surface mount glass passivated super fast silicon rectifier voltage range 50 to 200 volts current 3.0 ampere maximum ratings and electrical characteristics ratings at 25 o c ambient temperature unless otherwise specified. resistive or inductive load. ufm304 thru UFM301 do-214ab maximum rating (@ t a =25 o c unless otherwise noted) electrical characteristics (@t a =25 o c unless otherwise noted) dimensions in in ches a nd (millimeters) ratings maximum recurrent peak reverse voltage maximum rms v oltage maximum dc b locking voltage maximum a verage forward rectified current at t a = 55 o c peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (jedec method) typical thermal resistance (note 1) typical ju nction c apacitance (note 2) symbol v rrm v dc i fsm c j t stg v rms units volts volts volts amps 3.0 100 47 45 amps 0 c / w 0 c / w 0 c storage temperature range r j a typical thermal resistance (note 1) 12 r j l i o pf operating temperature range t j UFM301 50 150 -55 to + 150 0 c ufm302 ufm303 100 150 35 70 105 50 100 150 ufm304 UFM301 ufm302 ufm303 ufm304 200 200 140 2016-08 re v:c characteristics maximum average reverse current at r ated dc blocking voltage v f symbol i r u a maximum instantaneous forward voltage at 3.0a dc volts 5 500 @t a = 25 o c @t a = 100 o c u a units 0 .9 trr m aximum reverse recovery time (note 4) nsec 20 features * glass passivated device * for surface mounted applications * ultrafast r ecovery times dor high efficiency * low forward voltage, low power loss * low leakage current * epoxy: device has ul flammability classification 94v-o * metallurgically bonded construction * mounting p osition: any * weight: 0.24 gram mechanical data notes : 1. thermal resistance :mounted on pcb. 2. measured at 1 mhz and applied reverse voltage of 4.0 volts. 3. " fully rohs compliant","100% sn plating (pb-free)". 4. test conditions: i f = 0.5a, i r = -1.0a, i rr = -0.25a. 0.103 ( 2.62 ) 0.079 ( 2.06 ) 0.012 ( 0.305 ) 0.006 ( 0.152 ) 0.00 8 ( 0.203 ) 0.00 4 ( 0.102 ) 0.060 ( 1.52 ) 0.030 ( 0.76 ) 0.320 ( 8.13 ) 0.305 ( 7.75 ) 0.280 ( 7.11 ) 0.260 ( 6.60 ) 0.245 ( 6.22 ) 0.220 ( 5.59 ) 0.125 (3.17 ) 0.115 (2.92 ) typical current square time i 2 t a 2 s 41.4 downloaded from: http:///
ambient temperature, ( o c) ( ,tnerruc esrever suoenatnatsni m )a 25 5.0 0 0 4.03.0 2.0 1.0 75 50 175 100 125 150 rating and characteristics curves ( UFM301 thru ufm304 f i g . 2 t y p i c a l f o r w a r d c u r r e n t d e r a t i i n g c u r v e f i g . 1 t e s t c i r c u i t d i a g r a m a n d r e v e r s e r e c o v e r y t i m e c h a r a c t e r i s t i c percent of rated peak reverse voltage, (%) )a( ,tnerruc drawrof egareva 0 0.1 10 1.0 1000 100 60 20 40 80 100 120 140 f i g . 3 t y p i c a l r e v e r s e c h a r a c t e r i s t i c s trr +0.5a 50 7 noninductive 10 7 noninductive 0 -0.25a -1.0a 1cm set time base for 8/1 ns/cm notes: 1 rise time = 7ns max. input impedance = 1 megohm. 22pf. 2. rise time = 10ns max. source impedance = 50 ohms. d.u.t 25 vdc(approx) ( - ) ( - ) ( + ) ( + ) 1non- inductive oscilloscope (note 1) pulse generator (note 2) single phasehalf wave 60h resistive or inductive load t a = 100 o c t a = 25 o c t a = 75 o c downloaded from: http:///
number of cycles at 60hz peak forward surge current, (a) instantaneous forward voltage, (v) 1 10 3020 50 100 200 instantaneous forward current, (a) 1.00.3 0.1 0.030.01 3.0 10 20 10 55 0 1 0 0 2.5 2.0 1.5 1.0 0.5 03 . 0 3 . 5 rating and characteristics curves ( UFM301 thru ufm304 ) f i g . 4 t y p i c a l i n s t a n t a n e o u s f o r w a r d c h a r a c t e r i s t i c s f i g . 5 m a x i m u m n o n - r e p e t i t i v e f o r w a r d s u r g e c u r r e n t reverse voltage, (v) unction capacitance, (pf) 4 6 4020 10 60 200100 0.2 0.1 21 0.4 2 1.0 4 10 20 40 100 f i g . 6 t y p i c a l u n c t i o n c a p a c i t a n c e 8.3ms single half sine-wave(eded method) pulse width=300us1% dut ccle t = 25 o c t = 25 o c downloaded from: http:///
mounting pad laout dimensions in inches and (millimeters) 0.121min.(3.07 min.) 0.320 0.185 max.(4.6 max.) 0.060 min. (1.52 min.) ( 8.127 ) ref downloaded from: http:///
3 u x vy ww (y: last digit of year & a:2010,b:2011.) year C code c athode b and part no. 1--------50v 2--------100v 3--------150v 4--------200v week C code (ww:01~ 52) marking descrition voltage-code rectron logo downloaded from: http:///
packaging of diode and bridge rectifiers reel pack package gross weight(kg) ea per reel component space tape space (mm) carton size (mm) (mm) ea per carton reel dia smcsmc 500 3,000 --- --- --- --- 330 178 390*205*310 360*355*360 12,00024,000 6.65 11.50 -t -w packing code (mm) ea per box 1,500 3,000 inner downloaded from: http:///
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