BAS70W

® BAS70J / BAS70W BAS70-04W /BAS70-05W / BAS70-06W SMALL SIGNAL SCHOTTKY DIODE FEATURES AND BENEFITS n NC K NC A K1 A K A K2 K2 n n n VERY SMALL CONDUCTION LOSSES NEGLIGIBLE SWITCHING LOSSES LOW FORWARD VOLTAGE DROP SURFACE MOUNT DEVICE A K1 BAS70W DESCRIPTION Schottky barrier diodes encapsulated either in SOT-323 or SOD-323 small SMD packages. Single and double diodes with different pining are available. K A2 A1 A1 K A2 A2 K1 BAS70-06W K2 A2 K1 K2 A1 A1 BAS70-05W SOT-323 BAS70-04W A 76 K BAS70J SOD-323 ABSOLUTE RATINGS (limiting values) Symbol VRRM IF IFSM Ptot Tstg Tj TL Continuous forward current Surge non repetitive forward current Power dissipation (note 1) Tamb = 25°C Maximum storage temperature range Maximum operating junction temperature * Maximum temperature for soldering during 10s tp = 10 ms SOD-323 SOT-323 - 65 to +150 150 260 °C °C °C Parameter Repetitive peak reverse voltage Value 70 70 1 230 Unit V mA A mW Note 1: for double diodes, Ptot is the total dissipation of both diodes. *: dPtot 1 < thermal runaway condition for a diode on its own heatsink dTj Rth( j − a ) 1/5 May 2000 - Ed: 4B BAS70J / BAS70W / BAS70-04W / BAS70-05W / BAS70-06W THERMAL RESISTANCE Symbol Rth (j-a) Junction to ambient (*) Parameters SOD-323 SOT-323 (*) Mounted on epoxy board, with recommended pad layout. Value 550 Unit °C/W °C/W STATIC ELECTRICAL CHARACTERISTICS (per diode) Symbol VBR VF * IR ** Pulse test: Test Conditions Tj = 25° C Tj = 25°C Tj = 25°C * tp = 380µs, δ < 2% ** tp = 5 ms, δ < 2% Min. 70 Typ. Max. Unit V IR = 10µA IF = 1mA VR = 50V 410 100 mV nA DYNAMIC CHARACTERISTICS Symbol C τ* Tj = 25° C F = 1MHz Test Conditions VR = 0V Min. Typ. Max. 2 100 Unit pF ps Tj = 25°C IF = 5mA Krakauer Method * Effective carrier life time. 2/5 BAS70-05W / BAS70-06W Fig. 1: Forward voltage drop versus forward current. IFM(A) 7E-2 BAS70J / BAS70W / BAS70-04W / Fig. 2: Reverse leakage current versus reverse voltage applied (typical values). IR(µA) 1E+1 Tj=100°C Typical values Tj=100 °C 1E-2 Tj=25°C Maximum values 1E+0 1E-1 Tj=25°C 1E-3 Tj=25°C Typical values 1E-2 VFM(V) 1E-4 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 VR(V) 1E-3 0 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Fig. 3: Reverse leakage current versus junction temperature (typical values). IR(µA) 5E+2 VR=70V Fig. 4: Junction capacitance versus reverse voltage applied (typical values). C(pF) 2.0 1.0 F=1MHz Tj=25°C 1E+2 1E+1 1E+0 1E-1 Tj(°C) 1E-2 0 25 50 75 100 125 150 0.1 1 VR(V) 10 100 Fig. 5: Relative variation of thermal impedance junction to ambient versus pulse duration (epoxy FR4 with recommended pad layout, S(Cu)=35µm). Zth(j-a)/Rth(j-a) 1.00 δ = 0.5 Fig. 6: Thermal resistance junction to ambient versus copper surface under each lead (Epoxy printed circuit board FR4, copper thickness: 35 µ m). Rth(j-a) (°C/W) 600 550 500 450 P=0.2W δ = 0.2 0.10 δ = 0.1 T Single pulse 400 350 tp tp(s) 1E-1 1E+0 δ=tp/T S(Cu) (mm ) 300 0 5 10 15 20 25 30 35 40 45 50 0.01 1E-3 1E-2 1E+1 1E+2 3/5 BAS70J / BAS70W / BAS70-04W / BAS70-05W / BAS70-06W PACKAGE MECHANICAL DATA SOT-323 DIMENSIONS A REF. A1 D Millimeters Min. Typ. Max. Min. 1.1 0.1 0.4 2.0 1.25 0.65 1.8 0.1 0 2.1 0.2 2.4 0.3 30° 2.2 0.031 0.0 0.010 0.8 0.0 0.25 0.1 1.8 1.15 Inches Typ. Max. 0.043 0.004 0.016 0.010 A A1 b c b 0.26 0.004 D E e H E 0.071 0.079 0.086 0.026 0.071 0.083 0.094 0.004 0.008 0.012 0 30° L 1.35 0.045 0.049 0.053 H θ c L θ e 4/5 BAS70-05W / BAS70-06W PACKAGE MECHANICAL DATA SOD-323 BAS70J / BAS70W / BAS70-04W / H b E A1 DIMENSIONS REF. A A1 0 0.25 0.1 1.52 1.11 2.3 0.1 0.1 b c D Millimeters Min. Max. 1.17 0.1 0.44 0.25 1.8 1.45 2.7 0.46 0.41 0 0.01 0.004 0.06 0.044 0.09 0.004 0.004 Inches Min. Max. 0.046 0.004 0.017 0.01 0.071 0.057 0.106 0.02 0.016 D A c Q1 E H L Q1 L Ordering type BAS70W BAS70-04W BAS70-05W BAS70-06W BAS70J n Marking D28 D31 D30 D29 76 Package SOT-323 SOT-323 SOT-323 SOT-323 SOD-323 Weight 0.006g 0.006g 0.006g 0.006g 0.005g Base qty 3000 3000 3000 3000 3000 Delivery mode Tape & reel Tape & reel Tape & reel Tape & reel Tape & reel Epoxy meets UL94,V0 Information furnished is believed to be accurate and reliable. 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