SR208 THRU SR2010 Shanghai Lunsure Electronic Technology Co.,Ltd Tel:0086-21-37185008 Fax:0086-21-57152769 Features • • • • • • 2 Amp Schottky Barrier Rectifier 80 to 100 Volts Schottky Barrier Rectifier Guard Ring Protection Low Forward Voltage Reverse Energy Tested High Current Capability Extremely Low Thermal Resistance DO-41 Maximum Ratings • • • Operating Temperature: -50°C to +125°C Storage Temperature: -50°C to +125°C Maximum Thermal Resistance: 35°C/W Junction To Ambient D catalog Number SR208 SR2010 Device Marking Maximum Reccurrent SR208 SR2010 80V 100V Peak Reverse Voltage Maximum RMS Voltage 56V 70V Maximum DC Blocking Voltage 80V 100V A B D Electrical Characteristics @ 25°C Unless Otherwise Specified Average forward current Maximum surge current IF(AV) 2A Square wave IFSM 50A Max peak forward voltage VFM 8.3ms, half sine, TJ = 150°C IFM = 2.0A; TJ = 25°C* .85V Max peak reverse current Typical junction capacitance IRM 1.0mA VRRM, TJ = 25°C CJ 170pF VR = 4.0V f = 1.0MHz Cathode Mark C DIMENSIONS DIM A B C D INCHES MIN .166 .080 .028 1.000 *Pulse test: Pulse width 300 µsec, Duty cycle 2% www.cnelectr.com MAX .205 .107 .034 --- MM MIN 4.10 2.00 .70 25.40 MAX 5.20 2.70 .90 --- NOTE SR208 thru SR2010 2.0 RESISTIVE OR INDUCTIVE LOAD ¢J board mounted on 1.5 5.0mm2 COPPER LAND AREAS 1.0 0.5 0 50 60 70 80 90 100 110 120 130 150 INSTANTANEOUS FORWARD CURRENT, AMPERES AVERAGE FORWARD RECTIFIER CURRENT, AMPERES 50 TJ = 25 ¢J PULSE WIDTH = 300£gs 1% DUTY CYCLE 10 1 0.1 .2 .3 .4 .5 .6 .7 .8 .9 1.0 1.1 LEAD TEMPERATURE, ¢J INSTANTANEOUS FORWARD VOLTAGE, VOLTS Fig. 1-FORWARD CURRENT DERATING CURVE Fig. 2-TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS 10 1000 CAPACITANCE, pF INSTANTANEOUS REVERSE CURRENT, MILLIAMPERES T J = 100 ¢J 1.0 TJ = 75 ¢J TJ = 25¢ J f = 1.0MHz Vsig = 50mVp-p 100 0.1 TJ = 25 ¢J 10 0.1 0.4 1 4 10 20 60 100 REVERSE VOLTAGE, VOLTS . 01 Fig. 4-TYPICAL JUNCTION CAPACITANCE .001 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE, % Fig. 3-TYPICAL REVERSE CHARACTERISTICS 50 FORWARD CURGE CURRENT, AMPERES pK (HALE SINE SAVE) 20 40 30 20 10 1 2 4 6 8 10 20 40 60 80 100 NUMBER OF CYCLES AT 60Hz Fig. 5-MAXIMUM NON-REPETITIVE PEAK FORWARD SURGE CURRENT www.cnelectr.com