BAR18 STMICROELECTRONICS | Alldatasheet

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SMALL SIGNAL SCHOTTKY DIODES December 2001 - Ed: 3A Symbol Parameter Value Unit VRRM Repetitive peak reverse voltage 70 V IF Continuous forward current 70 mA Ptot Power dissipation (note 1) Tamb = 25°C 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 ABSOLUTE RATINGS (limiting values) Symbol Parameter Value Unit R th (j-a) Junction to ambient (*) 500 °C/W (*) Mounted on epoxy board with recommended pad layout. THERMAL RESISTANCE SOT-23 (Plastic) K N.C. A BAR18 A BAS70-06 K BAS70-05 BAS70-04 * :dPtot dTj Rth j a thermal runaway condition for a diode on its own heatsink Low turn-on and high breakdown voltage diodes in- tended for ultrafast switching and UHF detectors in hybrid micro circuits.

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Symbol Test Conditions Min. Typ. Max. Unit VBR Tj = 25°C IR = 10µA 70 V VF * Tj = 25°C IF = 1mA 410 mV IR ** Tj = 25°C VR = 50V 200 nA STATIC CHARACTERISTICS

ELECTRICAL CHARACTERISTICS

Symbol Test Conditions Min. Typ. Max. Unit C Tj = 25°C VR = 0V F = 1MHz 2p F τ* Tj = 25°C IF = 5mA Krakauer Method 100 ps DYNAMIC CHARACTERISTICS 2.0E-3 4.0E-3 6.0E-3 8.0E-3 1.0E-2 1.2E-2 1.4E-2 1.6E-2 1.8E-2 2.0E-2 VFM(V) IFM(A) Tj=100°C Typical values Tj=25°C Maximum values Tj=25°C Typical values Fig. 1-1:Forward voltage drop versus forward current (low level). 1E-3 1E-2 7E-2 VFM(V) IFM(A) Tj=100°C Typical values Tj=25°C Maximum values Tj=25°C Typical values Fig. 1-2:Forward voltage drop versus forward current (high level). * Effective carrier life time. Pulse test: * tp = 380µs,δ < 2% ** tp = 5 ms,δ < 2%

1 10 1000.1 1.0 2.0 VR(V) C(pF) F=1MHz Tj=25°C Fig. 4:Junction capacitance versus reverse voltage applied (typical values). 1E-3 1E-2 1E-1 1E+0 1E+1 1E+20.01 0.10 1.00 tp(s) Zth(j-a)/Rth(j-a) T δ=tp/T tp Single pulse δ = 0.1 δ = 0.2 δ = 0.5 Fig. 5:Relative variation of thermal impedance junction to ambient versus pulse duration (alumine substrate 10mm*8mm*0.5mm). 0 5 10 15 20 25 30 35 40 45 50150 200 250 300 350 S(Cu) (mm²) Rth(j-a) (°C/W) P=0.25W Fig. 6:Thermal resistance junction to ambient ver- sus copper surface under each lead (Epoxy printed circuit board FR4, copper thickness: 35µm). 0 5 10 15 20 25 30 35 40 45 50 55 60 65 701E-3 1E-2 1E-1 1E+0 1E+1 VR(V) IR(µA) Tj=25°C Tj=100°C Fig. 2:Reverse leakage current versus reverse voltage applied (typical values). 0 25 50 75 100 125 1501E-2 1E-1 1E+0 1E+1 1E+2 5E+2 Tj(°C) IR(µA) VR=70V Fig. 3:Reverse leakage current versus junction temperature (typical values)

SOT23 (Plastic) B E S e A D c L H 0.9 0.035 0.9 0.035 1.9 0.075 mm inch 2.35 0.92 1.1 0.043 1.1 0.043 1.45 0.037 0.9 0.035 FOOTPRINT DIMENSIONS REF. DIMENSIONS Millimeters Inches Min. Max. Min. Max. A 0.89 1.4 0.035 0.055 A1 0 0.1 0 0.004 B 0.3 0.51 0.012 0.02 c 0.085 0.18 0.003 0.007 D 2.75 3.04 0.108 0.12 e 0.85 1.05 0.033 0.041 e1 1.7 2.1 0.067 0.083 E 1.2 1.6 0.047 0.063 H 2.1 2.75 0.083 0.108 L 0.6 typ. 0.024 typ. S 0.35 0.65 0.014 0.026 Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics. The ST logo is a registered trademark of STMicroelectronics © 2001 STMicroelectronics - Printed in Italy - All rights reserved. STMicroelectronics GROUP OF COMPANIES Australia - Brazil - Canada - China - Finland - France - Germany Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore Spain - Sweden - Switzerland - United Kingdom - United States. http://www.st.com Ordering type Marking Package Weight Base qty Delivery mode BAR18 D76 SOT-23 0.01g 3000 Tape & reel BAS70-04 D96 SOT-23 0.01g 3000 Tape & reel BAS70-05 D97 SOT-23 0.01g 3000 Tape & reel BAS70-06 D98 SOT-23 0.01g 3000 Tape & reel n Epoxy meets UL94,V0