BAT85 Small Signal Schottky Diodes VOLTAGE RANGE: 30 V CURRENT: 0.2 A Features For general purpose applications DO - 35(GLASS) This diode features very low turn-on voltage and fast switching. These devices are protected by a PN junction guard ring against excessive voltage, such as electrostatic discharges Mechanical Data Case:JEDEC DO--35,glass case Polarity: Color band denotes cathode end Weight: Approx. 0.13 gram Dimensions in millimeters ABSOLUTE RATINGS Symbols VR Continuous reverse voltage Forw ard continuous current Peak forw ard current @ @ Surge forw ard current @ Pow er dissipation IF TA=25 IFM TA =25 IFSM tp<1s,TA=25 UNITS 30.0 V 200 1) mA 300 1) mA 5 P tot @ TA=65 Value 1) 200 A 1) mW Junction temperature TJ 125 Ambient operating temperature range TA c-55 ---+ 125 TSTG c-55 ---+ 150 Storage temperature range 1) Valid provided that leads at a distance of 4mm from case are kept at ambient temperature ELECTRICAL CHARACTERISTICS Reverse breakdow n voltage Symbols Min. VR 30.0 Typ. Max. V Forw ard voltage Pulse test tp<300 s, <2% @ IF=0.1mA @ IF=1mA @ IF=10mA @ IF=30mA @ IF=100mA VF Leakage current V R=25V IR 2.0 Junction capacitance at V R=1V,f=1MHz CJ 10 trr 5 Reverse recovery time @ IF=10mA,IR=10mA,IR=1mA Thermal resistance junction to ambient 0.24 0.32 0.4 0.5 0.8 RθJA 430 1) Valid provided that leads at a distance of 4mm from case are kept at ambient temperature http://www.luguang.cn UNITS mail:[email protected] V V V V V A pF ns 1) /W BAT85 Small Signal Schottky Diodes Ratings AND Charactieristic Curves FIG.1 -- ADMISSIBLEPOWERDISSIPATIONVS. AMBIENT FIG. 2--TYPICAL INSTANTANEOUS FORWORD TEMPERATURE CHARACTERISTICS Forward current (mA) Ptot -Power ( mW ) 1000 200 100 TJ=125 100 T J= 25 10 1 T J= -4 0 0 .1 0 .0 1 0 100 0 200 TA - Ambient temperature( ) 0 .6 0 .8 1 .0 1 .2 VF - Forward Voltage ( V) FIG.4 -- TYPICAL JUNCTION CAPACITANCE FIG. 3 -- TYPICAL REVERSE CHARACTERISTICS 14 Junction capacitance ( pF ) )A 1000 T J= 1 2 5 100 Reverse leaka g e current ( 0 .2 0 .4 100 10 75 50 1 25 0 .1 12 10 8 6 4 2 0 0 .0 1 0 5 10 15 20 25 VR - Reverse voltage ( V) http://www.luguang.cn 30 5 10 15 20 25 VR - Reverse voltage ( V) mail:[email protected] 30