SIYU® KBJ4A-KBJ4M Single phase Silicon Bridge Rectifiers 单向硅整流桥堆 反向电压 50 ~ 1000 V 正向电流 4.0 A Reverse Voltage 50 ~ 1000 V Forward Current 4.0 A 特征 Features KBJ ● 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 ● 玻璃钝化芯片 Glass passivated chip ● 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:KBJ 塑封 Case:KBJ Molded plastic ● 环氧树脂：UL易燃等级：94V-0 Epoxy: UL 94V-0 rate flame retardant ● 引脚：镀锡,无铅 Lead: Pure tin plated, lead free Unit: inch (mm) ● 安装位置: 任意 Mounting Position: Any ● 安装扭距: 推荐值 0.3牛*米 Mounting torque：Recommend 0.3 N*m 最大值和特性 TA = 25℃ 除非另有规定。 Maximum Ratings & Characteristics Ratings at 25℃ ambient temperature unless otherwise specified. 符号 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 KBJ 4B KBJ 4D KBJ 4G KBJ 4J KBJ 4K KBJ 4M 单位 Symbols KBJ 4A VRRM 50 100 200 400 600 800 1000 V VRMS 35 70 140 280 420 560 700 V VDC 50 100 200 400 600 800 1000 V Unit IF(AV) 4.0 A IFSM 120 A Vdis 2500 V I2t 72 A S VF 1.1 V 正向不重复浪涌电流 10 ms单一正弦半波 Non-repetitive peak forward surge current 10 ms singlehalf sine-wave 引线和管壳间绝缘强度 Dielectric strength Terminals to case 熔断系数 t≤ 10 ms Current squared time t≤ 10 ms 最大正向电压 @IF=2.0A Maximum forward voltage 最大反向电流 @VDC TA= 25℃ Maximum reverse current TA= 125℃ 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 2 μA RθJC 5.5 ℃/W Cj 40 pF Tj, TSTG -55 --- +150 ℃ 备注 Note: 1) 安装在PCB板上，从PN结到管体的热阻。 1) Thermal resistance from junction to case , PCB mounted. 版本 version：A/0 Page 1/2 Http://www.dachang.com.cn SIYU® KBJ4A-KBJ4M 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 0.6 1 正向电压 VF（V） 1.4 IF(A) Average Forward Rectified Current (A) FORWARD CURRENT DERATING CURVE 平均正向电流 IF Instantaneous Forward Current (A) 正向电流 IF（A） TYPICAL FORWARD CHARACTERISTIC 4.5 4 3.5 3 2.5 2 1.5 1 0.5 0 0 1.8 25 50 75 100 125 150 175 管体温度 TC(°C) VF Instantaneous Forward Voltage (V) TC Case 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 10 100 80 60 40 Reverse Current(uA) 120 反向电流IR(uA) IFSM Peak Forward Surge Current (A) 峰值正向浪涌电流 IFSM(A) 140 1 0.1 20 Tj=25℃ 0 0.01 1 10 100 通过电流的周期 20% 40% 60% 额定峰值反向电压% 80% 100% Percent Of Rated Peak Reverse voltage % Number of Cycles at 50 Hz. 版本 version：A/0 0% Page 2/2 Http://www.dachang.com.cn