2.0w silicon zener diode features maximum ratings and electrical characteristics @ t a = 25 c unless otherwise specified characteristic symbol value unit power dissipation (note 1) p d 2.0 w forward voltage @ i f = 200ma v f 1.2 v operating and storage temperature range t j, t stg -65 to +175 c mechanical data notes: 1. valid provided that leads are kept at tl 75 c with lead length = 9.5mm (3/8?) from case; derate above 75 c. 2. ec directive 2002/95/ec (rohs) revision 13.2.2003. glass and high temperature solder exemptions applied where applicable, see eu directive annex notes 5 and 7. 1 of 2 2ez2.7d5 - 2ez330d5 www.senocn.com z ibo seno electronic engineering co., ltd. c do-41 dim m i n max a 24.5 ? b 4. 06 5. 21 c 0.60 0. 80 d 2. 00 3. 00 all di m e nsions in mm a b a d complete voltage range 2.7 to 330 volts high peak reverse power dissipation high reliability low leakage current 10% tolerance case : do-41 molded plastic epoxy : ul94v-o rate flame retardant lead : axial lead solderable per mil-std-202, method 208 guaranteed polarity : color band denotes cathode end mounting position : any 0 25 50 75 100 125 150 175 t l , lead temperature ( c ) 0.5 1.5 2.0 2.5 l = 3/8" (9.5mm) p d , maximum d issipation (watts) fig. 1 power temperature derating curve 0 fig. 1 power temperature derating curve 2ez2.7d5 - 2ez330d5 lead fr ee: for rohs / lead free version ! ! high peak reverse power dissipation ! ! ! ! ! !! ! ! ! ! 3. based on dc measurement at thermal equilibrium; lead length = 9.5mm (3/8?); thermal resistance of heat sink = 30c/w. a l l d a t a s h e e t
electrical characteristics @ t a = 25 c unless otherwise specified 2ez2.7d5 - 2ez330d5 2 of 2 2ez2.7d5 - 2ez330d5 www.senocn.com z ibo seno electronic engineering co., ltd. / p n j o b m ; f o f s 7 p m u b h f . b y j n v n ; f o f s * n q f e b o d f . b y j n v n 3 f w f s t f - f b l b h f $ v s s f o u . b y j n v n % $ ; f o f s $ v s s f o u 5 z q f / p 7 ; ! * ; 5 * ; 5 ; ; 5 ! * ; 5 ; ; , ! * ; , * ; , * 3 ! 7 3 * ; . " y j b m - f b e 4 . "
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