ds15001 rev. 8 - 3 1 of 3 dl4933-dl4937 www.diodes.co m ? diodes incorporated features glass pass ivated junction low leakage current low forward voltage drop high current capability lead free finish/roh s complia nt (note 3) single phase, half wave, 60hz, resistive or inductive load. for capac itive load, derate current by 20% . maximum ratings and elect rical char acterist ics @ t a = 25 c unless otherwise s pecified characteristic symbol dl4933 dl4934 dl4935 dl4936 dl4937 units peak repetitive revers e voltage working peak revers e voltage dc blocking voltage v rrm v rwm v r 50 100 200 400 600 v rms reverse voltage v r (rms) 35 70 140 280 420 v average forward rectified current @ t t = 75c i o 1.0 a peak forward surge cur rent 8.3 ms half sine-wave superimposed on rated load i fsm 30 a maximum instantaneous forwar d voltage @ i f = 1.0a v f m 1.2 v maximum dc reverse cur rent at rated blocking voltage i r m 5.0 m a maximum full load reverse current f ull cycle average @ t t = 55 c i r 100 m a maximum reverse rec overy t ime (note 1) t rr 200 ns typical total capacitance (n ote 2) c t 15 pf operating and storage temperature range t j , t stg -65 to +150 c notes: 1. reverse recov ery test conditions: i f =1.0a, v r =30v, di / dt = 50 a/ m s. 2. measured at 1.0mhz and applied rev erse voltage of 4.0v. 3. rohs revision 13.2.2003. glass and high temperature solder exemptions applied, see eu directive annex n otes 5 and 7 . dl4933 - dl4937 1.0a surface m ount fast reco very rectifi er mechanical data case: melf case material: molded pl astic. ul flammability classification rating 94v-0 lead free plating (matte tin finish). polarity: cathode band approx weight: 0.25 grams marking: cathode band only melf dim min max a 4.80 5.20 b 2.40 2.60 c 0.55 nominal all dimensions in m m c a b n o t r e c o m m e n d e d f o r n e w d e s i g n s u g g e s t e d r e p l a c e m e n t r s 1 a - r s 1 j
n o t r e c o m m e n d e d f o r n e w d e s i g n s u g g e s t e d r e p l a c e m e n t r s 1 a - r s 1 j ds15001 rev. 8 - 3 2 of 3 dl4933-dl4937 www.diodes.co m 0 . 0 1 0 . 1 1 . 0 1 0 0 . 6 0 . 8 1 . 0 1 . 2 1 . 4 t = 2 5 o c j p u l s e w i d t h = 3 0 0 m s i , 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 ) f v , i n s t a n t a n e o u s f o r w a r d v o l t a g e ( v ) f f i g . 1 t y p i c a l f o r w a r d c h a r a c t e r i s t i c s 1 1 0 1 0 0 1 1 0 1 0 0 c , t o t a l c a p a c i t a n c e ( p f ) t v , r e v e r s e v o l t a g e ( v ) r f i g . 4 t y p i c a l to t a l c a p a c i t a n c e v s r e v e r s e v o l t a g e t = 2 5 o c j f = 1 m h z 0 1 0 2 0 3 0 1 1 0 1 0 0 i , p e a k f o r w a r d s u r g e c u r r e n t ( a ) f s m n u m b e r o f c y c l e s at 6 0 h z f i g . 3 p e a k f w d s u r g e c u r r e n t v s n u m b e r o f c y c l e s a t 6 0 h z t = 1 5 0 o c j p u l s e w i d t h 8 . 3 m s s i n g l e h a l f s i n e - w a v e 0 0 . 2 0 . 4 0 . 6 0 . 8 1 . 0 2 5 5 0 7 5 1 0 0 1 2 5 1 5 0 1 7 5 2 0 0 i , a v e r a g e f o r w a r d r e c t i f i e d c u r r e n t ( a ) o t , t e r m i n a l t e m p e r a t u r e ( o c ) t f i g . 2 f o r w a r d d e r a t i n g c u r v e s i n g l e p h a s e h a l f w a v e 6 0 h z r e s i s t i v e o r i n d u c t i v e l o a d device packaging shipping dl4933-13-f melf 5,000/tape & reel dl4934-13-f melf 5,000/tape & reel dl4935-13-f melf 5,000/tape & reel dl4936-13-f melf 5,000/tape & reel DL4937-13-F melf 5,000/tape & reel orderi ng inform ation
n o t r e c o m m e n d e d f o r n e w d e s i g n s u g g e s t e d r e p l a c e m e n t r s 1 a - r s 1 j ds15001 rev. 8 - 3 3 of 3 dl4933-dl4937 www.diodes.co m i m p o r t a n t n o t i c e d i o d e s i n c o r p o r a t e d a n d i t s s u b s i d i a r i e s r e s e r v e t h e r i g h t t o m a k e m o d i f i c a t i o n s , e n h a n c e m e n t s , i m p r o v e m e n t s , c o r r e c t i o n s o r o t h e r c h a n g e s w i t h o u t f u r t h e r n o t i c e t o a n y p r o d u c t h e r e i n . d i o d e s i n c o r p o r a t e d d o e s n o t a s s u m e a n y l i a b i l i t y a r i s i n g o u t o f t h e a p p l i c a t i o n o r u s e o f a n y p r o d u c t d e s c r i b e d h e r e i n ; n e i t h e r d o e s i t c o n v e y a n y l i c e n s e u n d e r i t s p a t e n t r i g h t s , n o r t h e r i g h t s o f o t h e r s . t h e u s e r o f p r o d u c t s i n s u c h a p p l i c a t i o n s s h a l l a s s u m e a l l r i s k s o f s u c h u s e a n d w i l l a g r e e t o h o l d d i o d e s i n c o r p o r a t e d a n d a l l t h e c o m p a n i e s w h o s e p r o d u c t s a r e r e p r e s e n t e d o n o u r w e b s i t e , h a r m l e s s a g a i n s t a l l d a m a g e s . l i f e s u p p o r t d i o d e s i n c o r p o r a t e d p r o d u c t s a r e n o t a u t h o r i z e d f o r u s e a s c r i t i c a l c o m p o n e n t s i n l i f e s u p p o r t d e v i c e s o r s y s t e m s w i t h o u t t h e e x p r e s s e d w r i t t e n a p p r o v a l o f t h e p r e s i d e n t o f d i o d e s i n c o r p o r a t e d .
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