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扬州扬杰电子科技体股份有限公司 Yangzhou Yangjie Electronic Technology Co., Ltd. Document Number 0241 Rev. 1.0, 22-Sep-11 www.21yangjie.com SMCJ SERIES ■特性曲线（典型） Characteristics(Typical) 04.0 0 t（ms） 图 3：脉冲波形 FIG3: Pulse Waveform 150 50 100 3.0 2.0 1.0 TJ=25 ℃ Pulse Width(td) is defined as the Point where the Peak Current Decays to 50% of IPPM 10/1000μs Waveform as Defined by R.E.A. tr=10μs Peak Value IPPM Half Value - IPP 2 IPPM td 0 10 100 10 周波数 Number of Cycles 图 5：最大不重复浪涌电流 FIG5: Maximum Non-Repetitive Surge Current 200 50 100 TJ=TJMax. 8.3毫秒正弦半波 8.3ms Single Half Sine-Wave 0.001 0.01 0.1 1 10 1000 0.1 tp(s) 图 4：典型瞬态热阻 FIG4:Typical Transient Thermal Impedance 100 1 100 10 0200 0 TJ（℃） 图 2：脉冲功率或电流与结温关系 FIG2: Pulse Power or Current vs. Initial Junction Temperature 100 50 25 75 175 150 125 100 75 50 25 0.1μs1μs10μs 100μs 1.0ms 10ms 0.1 td(μs) 图 1：最大脉冲功率曲线 FIG1:Peak Pulse Power Rating Curve 1.0 100 10 不重复脉冲波形见图 3 Non-Repetitive Pulse Waveform shown in Fige.3 TA=25℃ 0.31×0.31"(8.0×8.0mm) Copper Pad Areas |
