MCC SRA251 THRU SRA257 omponents 20736 Marilla Street Chatsworth !"# $ % !"# Features * * * * * Low Cost Low Leakage Low Forward Voltage Drop High Current Capability For Automotive Applications 25Amp Recover Rectifier 50 to 1000 Volts Maximum Ratings * * SRA Operating Temperature: -50C to +175C Storage Temperature: -50C to +175C A MCC Catalog Number SRA251 SRA252 SRA253 SRA254 SRA255 SRA256 SRA257 Device Marking --------------- Maximum Recurrent Peak Reverse Voltage 50V 100V 200V 400V 600V 800V 1000V Maximum RMS Voltage 35V 70V 140V 280V 420V 560V 700V Maximum DC Blocking Voltage 50V 100V 200V 400V 600V 800V 1000V E C D B Electrical Characteristics @ 25C Unless Otherwise Specified Average Forward IF(AV) 25A TA = 150C Current Peak Forward Surge IFSM 400A 8.3ms, half sine Current Maximum 1.1V IFM = 25A; Instantaneous VF Forward Voltage TJ = 25C* Maximum DC Reverse Current At IR 25 A TJ = 25C Rated DC Blocking 250A TJ = 100C Voltage Typical Junction CJ 300pF Measured at Capacitance 1.0MHz, VR=4.0V *Pulse test: Pulse width 300 sec, Duty cycle 2% DIMENSIONS DIM A B C D E INCHES MIN .332 .165 .218 .234 ---- MAX .342 .175 .222 .246 5' MM MIN 8.43 4.19 5.54 5.94 --- MAX 8.69 4.45 5.64 6.25 5' NOTE www.mccsemi.com Revision: 3 2003/04/30 MCC SRA251 thru SRA257 Figure 1 Typical Forward Characteristics Figure 2 Forward Derating Curve 20 30 100 60 25 40 20 20 25C Amps 15 10 Amps .6 10 .4 5 .2 Single Phase, Half Wave 60Hz Resistive or Inductive Load .1 0 50 75 100 125 175 150 .06 0 .04 C Average Forward Rectified Current - Amperesversus Ambient Temperature - C .02 Figure 4 Peak Forward Surge Current .01 .4 .6 .8 1.0 1.2 1.4 600 Volts Instantaneous Forward Current - Amperesversus Instantaneous Forward Voltage - Volts 500 400 300 Amps 200 100 0 1 2 4 6 8 10 20 40 00 60 80 100 Cycles Peak Forward Surge Current - Amperesversus Number Of Cycles At 60Hz - Cycles Figure 3 Junction Capacitance 400 300 200 100 pF TJ=25C 10 6 4 2 1 .1 .2 .4 1 Volts 2 4 10 20 40 100 200 400 1000 Junction Capacitance - pFversus Reverse Voltage - Volts www.mccsemi.com Revision: 3 2003/04/30