneous Forward Voltage at 1.0A VF Maximum Reverse Current at Rated DC Blocking Voltage TA = 25C T A= 100C 100 200 400 35 70 140 280 420 60 120 240 480 720 1.0 600 UF4006 UF4007 Units Maximum Recurrent Peak Reverse Voltage 800 1000 V 560 700 V 1000 1200 V V 1.7 A A 10.0 50 IR Maximum Reverse Recovery Time (Note 1) Trr 50.0 75.0 nS Typical Junction Capacitance (see Note 2) CJ 17.0 15.0 pF Typical Thermal Resistance (see Note 3) RTHja 50 60.0 C/W Operating Temperature Range TJ - 55 to + 150 C Storage Temperature Range TSTG - 55 to + 150 C Notes : 1. 2. 3. Reverse Recovery Test Conditions : TJ = 25C, IF= 0.5A, IR= 1.0A, Irr= 0.25A Measured at 1.0 MHz and applied reverse voltage of 4.0 Volts Thermal Resistance from Junction to Ambient Reformatted by Anglia 9913 UF4001 THRU UF4007 RATING AND CHARACTERISTIC CURVES FIG. 1 - FORWARD CURRENT DERATING CURVE FIG. 2 - MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT AVERAGE FORWARD RECTIFIED CURRENT, AMPERES 1.0 30 PEAK FORWARD SURGE CURRENT, AMPERES 0.8 0.6 L 0.4 5mm x 5mm Cu Leafs 9.5mm Lead Length 0.2 0 25 20 15 TA = 75C 8.3ms single half sine-wave (JEDEC) method 10 5 20 40 60 80 100 120 140 160 180 1 2 10 5 20 100 50 NUMBER OF CYCLES AT 60Hz AMBIENT TEMPERATURE, C FIG. 3 - TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS FIG. 4 - TYPICAL REVERSE CHARACTERISTICS 100 10 INSTANTANEOUS FORWARD CURRENT, AMPERES UF4001 thru UF4004 INSTANTANEOUS REVERSE CURRENT, MICROAMPERES 1 UF4005 thru UF4007 0.1 0.01 TJ = 25C Pulse width = 300s 2% duty cycle 0.4 0.6 0.8 1.0 1.2 1.4 10 3.0 TJ = 100C 1.0 0.3 TJ = 25C 0.1 .03 1.6 INSTANTANEOUS FORWARD VOLTAGE, VOLTS .01 0 20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, % FIG. 5 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM trr 50y NON INDUCTIVE 10y NON INDUCTIVE +0.5A (-) D.U.T (+) 0 PULSE GENERATOR (Note 2) 50Vdc (approx) (-) 1y NON INDUCTIVE OSCILLOSCOPE (Note 1) -0.25A (+) -1.0A SET TIME BASE FOR 10ns/cm NOTES 1 2 1cm Rise Time = 7ns max, Input Impedance = 1 megaohm 22pF Rise Time = 10ns max, Source Impedance = 50 ohms Reformatted by Anglia 9913