ultra fast recovery rectifier qw -bu008 page 1 rev :a pa ra m et er sy m bo l un it maximum recurrent peak reverse voltage maximum peak reverse voltage maximum dc blocking voltage maximum average forward rectified current t a =75c peak forward surge current, 8.3ms single half sine-wave superimposed on rated load (jedec method) maximum instantaneous @ 4.0a maximum dc reverse current at rated dc blocking voltage t a =150c maximum reverse recovery time at operating junction and storage t a =25c mur440-g 400 280 400 v rrm v rwm v dc i (a v) i fsm v f i r t rr tj,t stg 4.0 150 1.28 5.0 250 50 -55 to +175 v v v a a v ns c a notes: 1. pulse test : tp=300us,duty cycle<2%. 2. lead length=1/2 on p .c. board with 1.5 x 1.5 copper surface. v oltage: 400 to 600 v current: 4.0 a rohs device mur440-g thru. MUR460-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 - 2 0 1 a d 0.374(9.50) 1.000(25.40) min. 0.209(5.30) 0.051(1.30) 1.000(25.40) min. features -fast switching for high ef ficiency . -low forward voltage drop. -high current capability . -low reverse leakage current. -high surge current capability . mechanical data -case: molded plastic, do-201ad -epoxy: ul 94v -0 rate flame retardant -polarity: color band denotes cathode -t erminals: solderable per mil-std-202, -mounting position: any -w eight: 1.1 grams 0.047(1.20) 0.189(4.80) 0.283(7.20) MUR460-G 600 420 600 method 208 forward voltage @ 3.0a i f =0.5a , i r =1.0a , irr=0.25a temperature range comchip t echnology co., l td. 1.25 electrical characteristics (at t a=25c unless otherwise noted) ratings at 25c ambient temperature unless otherwise specified. single phase, half wave, 60hz, resistive or inductive load. for capacitive load derate current by 20%.
ra ting and characteristic cur ves (mur440-g thru. MUR460-G) page 2 qw -bu008 rev :a fig.1 forward current derating curve 0 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 lead t emperature ( c) 0 7 5 1 7 5 fig.2 maximum non-repetitive peak forward surge current 0 p e a k f o r w a r d s u r g e c u r r e n t ( a ) number of cycles at 60hz 0 1 0 0 2 5 5 0 7 5 fig.3 t ypical instantaneous forward characteristics 0 . 0 1 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 ) instantaneous forward v oltage (v) 0 . 6 0 . 1 1 0 0 1 . 2 5 0 1 0 0 1 0 0 1 2 5 1 2 5 2 . 0 4 . 0 6 . 0 1 0 1 5 0 1 7 5 fig.4 t ypical reverse characteristics 0 . 0 0 1 i n s t a n t a n e o u s r e v e r s e l e a k a g e c u r r e n t ( a ) percent of rated peak reverse v oltage (%) 0 4 0 1 0 0 0 . 0 1 8 0 0 . 1 1 0 0 0 2 0 6 0 0 . 8 1 . 0 1 . 4 2 . 0 1 . 6 1 . 8 1 . 0 1 0 pcb with 1.5x1.5 2 5 1 5 0 t j =25c fig.5 t ypical junction capacitance per leg 1 0 j u n c t i o n c a p a c i t a c n e ( p f ) reverse v oltage (v) 0 . 1 1 0 0 0 1 1 0 1 0 0 1 0 0 t j =25c f=1mhz vsig=50mvp-p ultra fast recovery rectifier 5 . 0 3 . 0 1 . 0 copper pads l=1/2 1 1 0 1 0 0 t j =100c t j =175c comchip t echnology co., l td.
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