page . 1 stad-mar.06.2009 er300~er308 features ? superfast recovery times-epitaxial construction. low forward voltage, high current capability. exceeds environmental standards of mil-s-19500/228. hermetically sealed. low leakage. high surge capability. plastic package has underwriters laboratories flammability classification 94v-o utilizing flame retardant epoxy molding compound. in compliance with eu rohs 2002/95/ec directives mechanical data case: molded plastic, do-201ad terminals: axial leads, solderable to mil-std-750,method 2026 polarity: color band denotes cathode end mounting position: any weight: 0.0395 ounce, 1.122 gram superfast recovery rectifiers maximum ratings and electrical characteristics ratings at 25c ambient temperature unless otherwise specified. resistive or inductive load, 60hz. notes:1. reverse re covery test conditions: i f =.5a, i r =1a, i rr =.25a 2. measured at 1 mhz and applied reverse voltage of 4.0 vdc 3. thermal resistance from junction to ambient and from junction to lead length 0.375"(9.5mm) p.c.b. mounted do-201ad unit: inch(mm) .052(1.3) .210(5.3) 1.0(25.4)min. 1.0(25.4)min. .375(9.5) .285(7.2) .048(1.2) .188(4.8) voltage 50 to 800 volts current 3.0 ampere r e t e m a r a pl o b m y s 0 0 3 r e1 0 3 r ea 1 0 3 r e2 0 3 r e3 0 3 r e4 0 3 r e6 0 3 r ea 6 0 3 r e8 0 3 r e s t i n u e g a t l o v e s r e v e r k a e p t n e r r u c e r m u m i x a m v m r r 0 50 0 10 5 10 0 20 0 30 0 40 0 60 0 70 0 8v e g a t l o v s m r m u m i x a m v s m r 5 30 75 0 10 4 10 1 20 8 20 2 40 9 40 6 5v e g a t l o v g n i k c o l b c d m u m i x a m v c d 0 50 0 10 5 10 0 20 0 30 0 40 0 60 0 70 0 8v ) m m 5 . 9 ( " 5 7 3 . t n e r r u c d r a w r o f e g a r e v a m u m i x a m t t a h t g n e l d a e l a 5 5 = o c i ( f) v a 0 . 3a e v a w - e n i s f l a h e l g n i s s m 3 . 8 : t n e r r u c e g r u s d r a w r o f k a e p ) d o h t e m c e d e j ( d a o l d e t a r n o d e s o p m i r e p u s i m s f 5 2 1a c d a 0 . 3 t a e g a t l o v d r a w r o f m u m i x a m v f 5 9 . 05 2 . 10 7 . 10 . 25 . 2v t t a t n e r r u c e s r e v e r c d m u m i x a m j 5 2 = o c t e g a t l o v g n i k c o l b c d d e t a r j 5 2 1 = o c i r 0 . 1 0 0 3 a ) 1 e t o n ( e m i t y r e v o c e r e s r e v e r m u m i x a m t r r 5 3s n ) 2 e t o n ( e c n a t i c a p a c n o i t c n u j l a c i p y t c j 5 3f p ) 3 e t o n ( e c n a t s i s e r n o i t c n u j l a c i p y t r a j 0 2 o / c w e g n a r e r u t a r e p m e t e g a r o t s d n a g n i t a r e p o t j t , g t s 0 5 1 + o t 5 5 - o c
page . 2 stad-mar.06.2009 er300~er308 r a t i n g a n d c h a r a c t e r i s t i c c u r v e s fig.1 reverse recovery time characteristic and test circuit diagram fig.1 reverse recovery time characteristic and test circuit diagram (+ ) 25vdc (appr ox) (- ) (- ) (+ ) 50 naninductive w oscilloscope note 1 notes:1.rise time = 7 ns max. input i mpedance = 1 m egohm. 2 2pf 2.rise time = 1 0ns max. source impedance = 50 ohms pulse generator note 2 1 naninductive w 10 naninductive w set time base for 10ns/cm +0.5a 0 -0.25 -1.0 1c m t rr fig.2 maximum non-repeitive surge current fig.2 maximum non-repeitive surge current number of cycles at 60hz forward surge current, a mperes pk (half-sing wave) 25 50 75 100 125 1 2 46810 20 406080100 fig.3 maximum average forward current rating fig.3 maximum average forward current rating ambient temperature, c o average forward recified current amperes . 2.0 3.0 4.0 . 1.0 . . 0 0 20 40 60 80 100 120 140 160 180 maximumaverage current rating single phase, h alf-wave, 6 0hz resistive or inductive load .375" ( 9mm) l ead lengths fig. 6 typical junction capacitance fig. 6 typical junction capacitance reverse voltage, v olts junction capacitance, p f fig.4 typical junction capacitance fig.4 typical junction capacitance instantaneous forward voltage volts instantaneous forward current amperes 1 100 0 1.0 0.1 .01 0.4 0.8 1.2 1.6 2.0 2.4 2.8 0 t=25c j o 50-200v 700v fig.5 typical reverse characteristics fig.5 typical reverse characteristics 100 10 0.1 1 10 100 1 tj = 2 5c f=1 .0 mhz vsig = 5 0mvp-p o 800v 600v 300-400v percent of rated peak inverse voltge, volts invstantaneous reverse current, microamperes 1000 100 10 1.0 0.1 20 40 60 80 100 120 t=75 c j o t=25 c j o t = 125 c j o
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