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| BAS70WS Surface Mount Schottky Barrier Diode P b Lead(Pb)-Free Features: * LOW Turn-on Voltage * Fast Switching * PN Junction Guard for Transient and ESD Protection * Designed for Surface Mount Application SCHOTTKY DIODE 70 mAMPERES 70 VOLTS 1 2 Mechanical Data: * Case: SOD-323, * Plastic Material -UL Recognition Flammability Classification 94V-O * Leads: Solderable per MIL-STD-202, Method 208 * Polarity: Cathode Band * Weight: 0.004 grams(approx.) SOD-323 SOD-323 Outline Demensions Unit:mm MILLMETERS Min Max 1.60 1.80 1.15 1.35 0.80 1.00 0.25 0.40 0.15 REF 0.00 0.10 0.089 0.377 2.30 2.70 PIN 1.CATHODE 2.ANODE Dim A B C D E H J K http://www.weitron.com.tw WEITRON 1/3 19-May-06 BAS70WS Maximum Ratings Characteristic Peak Repetitive Peak reverse voltage Working Peak Reverse Voltage DC Blocking Voltage Forward Continuous Current Peak forward surge current @<1.0s Power Dissipation Thermal Resistance Junction to Ambient Junction temperature Range Storage temperature Range (TA =25C Unless otherwise noted) Symbol VRRM VRWM VR IF IFSM PD RJA TJ TSTG Value 70 70 100 200 625 150 -55 to +150 Unit V mA mA mW K/W C C Electrical Characteristics Characteristic Forward Voltage IF =1.0mA IF =15mA Reverse Current VR=50V Total Capacitance VR=0V, f=1.0MHz Reverse Recovery Time IF=IR=10mA, Irr=0.1 x IR, RL=100 (TA =25C Unless otherwise noted) Symbol VF Min - Typ - Max 0.41 1.0 100 2 5 Unit V IR CT trr nA pF ns Device Marking Item BAS70WS Marking K73 Eqivalent Circuit diagram 1 2 WEITRON http://www.weitron.com.tw 2/3 19-May-06 BAS70WS Electrical Characteristic curves(Ta=25C) IF (mA) 100 TA= 85C (A) 10 IR 100 TA= 125C 10 TA= 125C 1 1 0.1 0.1 TA= 25C TA= 85C 0.01 TA= 25C TA= -40C 0.01 0 0.2 0.4 0.6 0.8 VF (V) 1 0.001 0 20 40 60 VR (V) 80 Fig.1 Forward current as a function of forward voltage; typical values. Fig.2 Reverse current as a function of reverse voltage; typical values. 1000 rdiff 2 f=10kHz. Cd (pF) 1.5 f=1MHz, 100 1 10 0.5 TA= 25C 1 0.1 1 10 IF (mA) 100 0 0 20 40 60 VR (V) 80 Fig.3 Differential forward resistance as a function Fig.4 Diode capacitance as a function of reverse WEITRON http://www.weitron.com.tw 3/3 19-May-06 |
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