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V μAIR 最大正向电压 最大反向电流 TA= 25℃ 电特性 TA = 25℃ 除非另有规定。 Electrical Characteristics Ratings at 25℃ ambient temperature unless otherwise specified. 单位 Unit 符号 Symbols TA=125℃ Maximum forward voltage Maximum reverse current VF -55---+150 V V V A A ℃/W VRRM VRMS VDC IF(AV) IFSM 极限值和温度特性 TA = 25℃ 除非另有规定。 Maximum Ratings & Thermal Characteristics Ratings at 25℃ ambient temperature unless otherwise specified. 最大可重复峰值反向电压 Maximum repetitive peak reverse voltage 最大均方根电压 Maximum RMS voltage 最大直流阻断电压 Maximum DC blocking voltage 最大正向平均整流电流 Maximum average forward rectified current 峰值正向浪涌电流 8.3ms单一正弦半波 Peak forward surge current 8.3 ms single half sine-wave 典型热阻 Typical thermal resistance 工作结温和存储温度 符号 Symbols 单位 Unit Operating junction and storage temperature range Tj, TSTG RθJC 特征 Features 机械数据 Mechanical Data

  • 封装: 塑料封装 Case: Molded Plastic
  • 极性: 标记模压或印于本体 Polarity: Symbols molded or marked on body
  • 安装位置: 任意 Mounting Position: Any
  • 低功耗高效率。Low Power Loss,High Efficiency 反向电压 200---600V 正向电流 20A Reverse Voltage 200 to 600 V Forward Current 20 A DFR20A20CT DFR20A40CT DFR20A60CT IF = 10A
  • 正向压降低。Low Forward Voltage Drop
  • 大电流承受能力。High Current Capability 最大反向恢复时间 nStrrIF=0.5A IR=1.0A IREC=0.25A MAX. Reverse Recovery Time 0.98 1.30 1.80 塑封超快速整流二极管 Plastic Ultra-Fast Recover Rectifier DFR20A30CT 200 200 140 大昌电子 DACHANG ELECTRONICS
  • 安装扭距: 推荐值 0.3牛*米 Mounting torque:Recommend 0.3 N*m
  • 引线和管体皆符合RoHS标准 。 Lead and body according with RoHS standard 4.0 250 SIYU R DFR20A20CT DFR20A40CT DFR20A60CTDFR20A30CT Unit:inch(mm) TO-220AB 123

R 正向电流 IF(A) 正向特性曲线(典型值) 正向电压 VF(V) 通过电流的周期 峰值正向浪涌电流 IFSM(A) 平均正向电流 IF(AV) (A) 浪涌特性曲线(最大值) 特性曲线 Characteristic Curves TYPICAL FORWARD CHARACTERISTIC FORWARD CURRENT DERATING CURVE IF Instantaneous Forward Current (A) VF Instantaneous Forward Voltage (V) IF(A) Average Forward Rectified Current (A) MAXIMUM NON REPETITIVE PEAK FORWARD SURGE CURRENT Number of Cycles at 60 Hz. IFSM Peak Forward Surge Current (A) 正向电流降额曲线 0.01 0.1 100 0.8 1.2 1.4 1 2 4 6 10 20 40 100 100 125 1.61.0 DFR20A60CT DFR20A30CT DFR20A40CT DFR20A20CT 大昌电子 DACHANG ELECTRONICS 管壳温度 Ta(°C) Tc, case temperature (°C) 0 2 55 07 5 1 0 0 1 2 5 1 5 0 1 7 5 1.8 Tj = 25 °C