MCC SK32A-LT THRU SK310A-LT omponents 20736 Marilla Street Chatsworth !"# $ % !"# Features * * * * * 3 Amp Schottky Rectifier 20 to 100 Volts For Surface Mount Applications Extremely Low Thermal Resistance Easy Pick And Place High Temp Soldering: 250C for 10 Seconds At Terminals High Current Capability With Low Forward Voltage DO-214AC (SMAJ) (LEAD FRAME) Maximum Ratings * * * H Operating Temperature: -50C to +125C Storage Temperature: -50C to +150C Maximum Thermal Resistance; 10C/W Junction To Lead MCC Part Number SK32A-LT SK33A-LT SK34A-LT SK35A-LT SK36A-LT SK38A-LT SK310A-LT Device Marking SK32A SK33A SK34A SK35A SK36A SK38A SK310A Maximum Recurrent Peak Reverse Voltage 20V 30V 40V 50V 60V 80V 100V Maximum RMS Voltage 14V 21V 28V 35V 42V 56V 70V Electrical Characteristics @ 25C Unless Otherwise Specified Average Forward Current Peak Forward Surge Current Maximum Instantaneous Forward Voltage SK32A-34A SK35A-36A SK38A-310A Maximum DC Reverse Current At Rated DC Blocking Voltage Typical Junction Capacitance J Maximum DC Blocking Voltage 20V 30V 40V 50V 60V 80V 100V IF(AV) 3.0A TJ = 120C IFSM 100A 8.3ms, half sine A E C D F B G DIMENSIONS DIM A B C D E F G H J INCHES MIN .078 .050 .002 --.030 .065 .189 .157 .090 MM MIN 1.98 1.27 .05 --.76 1.65 4.80 4.00 2.25 MAX .103 .064 .008 .02 .060 .091 .220 .181 .115 MAX 2.62 1.63 .20 .51 1.52 2.32 5.59 4.60 2.92 NOTE SUGGESTED SOLDER PAD LAYOUT VF .50V .75V .85V IFM = 3.0A; TJ = 25C* IR .5mA 20mA TJ = 25C TJ = 100C CJ 250pF Measured at 1.0MHz, VR=4.0V 0.090" 0.085" 0.070" *Pulse test: Pulse width 200 sec, Duty cycle 2% Revision: 4 www.mccsemi.com 2003/10/13 MCC SK32A-LT thru SK310A-LT Figure 1 Typical Forward Characteristics 100 Figure 2 Forward Derating Curve 60 3.0 40 SK35A-36A 20 SK32A-SK34A 2.5 SK38A-SK310A 10 2.0 6 1.5 4 Amps 2 Amps 1.0 1 .5 Single Phase, Half Wave 60Hz Resistive or Inductive Load .6 .4 0 40 60 100 80 .2 120 140 160 C 25C Average Forward Rectified Current - Amperesversus Ambient Temperature - C .1 .06 .04 .02 .01 .2 .4 .6 .8 1.0 1.2 1.4 Volts Instantaneous Forward Current - Amperesversus Instantaneous Forward Voltage - Volts Figure 3 Junction Ca pacitance 100 600 400 200 pF TJ =25C 100 60 40 20 10 .1 .2 .4 1 Volts 2 4 10 20 40 100 200 400 1000 Junction Capacitance - pF versus Reverse Voltage - Volts Revision: 4 www.mccsemi.com 2003/10/13 MCC SK32A-LT thru SK310A-LT Figure 4 Typical Reverse Characteristics 10 6 4 Figure 5 Peak Forward Surge Current 150 100C 2 125 1 100 .6 75C 75 .4 Amps 50 .2 25C 25 mAmps .1 0 .06 1 2 4 6 8 10 20 40 60 80 100 Cycles .04 Peak Forward Surge Current - Amperesversus Number Of Cycles At 60Hz - Cycles .02 .01 .006 SK32A-34A SK35A-310A .004 .002 .001 20 40 60 80 100 120 140 Volts Instantaneous Reverse Leakage Current - MicroAmperesversus Percent Of Rated Peak Reverse Voltage - Volts Revision: 4 www.mccsemi.com 2003/10/13