SK22 thru SK210 21201 Itasca St. Chatsworth, CA 91311 Phone: (818) 701-4933 Fax: (818) 701-4939 Features * * * * * * 2 Amp Schottky Rectifier 20 - 100 Volts Schottky Barrier Rectifier Guard Ring Protection Low Forward Voltage Reverse Energy Tested High Current Capability Extremely Low Thermal Resistance Maximum Ratings * * * Operating Temperature: -65C to +175C Storage Temperature: -65C to +175C Maximum Thermal Resistance; 15C/W Junction To Lead Microsemi Part Number Device Marking SK22 SK23 SK24 SK25 SK26 SK28 SK210 SK22 SK23 SK24 SK25 SK26 SK28 SK210 Maximum Recurrent Peak Reverse Voltage 20V 30V 40V 50V 60V 80V 100V Maximum RMS Voltage 14V 21V 28V 35V 42V 56V 70V Maximum DC Blocking Voltage 20V 30V 40V 50V 60V 80V 100V Electrical Characteristics @ 25C Unless Otherwise Specified Average Forward IF(AV) 2.0A Current Peak Forward Surge IFSM 50A Current Maximum Instantaneous Forward Voltage VF SK22-SK24 .50V SK25-26 .70V SK28-210 .85V Maximum DC Reverse Current At Rated DC IR .5mA Blocking Voltage Typical Junction Capacitance SK22 CJ 230pF SK23-SK210 50pF *Pulse test: Pulse width 300 sec, Duty cycle 2% TJ = 90C 8.3ms, half sine IFM = 2.0A; TA = 25C* DO-214AA (SMBJ) H Cathode Band J A E C D B F G DIMENSIONS INCHES MM DIM MIN MAX MIN A .095 .115 2.42 B .081 .087 2.06 C --.008 --D --.02 --E .030 .060 .76 F .065 .084 1.65 G .205 .228 5.21 H .160 .180 4.06 J .130 .155 3.30 1) Maximum Jedec Spec is .096" or 2.44 MM MAX 2.92 2.21 .40 .51 1.52 2.13 5.79 4.57 3.94 SUGGESTED SOLDER PAD LAYOUT TA = 25C Measured at 1.0MHz, VR=4.0V 0.085" 0.095" 0.075" NOTE 1 SK22 thru SK210 Figure 1 Typical Forward Characteristics Figure 3 Typical Junction Capacitance 100 80 10000 6000 60 4000 40 2000 pF 20 100 600 400 10 8.0 200 6.0 100 0. Amps 25C 4.0 1.0 5.0 10 Volts Junction Capacitance - pF versus Reverse Voltage - Volts SK22-SK24 0.5 SK25-SK26 2.0 SK28-SK210 1.0 .8 .6 Figure 4 New SMB Assembly .4 .2 Round Lead .1 .2 0 .4 .8 .6 1.0 1.2 1.4 Volts Instantaneous Forward Current - Amperes versus Instantaneous Forward Voltage - Volts Figure 2 Typical Reverse Characteristics 1000 10 mA 125C 10 1 75C .1 25C .001 0 5 10 15 20 25 30 35 Volts Typical Reverse Current - mA versus Reverse Voltage - Volts 40 45 50 50 100 SK22 thru SK210 Figure 6 Forward Derating Curve Figure 5 Peak Forward Surge Current 60 2.4 50 2.0 40 1.6 30 Amps 20 1.2 Amps 10 .8 0 1 2 4 6 8 10 20 40 60 80 100 .4 Single Phase, Half Wave 60Hz Resistive or Inductive Load Cycles Peak Forward Surge Current - Amperes versus Number Of Cycles At 60Hz - Cycles 0 0 50 75 100 125 150 175 C Average Forward Rectified Current - Amperes versus Ambient Temperature - C