qw -b0050 page 1 rev :a v oltage: 100v current: 0.15a rohs device 1N4148-G d i m e n s i o n s i n i n c h e s a n d ( m i l l i m e t e r ) d o - 3 5 1.02(26.00) min. 0.079(2.00) max. 1.02(26.00) min. features -surge overload ratings to 2 amperes peak. -ideal for printed circuit board. mechanical data -case: glass, do-35 -lead: axial leads,solderable per mil-std-202, ? 0.02(0.52)t yp. 0.165(4.20) max. symbol parameter v alue unit maximum ratings and electrical characteristics maximum rms v oltage 150 maximum a verage forward current v rrm 100 350 v ma ma k/w i fsm i f(a v) r ja a i fsn maximum repetitive peak v oltage v rms 75 v 500 forward repetitive peak current peak forward surge current tp=1us 2.0 method 208 guaranteed. -w eight: 0.13gram -polarity:indicated by cathode band. -mounting position: any operating and storage t emperature rang -65 to +200 c t j, t stg switching diode comchip t echnology co., l td. t ypical resistance junction to amvient air (note 1) ratings at 25c ambient temperature unless otherwise specified. single phase, half wave, 60hz, resistive or inductive load. for capacitive load derate current by 20%. nt oes: (1) thermal resistance junction to ambient air . v 1 i r v f forward v oltage at i f = 10 ma parameter symbol min max unit t rr 4. ns t yp. C C C leakage current at v r = 20 v at v r = 75 v at v r = 20 v ,t j = 150c i r i r 50 5 25 ua ua na reverse recovery t ime ( note 2) C C C (2) r se recovery t est conditions: i f =10ma,v r =6v ,irr=0.1 x i r , r l =100?. ever t erminal:pure tin plated lead free. -
ra ting and characteristic cur ves (1N4148-G) page 2 qw -b0050 rev :a switching diode p e r c e n t o f r a t e d p e a k r e v e r s e v o l t a g e , ( % ) 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 , ( u a ) t j = 1 0 0 c 0 2 0 4 0 6 0 8 0 1 0 0 1 2 0 1 4 0 1 0 0 1 0 1 . 0 0 . 1 0 . 0 1 f i g . 1 - m a x i m u m f o r w a r d c u r r e n t a v e r a g e f o r w a r d c u r r e n t , ( m a ) a m b i e n t t e m p e r a t u r e , ( c ) 2 5 0 2 0 0 1 5 0 1 0 0 5 0 1 1 0 1 0 0 f i g . 2 - 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 p e r b r i d g e e l e l m e n t p e a k f o r w a r d s u r g e c u r r e n t , ( a ) n u m b e r o f c y c l e s a t 6 0 h z t j = 1 5 0 c f ig . 3 - t y p ic 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 is t ic s p e r b r id g e e le m e n t i n s t a n t a n e o u s f o r w a r d v o lt a g e , ( v ) i n s t a n t a n e o y s f o r w a r d c u r r e n t , ( m a ) 0 .3 0 1 0 0 2 0 0 0 .5 0 .9 1 .1 1 .3 f i g . 4 - 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 p e r b r i d g e e l e m e n t 0 3 . 5 2 . 5 2 . 0 1 . 0 0 1 0 0 0 1 0 0 1 0 1 . 0 0 . 1 d e r a t i n g c u r v e 0 . 5 1 . 5 3 . 0 8 . 3 m s s i n g l e h a l f s i n e w a v e j e d e c m e t h o d 0 .7 t j = 1 5 0 c t j = 2 5 c t j = 2 5 c fig.5 - reverse recover t ime characteristics and t est circuit diagarm (+) (+) 50vdc (approx.) ( ) ( ) pulse genera tor (note 2) oscilliscope (note 1) 1 non- inductive w notes: 1. rise t ime= 7ns max. input impedance= 1 megohm.22pf . 2. rise t ime= 10ns max. source impedance= 50 ohms. d.u.t . 10 noninductive 50 noninductive w w +0.5a 0 -0.25a -1.0a | | | | | | | | 1cm set time base for 50 / 10ns / cm trr comchip t echnology co., l td.
b t aping specification for axial lead diodes l 1 l 2 e a z t e 90 5 page 3 qw -b0050 rev :a b z t e l 1 - l 2 d o - 3 5 s y m b o l a ( m m ) ( i n c h ) 0 . 0 4 0 ( m a x ) 5 . 0 0 0 . 5 5 2 . 0 1 . 5 6 . 0 0 . 4 1 . 0 ( m a x ) 1 . 2 ( m a x ) 0 . 8 ( m a x ) 2 . 0 4 7 0 . 0 2 0 0 . 1 9 7 0 . 0 2 0 0 . 0 4 7 ( m a x ) 0 . 2 3 6 0 . 0 1 6 0 . 0 3 2 ( m a x ) standard packaging part number 1N4148-G marking code 1n4148 marking code 1 n 4 8 switching diode 4 1 comchip t echnology co., l td. c a s e t y p e d o - 3 5 5 , 0 0 0 b o x ( p c s ) a m m o p a c k c a r t o n ( p c s ) 1 0 0 , 0 0 0
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