BAR42FILM BAR43FILM (R) SMALL SIGNAL SCHOTTKY DIODE Table 1: Main Product Characteristics IF(AV) 0.1 A VRRM 30 V Tj 150C VF(max) 0.33 and 0.40 V A K1 K A Nc K2 K BAR42FILM BAR43FILM BAR43AFILM A1 K FEATURES AND BENEFITS A2 Very small conduction losses Negligible switching losses Low forward voltage drop Surface mount device A K1 K2 A K A1 A2 A1 K2 A2 A2 BAR43CFILM A1 K2 K1 K1 BAR43ASFILM SOT23-3L DESCRIPTION Table 2: Order Codes Part Number BAR42FILM BAR43FILM BAR43AFILM BAR43CFILM BAR43SFILM Genral purpose metal to silicon diodes featuring very low turn-on voltage and fast switching. Marking D94 D95 DB1 DB2 DA5 Table 3: Absolute Ratings (limiting values) Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 30 V IF(AV) Continuous forward current 0.1 A IFSM Surge non repetitive forward current tp = 10ms sinusoidal 0.75 A Ptot Power dissipation (note 1) Tamb = 25C 250 mW Tstg Maximum storage temperature range -65 to + 150 C Tj Maximum operating junction temperature * 150 C TL Maximum temperature for soldering during 10s 260 C Note 1: for double diodes, Ptot is the total dissipation of both diodes. 1 dPtot * : --------------- > -------------------------- thermal runaway condition for a diode on its own heatsink dTj Rth ( j - a ) April 2005 REV. 3 1/5 BAR42FILM / BAR43FILM Table 4: Thermal Resistance Symbol Rth(j-a) Parameter Junction to ambient (*) Value Unit 500 C/W (*) Mounted on epoxy board with recommended pad layout. Table 5: Static Electrical Characteristics Symbol Parameter Tests conditions VBR Breakdown voltage IR * Reverse leakage current Tj = 25C IR = 100A Tj = 25C Tj = 100C Tj = 25C Forward voltage drop Typ Max. V ALL 500 nA 100 A IF = 10mA 0.35 0.40 IF = 50mA 0.50 0.65 IF = 2mA BAR43 Unit 30 VR = VRRM BAR42 VF ** Min. 0.26 0.33 IF = 15mA 0.45 IF = 100mA 1 V * tp = 5 ms, < 2% ** tp = 380 s, < 2% Pulse test: Table 6: Dynamic Characteristics (Tj = 25C) Symbol Parameter Tests conditions VR = 1V Min. C Junction capacitance Tj = 25C trr Reverse recovery time IF = 10 mA IR = 10 mA Tj = 25C Irr = 1 mA RL = 100 Detection efficiency CL = 300 pF F = 45 MHz Tj = 25C Vi = 2 V RL = 50 Figure 1: Forward voltage drop versus forward current (typical values, low level) Typ. F = 1 MHz Max. 7 Unit pF 5 ns 80 % Figure 2: Forward voltage drop versus forward current (typical values, high level) IFM(A) IFM(A) 5E-1 2.00E-2 1.80E-2 1.60E-2 Tj=100C 1E-1 1.40E-2 Tj=100C 1.20E-2 1.00E-2 8.00E-3 Tj=50C Tj=25C 1E-2 Tj=50C 6.00E-3 Tj=25C 4.00E-3 2.00E-3 VFM(V) VFM(V) 0.00E+0 1E-3 0.00 2/5 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 0.45 0.50 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 BAR42FILM / BAR43FILM Figure 3: Reverse leakage current versus reverse voltage applied (typical values) Figure 4: Reverse leakage current versus junction temperature IR(A) IR(A) 1E+2 1E+4 Tj=100C VR=30V 1E+3 1E+1 1E+2 1E+0 1E+1 Tj=50C 1E+0 1E-1 Tj=25C 1E-1 VR(V) VR(V) 1E-2 0 5 10 1E-2 15 20 25 0 30 Figure 5: Junction capacitance versus reverse voltage applied (typical values) 25 50 75 100 125 150 Figure 6: Relative variation of thermal impedance junction to ambient versus pulse duration (epoxy FR4 with recommended pad layout, e(Cu)=35m) C(pF) Zth(j-a)/Rth(j-a) 10 1.00 = 0.5 F=1MHz Tj=25C = 0.2 5 = 0.1 0.10 2 T Single pulse =tp/T tp(s) VR(V) tp 0.01 1 1 2 5 10 20 30 1E-3 1E-2 1E-1 1E+0 1E+1 1E+2 Figure 7: Thermal resistance junction to ambient versus copper surface under each lead (Epoxy printed circuit board FR4, copper thickness: 35m) Rth(j-a)(C/W) 350 P=0.25W 300 250 200 S(CU)(mm) 150 0 5 10 15 20 25 30 35 40 45 50 3/5 BAR42FILM / BAR43FILM Figure 8: SOT23-3L Package Mechanical Data DIMENSIONS Millimeters Inches Min. Max. Min. Max. 0.89 1.4 0.035 0.055 0 0.1 0 0.004 0.3 0.51 0.012 0.02 0.085 0.18 0.003 0.007 2.75 3.04 0.108 0.12 0.85 1.05 0.033 0.041 1.7 2.1 0.067 0.083 1.2 1.6 0.047 0.063 2.1 2.75 0.083 0.108 0.6 typ. 0.024 typ. 0.35 0.65 0.014 0.026 A REF. E e B D e1 S A1 L c H A A1 B c D e e1 E H L S Figure 9: Foot Print Dimensions (in millimeters) 0.95 0.61 1.26 0.73 3.25 Table 7: Ordering Information Ordering type Marking BAR42FILM D94 BAR43FILM D95 BAR43AFILM DB1 BAR43CFILM DB2 BAR43SFILM DA5 Package Weight Base qty Delivery mode SOT23-3L 0.01 g 3000 Tape & reel Epoxy meets UL94, V0 Table 8: Revision History 4/5 Date Revision Aug-2001 2B 16-Apr-2005 3 Description of Changes Last update. Layout update. No content change. BAR42FILM / BAR43FILM Information furnished is believed to be accurate and reliable. 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