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| BL GALAXY ELECTRICAL SMALL SIGNAL SCHOTTKY DIODES FEATURES These diodes feature very low turn-on voltage and fast guard ring against excessive voltage,such as electrostatic discharges 200 m W power dissipation These diodes are also available in the SOD-123 case with the type designations BAT42W to BAT43W and in designations LL42 to LL43 BAT42- - - BAT43 REVERSE VOLTAGE : 30 V CURRENT: 0.2 A DO-35(GLASS) MECHANICAL DATA Case: DO-35, glass case Polarity: Color band denotes cathode Weight: 0.004 ounces, 0.13 grams MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS Ratings at 25 am bient temperature unless otherwise specified. ABSOLUTE MAXIMUM RATINGS BAT42 Repetitive peak reverse voltage VRRM Reverse breakdown voltage IR=100 A (pulsed) V (BR) Average forw ard rectified current half w ave rectification w ith resist.load IAV TA =25 and f 50Hz @ Forw ard surge current @ t<10ms IFSM Pow er dissipation @ TA =65 Ptot Junction temperature TJ Storage temperature range TSTG 1)Valid prov ided that leads at a distance of 4 mm f rom case are kept at ambient temperature. BAT43 30 30 200.0 4 200 1) 125 -55 --- +150 UNITS V V mA A mW ELECTRICAL CHARACTERISTICS MIN BAT42 BAT43 IF=10 mA BAT42 IF=50 mA BAT43 IF=2 mA BAT43 IF=15 mA BAT43 Capacitance @ V R=1V,f=1MHZ Reverse breakdown voltage VR=25 V VR=25 V,TJ=100 Reverse recovery time from IF=10mA to IR=10mA I rr=1mA, RL=100. Thermal resistance junction to ambient Rectification efficiency (NOTE2) 2)RL=15K | CL=300PF,f=45MHZ,VRF=2V TYP - MAX 1 1 0.4 0.65 0.33 0.45 UNITS Forw ard voltage @I F=200 m A VF - V Ctot IR trr RJA v - 7 - 0.5 100 pF A - - 5 300 1) ns K/W - 0.80 - 1)Valid prov ided that leads at a distance of 4 mm f rom case are kept at ambient temperature. www.galaxycn.com C Document Number 0265017 BLGALAXY ELECTRICAL 1. RATINGS AND CHARACTERISTIC CURVES BAT42- - -BAT43 FIG.1 --FORWARD DERATING CURVE PEAK FORWARD SURGE CURRENT AMPERES FIG.2 --PEAK FORWARD SURGE CURRENT AVERAGE FORWARD CURRENT m AMPERES 250 200 150 100 50 0 5 4 3 TJ=125 8.3ms Single Half Sine-Wave 2 1 0 0 50 100 150 200 1 10 100 AMBIENT TEMPERATURE, NUMBER OF CYCLES AT 60 Hz FIG.3--TYPICAL FORWARD CHARACTERISTIC FIG.4--PEAK JUNCTION CAPACITANCE INSTANTANEOUS FORWARD CURRENT m AMPERES JUNCTION CAPACITANCE,pF 100 1000 TJ=25 Pulse Width=300S 200 100 40 20 10 6 4 BAT43 2 1 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 40 30 20 10 4 2 1 .1 .2 TJ=25 f=1MHz .4 1.0 2 4 10 20 40 100 INSTANTANEOUS FORWARD VOLTAGE,VOLTS REVERSE VOLTAGE,VOLTS www.galaxycn.com Document Number 0265017 BLGALAXY ELECTRICAL 2. |
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