UF5400 ~ uf5408 utrafast efficient rectifier diodes prv : 50 ~ 1000 volts io : 3.0 ampere features : * high current capability * high surge current capability * high reliability * low reverse current * low forward voltage drop * fast switching for high efficiency mechanical data : * case : do-201ad molded plastic * epoxy : ul94v-o rate flame retardant * lead : axial lead solderable per mil-std-202, method 208 guaranteed * polarity : color band denotes cathode end * mounting position : any * weight : 1.16 grams maximum ratings and electrical characteristics rating at 25 c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20%. symbol uf 5400 uf 5401 uf 5402 uf 5403 uf 5404 uf 5405 uf 5406 uf 5407 uf 5408 unit maximum recurrent peak reverse voltage v rrm 50 100 200 300 400 500 600 800 1000 v maximum rms voltage v rms 35 70 140 210 280 350 420 560 700 v maximum dc blocking voltage v dc 50 100 200 300 400 500 600 800 1000 v maximum average forward current 0.375"(9.5mm) lead length ta = 55 c maximum peak forward surge current, 8.3ms single half sine wave superimposed on rated load (jedec method) , ta = 55 c maximum forward voltage at i f = 3.0 a v f 1.7 v maximum dc reverse current ta = 25 c i r m a at rated dc blocking voltage ta = 100 c i r(h) 75 200 m a maximum reverse recovery time (1) t j = 25 c trr 75 ns typical junction capacitance (2) c j 36 pf typical thermal resistance (3) r q ja c/w junction temperature range t j - 65 to + 150 c storage temperature range t stg - 65 to + 150 c notes : (1) reverse recovery test conditions : i f = 0.5 a, i r = 1.0 a, irr = 0.25 a. (2) measured at 1.0 mhz and applied reverse voltage of 4.0 v dc (3) thermal resistance from junction to ambient with 0.375"(9.5mm) lead length, both leads attached to heatsink. page 1 of 2 rev. 02 : march 25, 2005 45 20 1.0 10 50 rating i fsm a i f(av) a 3.0 150 do-201ad 0.21 (5.33) 0.19 (4.82) 0.375 (9.52) 0.285 (7.24) 0.052 (1.32) 0.048 (1.22) 1.00 (25.4) min. 1.00 (25.4) min. dimensions in inches and ( millimeters ) * pb / rohs free
rating and characteristic curves ( UF5400 ~ uf5408 ) fig.1 - reverse recovery time characteristic and test circuit diagram + notes : 1. rise time = 7 ns max., input impedance = 1 megaohm, 22 pf. 2. rise time = 10 ns max., source impedance = 50 ohms. 3. all resistors = non-inductive types. fig.2 - derating curve for output fig.3 - maximum non-repetitive peak rectified current forward surge current 0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100 ambient temperature, ( c) number of cycles at 60hz fig.4 - typical forward characteristics fig.5 - typical reverse characteristics 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 page 2 of 2 rev. 02 : march 25, 2005 60hz resistive or inductive load 2.4 1.8 1.2 0.6 3.0 100 10 10 120 0 150 0 90 60 30 0.1 10 80 0.01 0.1 1.0 1 100 140 0 20 40 60 120 percent of rated reverse voltage, (%) peak forward surge current, amperes average forward output current, amperes forward current, amperes reverse current, microamperes t j = 25 c t j = 100 c pulse width = 300 m s 1% duty cycle 8.3 ms single half sine wave ta = 55 c 50 vdc (approx.) d.u.t. oscilloscope ( note 1 ) 1 w 50 w 10 w pulse generator ( note 2 ) trr + 0.5 a 0 - 0.25 a - 1.0 a 1 cm set time base for 25-35 ns/cm forward voltage, volts uf5406 thru uf5408 UF5400 thru uf5405 t j = 25 c
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