WSB6.8D Transient Voltage Suppressors for ESD Protection TRANSIENT VOLTAGE SUPPRESSORS 10 WATTS 6.8 VOLTS P b Lead(Pb)-Free FEATURES: * Bidirectional * Low leakage current * High temperature soldering guaranteed : 260˚C/10 seconds at terminals * Protects one power or I/O port SOD-923 1 MECHANICAL DATA: 2 * Case: JEDEC SOD-923 molded plastic * Polarity: See connection diagram * Mounting Position: Any * Marking Code: 9C MAXIMUM RATINGES ( At TA = 25oC unless otherwise noted ) RATINGS Value Symbol Unit Peak Pulse Power @ t p = 8X20µ Sec PPK 10 W Power Dissipation PD 100 mW Operating Temperature Range Storage Temperature Range TJ -55 to +150 ºC TSTG -55 to +150 ºC o ELECTRICAL CHARACTERISTICS ( At TA = 25 C unless otherwise noted ) Parameter Breakdown Voltage Symbol Min Typ Max Unit VBR 5.780 - 7.820 V IR - - 0.5 µA CT - 15 - pF @ IT=1.0mA Maximum Reverse Leakage VR=3.5V Typical Junction Capacitance VR=0V, F=1MHz WEITRON http://www.weitron.com.tw 1/3 15-Oct-08 WSB6.8D Typical Characteristics (TA = 25°C unless otherwise noted) 10000 1 Ta=150℃ Ta=125℃ REVERSE CURRENT:IR (nA) ZENER CURRENT:Iz(mA) 1000 0.1 0.01 Ta=150℃ 0.001 Ta=125℃ Ta=25℃ Ta=75℃ Ta=-25℃ 100 Ta=75℃ 10 1 Ta=25℃ 0.1 Ta=-25℃ 0.01 0.001 0.0001 0.00001 0.0001 0 1 2 3 4 5 6 7 ZENER VOLTAGE:Vz(mV) 8 0 9 0.5 1 1.5 2 2.5 3 3.5 REVERSE VOLTAGE：VR(V) Fig-2 Vz-Iz CHARACTERISTICS Fig-2 VR-IR CHARACTERISTICS 100 CAPACITANCE BETWEEN TERMINALS:Ct(pF) f=1MHz 10 1 0 0.5 1 1.5 2 2.5 3 3.5 REVERSE VOLTAGE:VR(V) Fig-3 VR-Ct CHARACTERISTICS WEITRON http://www.weitron.com.tw 2/3 15-Oct-08 WSB6.8D SOD-923 Outline Dimensions Unit:mm −X− D −Y− MILLIMETERS E 1 b 2X 2 0.08 (0.0032) X Y A L C WEITRON http://www.weitron.com.tw DIM MIN NOM MAX A b c D E HE L 0.36 0.15 0.07 0.75 0.55 0.95 0.05 0.40 0.20 0.12 0.80 0.60 1.00 0.10 0.43 0.25 0.17 0.85 0.65 1.05 0.15 HE 3/3 15-Oct-08