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| Shanghai Lunsure Electronic Technology Co.,LTD Tel:0086-21-37185008 Fax:0086-21-57152769 ARL251/ARSL251 THRU ARL256/ARSL256 BUTTON DIODES VOLTAGE RANGE 100 TO 600 VOLTS CURRENT 25AMPS AR .051(1.3) DIA .047(1.2) .051(1.3) ARSL DIA .047(1.2) Features Low leakage Low forward voltage drop High current capability High forward surge current capability Mechanical Data .185(4.7) .165(4.2) .185(4.7) .165(4.2) Case: transfer molded plastic Technology: button with vcauum soldered Epoxy: UL94V-0 rate flame retardant Max28.0mm Polarity: color ring denotes cathode Min25.4mm Lead: Plated lead, solderable per MIL-STD-202E method 208C Mounting position: Any Weigth: ARL 2.70 grams, ARSL 2.60 grams .250(6.4) .235(6.0) Max28.0mm Min25.4mm .250(6.4) .235(6.0) .410(10.4) DIA .380( 9.7) .225(5.7) DIA .215(5.5) .225(5.7) DIA .215(5.5) .346(8.8) DI .327(8.2) Maximum Ratings and Electrical Charactristics Rating at 25oC ambient temperature unless otherwise specified Single phase, half wave, 60Hz, resistive or inductive load For capacitive load derate current by 20% Parameters Maximum repetitive peak reverse voltage Maximum RM S voltage Maximum DC blocking voltage Maximum Average rectified forward current at TC=110oC Peak forward surge current 8.3mS single half sine-wave superimposed on rated load (JE DEC Method) Rating for fusing(t<8.3ms) Maximum instantaneous forward voltage drop at 100A Maximum DC reverse current TA=25oC at rated DC blocking voltage TA=150 C Typical thermal resistance Operating and storage temperature o Dimensions in inches and millimeters Symbols VRRM VRMS VDC Io IFSM I2t VF IR RJC TJ,TSTG ARL251 ARSL251 100 70 100 ARL252 ARSL252 200 140 200 ARL253 ARSL253 300 210 300 25 400 664 1.1 5.0 450 1.0 -65 to +175 ARL254 ARSL254 400 280 400 ARL256 ARSL256 600 420 600 Units Volts Volts Volts Amps Amps A2S Volts uA o C/W o C Notes: 1.Enough heatsink must be considered in application. www. cnelectr .com ARL251 THRU ARL256 ARSL251 THRU ARSL256 Ratings and Characteristic Curves www. cnelectr .com |
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