D8 A60 WT WTD8 D8A60 Bi-Directional Triode Thyristor Features � Repetitive Peak off -State Voltage:600V � R.M.S On-State Current(IT(RMS)=8A) � High Commutation dv/dt � Isolation Voltage (VISO=1500V AC) General Description This device fully isolated package suitable for AC switching application,phase control application such as fan speed and temperature modulation control,lighting control and static switching relay. This device is approved to comply with applicable requirements by Underwriters Laboratories Inc. Absolute Maximum Ratings (TJ=25℃ symbol unless otherwise specified) Parameter condition Ratings Units 600 V 8.0 A 80/88 A I 2t 32 A2s Peak Gate Power Dissipation 5.0 W Average Gate Power dissipation 0.5 W IGM Peak Gate Current 2.0 A VGM Peak Gate Voltage 10 V VISO Isolation Breakdown voltage(R.M.S.) 1500 V Operating Junction Temperature -40~125 ℃ Storage Temperature -40~150 ℃ VDRM Repetitive Peak Off-State Voltage IT(RMS) R.M.S On-State Current ITSM Surge On-State Current Tc=89℃ One Cycle, 50Hz/60Hz, Peak,Non-Repetitive I2t PGM PG(AV) TJ TSTG A.C 1 minute Thermal Characteristics Parameter Symbol RθJc Thermal Resistance Junction to Case Rev.A Aug.2010 Copyright@Winsemi Microelectronics Co., Ltd., All right reserved. Value 3.7 Units ℃/W A60 WTD8 D8A60 Electrical Characteristics(Tc=25℃ unless otherwise noted) Symbol Items conditions Repetitive Peak Off-State Unit Min Typ Max - - 2.0 mA - - 1.4 V - - 30 - - 30 VD=VDRM,Single Phase, Half IDRM Wave TJ=125℃ Current VTM Ratin Peak On-State Voltage IT=12A,Inst.Measurement I+GT1 Ⅰ I-GT1 Ⅱ I-GT1 Ⅲ - - 30 V+GT1 Ⅰ - - 1.5 V-GT1 Ⅱ - - 1.5 V-GT3 Ⅲ - - 1.5 0.2 - - V 10 - - V/µs - 15 - mA VGD Gate Trigger Current Gate Trigger Voltage VD=6V,RL=10Ω Non-Trigger Gate Voltage TJ=125℃,VD=1/2VDRM Critical Rate of Rise Off-State TJ=125℃,[di/dt]c=-4.0A/ms, Voltage at Commutation VD=2/3VDRM (dv/dt)c IH VD=6V,RL=10Ω Holding Current mA V 2/5 Steady, keep you advance A60 WTD8 D8A60 Fig1.Gate Characteristics Fig.2 On-State Voltage Fig.3 On State Current vs.Maximum Power Dissipation Fig.4 On State Current vs.Allowable Case Temperature Fig.5Surge On-State Current Rating Fig.6 Gate Trigger Voltage vs. Junction Temperature (Non-Repetitive) 3/5 Steady, keep you advance A60 WTD8 D8A60 Fig.7 Gate Trigger Current vs. Junction Temperature Fig.8 Transient Thermal Impedance Fig.9 Gate Trigger Characteristics Test Circuit 4/5 Steady, keep you advance A60 WTD8 D8A60 DPAK Package Dimension Unit:mm 5/5 Steady, keep you advance