SIYU® 1N4933G-1N4937G Plastic Fast Recovery Rectifiers 塑封快恢复整流二极管 Reverse Voltage 50 ~ 600 V Forward Current 1.0 A 反向电压 50 ~ 600 V 正向电流 1.0 A 特征 Features DO-41 ● 反向漏电流低 Low reverse leakage ● 正向浪涌承受能力强 High forward surge capability ● 高信赖性 High reliability ● 高温焊接保证 High temperature soldering guaranteed: 260℃/10 秒, 引线长度:0.375" (9.5mm) 260℃/10seconds,9.5mm , lead length g ● 引线和管体皆符合RoHS标准 Lead and body according with RoHS standard ● 型号后缀“-F”标记无卤素产品 Green compound with suffix "-F" on Marking 机械数据 Mechanical Data ● 封装外形:DO-41 塑封 Case:DO-41 Molded plastic ● 环氧树脂:UL易燃等级:94V-0 环氧树脂:UL易燃等级:94V 0 Unit: inch (mm) Epoxy: UL 94V-0 rate flame retardant ● 引脚:镀锡,无铅 Lead: Pure tin plated, lead free 最大值和特性 TA = 25℃ 除非另有规定。 Maximum Ratings & Characteristics 参数 Parameter 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 Ratings at 25℃ ambient temperature unless otherwise specified. 符号 1N 4934G 1N 4935G 1N 4936G 1N 4937G 单位 Symbols 1N 4933G VRRM 50 100 200 400 600 V VRMS 35 70 140 280 420 V VDC 50 100 200 400 600 V Unit IF(AV) 1.0 A IFSM 30 A I 2t 4 A2S VF 1.2 V 正向不重复浪涌电流 8.3 ms单一正弦半波 Non-repetitive peak forward surge current 8.3 ms singlehalf sine-wave 熔断系数 t≤ 8.3 ms Current squared time t≤ 8.3 ms 最大正向电压 @IF=1.0A Maximum forward voltage 最大反向电流 @VDC TA= 25℃ Maximum reverse current TA= 125℃ 最大反向恢复时间 IF=0.5A , IR=1.0A ,IRR=0.25A MAX. reverse recovery time 典型热阻 Typical thermal resistance (Note 1) 典型结电容 VR=4.0V,f=1MHz Type junction capacitance 工作结温和存储温度 Operating junction and storage temperature rang 5 IR 100 μA Trr 150 ns RθJA 65 ℃/W Cj 10 pF Tj, TSTG -55 --- +150 ℃ 备注 Note: 1) 引线长度 0.375" (9.5 mm) ,安装在PCB板上,从PN结到周围环境的热阻。 1) Thermal resistance from junction to ambient at 0.375" (9.5 mm) lead length, PCB mounted. 版本 version:A/0 Page 1/2 Http://www.dachang.com.cn SIYU® 1N4933G-1N4937G 特性曲线 Characteristic Curves 正向特性曲线(典型值) 正向电流降额曲线 IF(AV) (A) 10 1 0.1 Tj=25℃ 0.01 0 2 0.2 0 6 0.6 1 1 4 1.4 IF(A) Average Forward R Rectified Current (A) FORWARD CURRENT DERATING CURVE 平均正向电流 IF Instantaneous F Forward Current (A) 正向电流 流 IF(A) TYPICAL FORWARD CHARACTERISTIC 1.2 1 0.8 0.6 0.4 0.2 0 1 8 1.8 0 正向电压 VF(V) VF Instantaneous Forward Voltage (V) 25 50 75 环境温度 Ta(°C) 100 125 150 175 Tamb, ambient temperature (°C) 浪涌特性曲线(最大值) 反向特性曲线 MAXIMUM NON REPETITIVE Typical Reverse Characteristics PEAK FORWARD SURGE CURRENT 10 0 25 20 15 10 Reversse Current(uA) 30 反向 向电流IR(uA) IFSM Peak Forrward Surge Current (A) 峰值正向浪 浪涌电流 IFSM(A) 35 1 0.1 5 Tj=25 ℃ 0.01 0 1 版本 version:A/0 10 100 0% 20% 40% 60% 80% 通过电流的周期 额定峰值反向电压% Number of Cycles at 60 Hz. Percent Of Rated Peak Reverse voltage % Page 2/2 100% Http://www.dachang.com.cn