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| UF4001 THRU UF4007 ULTRAFAST RECOVERY RECTIFIERS Reverse Voltage - 50 to 1000 V Forward Current - 1 A 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 Mechanical Data * Case: molded plastic, DO-41 * Epoxy: UL 94V-0 rate flame retardant * Lead: Axial leads, solderable per MIL-STD-202, Method 208 guaranteed * Polarity: Color band denotes cathode end * Mounting Position: Any Absolute Maximum Ratings and Characteristics Ratings at 25 OC ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%. Parameter Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current 0.375"(9.5mm) Lead Length at TA = 55 OC Peak Forward Surge Current, 8.3 ms Single Half-sine -wave Superimposed on Rated Load (JEDEC Method) Maximum Forward Voltage at 1 A DC Maximum Reverse Current at Rated DC Blocking Voltage Typical Junction Capacitance Typical Thermal Resistance 2) 3) 1) Symbols UF4001 UF4002 UF4003 UF4004 UF4005 UF4006 UF4007 50 35 50 100 70 100 200 140 200 400 280 400 1 30 1 5 500 1.7 600 420 600 800 560 800 1000 700 1000 Units V V V A VRRM VRMS VDC I(AV) IFSM VF TA = 25 C TA = 100 OC O A V A pF O IR CJ RJA trr TJ ,TS 50 17 60 75 -55 to +150 C/W ns O Maximum Reverse Recovery Time Operating and Storage Temperature Range 1) 2) C Measured at 1 MHz and applied reverse voltage of 4 V DC. Thermal resistance junction to ambient and from juntcion to lead at 0.375"(9.5mm) lead length P.C.B mounted. 3) Reverse recovery test conditions: IF = 0.5 A, IR = 1 A, Irr = 0.25 A. SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 12/04/2006 H UF4001 THRU UF4007 SEMTECH ELECTRONICS LTD. (Subsidiary of Sino-Tech International Holdings Limited, a company listed on the Hong Kong Stock Exchange, Stock Code: 724) (R) Dated : 12/04/2006 H |
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