variable capacitance diode description the 1T368A is a variable capacitance diode designed for electronic tuning of wide-band catv tuners using a super miniature package. features super miniature package low series resistance: 0.75 max. (f = 470mhz) large capacitance ratio: 11.5 typ. (c 2 /c 25 ) small leakage current: 10na max. (v r = 28v) capacitance deviation in a matching group: within 2% applications electronic tuning of wide-band catv tuners structure silicon epitaxial planar type diode absolute maximum ratings (ta = 25?) reverse voltage v r 34 v operating temperature topr ?0 to +75 ? storage temperature tstg ?5 to +150 ? ?1 e99804-ps sony reserves the right to change products and specifications without prior notice. this information does not convey any licens e by any implication or otherwise under any patents or other right. application circuits shown, if any, are typical examples illustr ating the operation of the devices. sony cannot assume responsibility for any problems arising out of the use of these circuits. 1T368A m-235 electrical characteristics (ta = 25?) reverse voltage reverse current diode capacitance capacitance ratio series resistance capacitance deviation in a matching group v r i r c 2 c 25 c 2 /c 25 c 25 /c 28 rs ? c i r = 1 a v r = 28v v r = 2v, f = 1mhz v r = 25v, f = 1mhz c d = 14pf, f = 470mhz v r = 2 to 25v, f = 1mhz 34.0 29.54 2.64 11.0 1.03 11.5 10.0 33.54 2.94 0.75 2.0 v na pf pf % unit max. typ. min. conditions symbol item
? 2 1T368A 1 2 5 1 0 2 0 5 0 1 2 5 1 0 2 0 5 0 1 0 0 d i o d e 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 v r r e v e r s e v o l t a g e [ v ] c d i o d e c a p a c i t a n c e [ p f ] t a = 2 5 c 1 0 0 1 1 0 1 0 0 r e v e r s e c u r r e n t v s . a m b i e n t t e m p e r a t u r e 2 0 0 2 0 4 0 6 0 8 0 t a a m b i e n t t e m p e r a t u r e [ c ] i r r e v e r s e c u r r e n t [ p a ] v r = 2 8 v 0 . 6 0 0 . 8 0 f o r w a r d v o l t a g e v s . a m b i e n t t e m p e r a t u r e 2 0 0 2 0 4 0 6 0 8 0 t a a m b i e n t t e m p e r a t u r e [ c ] v f f o r w a r d v o l t a g e [ v ] i f = 1 m a 0 . 7 0 0 . 5 0 t a a m b i e n t t e m p e r a t u r e [ c ] 4 0 5 0 r e v e r s e v o l t a g e v s . a m b i e n t t e m p e r a t u r e 2 0 0 2 0 4 0 6 0 8 0 v r r e v e r s e v o l t a g e [ v ] 4 5 3 5 i r = 1 0 a
? 3 1T368A 1 . 0 1 1 . 0 3 d i o d e c a p a c i t a n c e v s . a m b i e n t t e m p e r a t u r e 2 0 0 2 0 4 0 6 0 8 0 t a a m b i e n t t e m p e r a t u r e [ c ] c ( t a ) / c ( 2 5 c ) d i o d e c a p a c i t a n c e v r = 1 v 1 . 0 2 1 . 0 0 0 . 9 9 0 . 9 8 v r = 2 v v r = 7 v v r = 2 5 v v r = 1 5 v 1 1 0 0 r e v e r s e c u r r e n t v s . r e v e r s e v o l t a g e 1 3 1 0 3 0 v r r e v e r s e v o l t a g e [ v ] i r r e v e r s e c u r r e n t [ p a ] 1 0 0 . 1 t a = 8 0 c t a = 6 0 c t a = 2 5 c 1 0 0 0 t e m p e r a t u r e c o e f f i c i e n t o f d i o d e c a p a c i t a n c e 1 2 5 1 0 v r r e v e r s e v o l t a g e [ v ] t e m p e r a t u r e c o e f f i c i e n t [ p p m / c ] 5 0 2 0 5 0 5 0 0 2 0 0 1 0 0
? 4 1T368A s o n y c o d e e i a j c o d e j e d e c c o d e p a c k a g e w e i g h t a a a a a a m - 2 3 5 * 1 . 2 5 + 0 . 2 0 . 1 0 . 3 + 0 . 1 0 . 0 5 * 1 . 7 0 . 1 2 . 5 0 . 2 1 2 0 . 3 + 0 . 1 0 . 0 5 * 0 . 9 0 . 1 0 . 2 0 0 . 0 5 0 t o 1 0 0 . 1 1 + 0 . 1 0 . 0 6 m - 2 3 5 0 . 1 g n o t e : d i m e n s i o n * d o e s n o t i n c l u d e m o l d p r o t r u s i o n . package outline unit: mm marking 2 6 8 b 1 c a t h o d e m a r k n o t e s 1 ) b : l o t n o . ( y e a r a n d m o n t h o f m a n u f a c t u r e ) y e a r ; l a s t o n e d i g i t m o n t h ; a , b , c ( f o r o c t . t o d e c . ) 1 t o 9 ( f o r j a n . t o s e p t . )
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