features low cost this series is ul recognized under component index, file number e127707 high forward surge current capability integrally molded heatsink provide very low thermal resistance. high isolation voltage from case to leads. high temperature soldering guaranteed: 260 /10 second, at 5 lbs. (2.3kg) tension. mechanical data case: molded plastic body, suffic "n" for thinner type terminal: plated lead 0.040" (1.02mm) diameter polarity: polarity symbols marked on case. mounting: thru hole for #10 screw, 20 in,- lbs. torqute max. weight: 0.61 ounce, 17.4gram(br25w) maximum ratings and electrical characteristics ratings at 25 ambient temperature unless otherwise specified single phase, half wave, 60hz, resistive or inductive load. for capacitive load derate current by 20% symbols br2505w br251w br252w br254w br256w BR258W br2510w v rrm volts maximum rms voltage v rms
volts maximum dc blocking voltage v dc volts maximum average forward rectified output current, at t c = 50 (note 1, 2) peak forward surge current 8.3ms single half sine - wave superimposed on rated load (jedec method ) rating for fusing (t<8.3ms) i 2 ta 2 s per bridge element at 12.5a maximum dc reverse current at rate d t a = 25 a dc blocking voltage per element t a ma isolation voltage from case to leads. v iso v ac typical thermal resistance (note 1,2) r jc /w operating temperature range t j storage temperature range t stg 1. unit mounted on 5" x 6" x 4.9" (12.8cm x 15.2cm x 12.4cm)al. finned plate. 2. bolt down on heat-sink with silicon thermal compound between bridge and mounting sutfae for maximum heat transfer efficiency with # 10 screw. maximum instantaneous forward voltage drop
i (av) 2.0 (-65 to +150) (-65 to +150) amps v f i r volts
i fsm single-phase bridge rectifier a mps maximum repetitive peak reverse voltage br2505w-2510w http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
instantaneous reverse current, instantaneous forward current, (a) 1%duty cycle pulse width=300us 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 instantaneous forward voltage,(v) fig.5-typical junction capacitance revrese voltage,(v) junction capacitance,(pf) 0.1 10 1.0 100 f=1mhz t =25 c v sig =50mv 1000 0.01 0.1 1.0 average power dissipation of bridge, average output current, 10 100 0 50 201510 30 25 load 35 percent of rated peak reverse voltage,(%) 40 fig.6-maximum power dissipation 40 20 (w) 60 80 100 j t =25 c 0 20 0.01 0.1 1.0 or resistive inductive load capacitive j j max t =t 100 60 80 120 140 j t =25 c 75 inductive or resistive fig.3-typical forward characteristics fig.1-derating curve for case temperature, ( c) per bridge element output rectified current average forward output 10 100 single phase current,(a) 0 0 10 25 50 half wave 60hz load 20 30 forward surge current per element fig.4-typical reverse number of cycles at 60 hz characteristics (ua) 10 100 150 100 125 175 heat sink mounting al.finned plate peak forward surge current, (a) 100 1 cycle 0 1 300 200 j t =100 c 10 100 (jedec method) =t 8.3ms single half sine-wave t j max j fig.2-maximum non-repetitive peak p-p j 5"x 6"x 4.9" thick (12.8 x 15.2 x 12.4cm) per bridge element per bridge element 2 4 6 8 20 40 60 80 (a) br2505w-2510w http:// www.wej.cn e-mail:wej@yongerjia.com wej electronic co. r o hs wej electronic co.,ltd
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