k b u 1 0 a / 1 5 a / 2 5 a / 3 5 a s e r i e s sil ico n br idg e re ct ifi er s gl as s pas siv ate d br idg e re ct ifi er s sil ico n br idg e re ct ifi er s gl as s pas siv ate d br idg e re ct ifi er s m a x i m u m r a t i n g s a n d e l e c t r i c a l c h a r a c t e r i s t i c s 0 r a t i n g s a t 2 5 c a m b i e n t t e m p e r a t u r e u n l e s s o t h e r w i s e s p e c i f i e d . r e s i s t i v e o r i n d u c t i v e l o a d , 6 0 h z . f o r c a p a c i t i v e l o a d , d e r a t e c u r r e n t b y 2 0 % . c h e n g - y i c h e n g - y i el ec t r o n ic reverse volt age -50 to 1000 volts forward current -10/15/25/35 amperes features surge overload rating - 220~400 amperes peak ideal for printed circuit board reliable low cost construction utilizing molded plastic technique plastic material has underwriters laboratory flammability classification 94v-o mounting position: any v rrm v rms v dc symbol u n i t s v v v maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage characteristics notes: 1. measured at 1.0mhz and applied reverse voltage of 4.0v dc. 2. device mounted on 100mm x 100mm x 1.6mm cu plate heatsink. kbu kbu kbu kbu kbu kbu kbu 1 0 0 0 5 1 5 0 0 5 2 5 0 0 5 3 5 0 0 5 5 0 3 5 5 0 1 0 0 1 1 5 0 1 2 5 0 1 3 5 0 1 1 0 0 7 0 1 0 0 1 0 0 2 1 5 0 2 2 5 0 2 3 5 0 2 2 0 0 1 4 0 2 0 0 1 0 0 4 1 5 0 4 2 5 0 4 3 5 0 4 4 0 0 2 8 0 4 0 0 1 0 0 6 1 5 0 6 2 5 0 6 3 5 0 6 6 0 0 4 2 0 6 0 0 1 0 0 8 1 5 0 8 2 5 0 8 3 5 0 8 8 0 0 5 6 0 8 0 0 1 0 1 0 1 5 1 0 2 5 1 0 3 5 1 0 1 0 0 0 7 0 0 1 0 0 0 i (av) a maximum average forward (with heatsink note 2) 0 t rectified current @ =100 c (without heatsink) c 1 5 . 0 3.2 i fsm a peak forward surge current 8.3 ms single half sine-wave super imposed on rated load (jedec method) 10a 15a25a 35a 2 2 0 2 4 0 3 0 0 4 0 0 v f c j t j t stg i r 2 it rj c a 2 a s 0 c 0 c / w 0 c v f p operating temperature range storage temperature range maximum forward voltage at 7.5a dc 0 t maximum dc reverse current @ =25 c j 0 t at rated dc blocking voltage @ =125 c j 2 i t rating for fusing (t<8.3ms) typical junction capacitance per element (note 1) typical thermal resistance (note 2) 1 0 500 1.05 0.8 240 60 - 5 5 t o + 1 5 0 - 5 5 t o + 1 5 0
rating and characteristics curves kbu 10a/15a/25a/35a series c h e n g - y i c h e n g - y i el ec t r o n ic k b u 1 0 a / 1 5 a / 2 5 a / 3 5 a s e r i e s sil ico n br idg e re ct ifi er s gl as s pas siv ate d br idg e re ct ifi er s sil ico n br idg e re ct ifi er s gl as s pas siv ate d br idg e re ct ifi er s 1 0 0 1 0 1 0 5 0 1 0 0 1 5 0 2 0 0 2 5 0 3 0 0 kbu 15/25/35 kbu 10 fig. 2 - de ratin g c urv e out put re ctif ied cu rre nt 0 tem perat ure , c a v e r a g e f o r w a r d o u t p u t c u r r e n t a m p e r e s kbu 35 kbu 25 kbu 25 kbu 15 kbu 15 kbu 10 kbu 10 fig. 4 - ty pica l re vers e char acte rist ics i n s t a n t a n e o u s r e v e r s e c u r r e n t , m i c r o a m p e r e s perc ent of r ated peak rev erse voltage fig. 3 - ty pica l fo rwar d char acte rist ics instantan eous forw ard v oltage, volts i n s t a n t a n e o u s f o r w a r d c u r r e n t , a m p e r e s fig. 1 - maximum forward surge current p e a k f o r w a r d s u r g e c u r r e n t a m p e r e s numb er of cycles at 60hz 40 30 20 10 0 50 150 100 0 20 40 60 80 100 120 140 10 1.0 0.1 0.01 o t j =25 c 100 10 1.0 0.1 0.01 0.4 0.6 0.8 1.0 1.2 1.4 1.6 kbu 35
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