WOST08C

WOST04C thru WOST15C Surface Mount TVS Diode Array for ESD Protection P b Lead(Pb)-Free Features: * Transient Protection for data lines as per IEC 61000-4-2(ESD)15KV(air), 8KV(contact) * 300 Watts Peak Power Protection. (tp=8/20µS) * Protects Two Unidirectional Lines with pin3 used as a common anode Connection or One Bidirectional Line between pin1 & pin2 * Low Leakage Current * Excellent Clamping Capability TRANSIENT VOLTAGE SUPPRESSORS 300 WATTS 4-15 VOLTS 3 1 2 SOT-23 Mechanical Data: * Case : Molded Epoxy * Marking : Marking Code * Weight : 0.008 grams(approx) SOT-23 Outline Dimensions A Unit:mm TOP VIEW B C E G H D K L J M Dim A B C D E G H J K L M Min 0.35 1.19 2.10 0.85 0.46 1.70 2.70 0.01 0.89 0.30 0.076 Max 0.51 1.40 3.00 1.05 1.00 2.10 3.10 0.13 1.10 0.61 0.25 WEITRON http://www.weitron.com.tw 1/3 Rev.E 18-Sep-09 WOST04C thru WOST15C Maximum Ratings(TA=25˚C Unless Otherwise Noted) Characteristic Symbol Votle Unit Peak Pulse Power Dissipation (tP Thermal Resistance, Junction to Ambient Lead Soldering Temperature Operating Temperature Range Storage Temperature Range PPK RθJA TL TJ Tstg 300 556 260(10s) -55 to +125 -55 to +150 W °C/W °C °C °C Electrical Characteristics Rated Stand-off Voltage Maximum Leakage Current Minimum Breakdown Voltage Maximum Clamping Voltage Maximum Pulse Peak Current Maximum Capacitance Part Numbers @ V RM VRM V IRM µA 20.0 20.0 5.0 1.0 1.0 1mA VBR V 5.0 6.0 8.5 13.3 16.7 1A1 VCL V 8.5 9.8 13.4 19.0 24 5A1 V 10.5 12.5 15.0 28.0 39.0 tp=8/20us IPPM A 17 17 15 12 10 0v, 1MHz C pF 300 220 190 90 60 WOST04C WOST05C WOST08C WOST12C WOST15C 4.0 5.0 8.0 12.0 15.0 1. 8/20 waveform used. (see g2.) Eqivalent Circuit Diagram: Bidirectional Configuration http://www.weitron.com.tw WEITRON 2/3 Rev.E 18-Sep-09 WOST04C thru WOST15C Electrical Parameter Symbol VRM VBR VCL IRM IPPM Parameter Stand-off voltage Breakdown voltage Clamping voltage Leakage current Peak pulse current Typical Characteristics Fig1. Peak Pulse Power VS Pulse Time Fig2. Pulse Waveform Fig3.Power Derating http://www.weitron.com.tw WEITRON 3/3 Rev.E 18-Sep-09