notes : 1.measured with i f =0.5a,i r =1a,i rr =0.25a. 2.measured at 1.0mhz and applied rev erse voltage of 4.0v dc. 3.thermal resistance junction to amb ient, lead and case. v rms v dc v rrm i (av) i fsm v f c j @t a = 50 c uf2001 thru UF2004 ultra fast rectifiers features low cost diffused junction ultra fast switching for high efficiency low reverse leakage current low forward voltage drop high current capability the plastic material carries ul recognition 94v-0 mechanical data case : jedec do-15 molded plastic polarity : color band denotes cathode weight : 0.015 ounces, 0.4 grams mounting position : any maximum ratings and electrical characteristics ratings at 25 ambient temperature unless otherwise specified. uf2001 50 35 50 maximum average forward rectified current peak forward surge current 8.3ms single half sine-wave super imposed on rated load maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum forward voltage at 2.0a dc 2.0 60 1.0 t j operating temperature range -55 to +125 c t stg storage temperature range -55 to +150 c typical thermal resistance (note 3) 40 15 20 c/w typical junction capacitance (note 2) 50 pf i r maximum dc reverse current at rated dc blocking voltage @t j =100 c @t j =25 c 5.0 100 ua v a a v unit v v do-15 a c d a b max. all dimensions in millimeter min. do-15 dim. a d c b 25.4 7.60 - 5.80 0.71 2.60 3.60 0.86 characteristics symbol maximum reverse recovery time (note 1) t rr 1.3 50 ns 100 70 100 uf2002 200 140 200 uf2003 400 280 400 UF2004 reverse voltage - 50 to 400 volts forward current - 2.0 amperes semiconductor lite-on rev. 7, sep-2010, kdcd04 r 0ja r 0jl r 0jc
rating and characteristic curves uf2001 thru UF2004 fig.1 - forward current derating curve average forward current amperes 25 75 100 125 150 1.0 0 50 0.5 1.5 175 single phase half wave 60hz resistive or inductive load ambient temperature , c 2.0 2.5 3.0 fig.2 - maximum non-repetitive surge current number of cycles at 60hz peak forward surge current, amperes 1 5 10 50 100 2 20 0 10 20 30 40 50 60 single half-sine-wave fig.3 - typical junction capacitance capacitance , (pf) reverse voltage , volts 10 1 100 100 10 1 4 t j = 25 c, f= 1mhz instantaneous forward voltage , volts fig.4 - typical forward characteristics instantaneous forward current ,(a) 0.2 0.4 1.2 1.4 0 0.1 1.0 10 0.6 0.8 1.0 .01 1.8 1.6 t j = 25 c uf2001 - uf 2003 pulse width 300us UF2004
legal disclaimer notice uf2001 thru UF2004 lsc reserves the right to make changes to this docu ment and its products and specifications at any time without notice. custome rs should obtain and confirm the latest product information and specifications b efore final design, purchase or use. lsc makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does l sc assume any liability for application assistance or customer product design. lsc does not warrant or accept any liability with products which are purcha sed or used for any unintended or unauthorized application. no license is granted by implication or otherwise u nder any intellectual property rights of lsc. lsc products are not authorized for use as critical components in life support devices or systems without express written approval of lsc. important notice and disclaimer
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