SIYU R DB151 ...... DB157 Single-phase Silicon Bridge Rectifier 塑封硅整流桥堆 反向电压 50---1000V 正向电流 1.5 A Reverse Voltage 50 to 1000V Forward Current 1.5 A DB 特征 Features ·高电流浪涌承受能力 High surge current Capability ·高温焊接保证High tempererature soldering guaranteed: 260℃/10 秒 260℃/10 seconds ·引线和管体皆符合RoHS标准。 Lead and body according with RoHS standard 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 Unit:inch(mm) 极限值和温度特性 TA = 25℃ 除非另有规定。 Maximum Ratings & Thermal Characteristics 符号 Symbols Mounting Position: Any Ratings at 25℃ ambient temperature unless otherwise specified. DB151 DB152 DB153 DB154 DB155 DB156 DB157 单位 Unit 最大可重复峰值反向电压 Maximum repetitive peak reverse voltage VRRM 50 100 200 400 600 800 1000 V 最大均方根电压 Maximum RMS voltage VRMS 35 70 140 280 420 560 700 V 最大直流阻断电压 Maximum DC blocking voltage VDC 50 100 200 400 600 800 1000 V TC =100℃ 最大正向平均整流电流 Maximum average forward rectified current IF(AV) 1.5 A IFSM 50 A RθJA 40 ℃/W 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 Operating junction and storage temperature range Tj, TSTG -55--- +150 ℃ 电特性 TA = 25℃ 除非另有规定。 Electrical Characteristics Ratings at 25℃ ambient temperature unless otherwise specified. 符号 Symbols 最大正向电压 IF = 1.5A Maximum forward voltage 最大反向电流 Maximum reverse current 典型结电容 VR = 4.0V, f = 1MHz Type junction capacitance TA= 25℃ TA = 125℃ DB151 DB152 DB153 DB154 DB155 DB156 DB157 单位 Unit VF 1.1 V IR 10 500 μA Cj 40 pF 大昌电子 DACHANG ELECTRONICS SIYU R DB151 ...... DB157 特性曲线 Characteristic Curves 正向特性曲线(典型值) 正向电流降额曲线 TYPICAL FORWARD CHARACTERISTIC FORWARD CURRENT DERATING CURVE 10 平均正向电流 IF(AV) (A) Average Forward Rectified Current (A) IF(A) 1.0 0.1 0.01 Tj = 25°C 1.5 1.2 0.9 0.6 0.3 IF(A) 正向电流 IF Instantaneous Forward Current (A) 1.8 0 0.001 0.6 0.8 1.0 1.2 1.4 正向电压 VF(V) VF Instantaneous Forward Voltage (V) 0 25 50 75 100 125 150 175 环境温度 Ta(°C) Tamb, ambient temperature (°C) 浪涌特性曲线(最大值) MAXIMUM NON REPETITIVE PEAK FORWARD SURGE CURRENT 峰值正向浪涌电流 IFSM(A) IFSM Peak Forward Surge Current (A) 50 40 30 20 10 0 1 2 4 6 10 20 40 100 通过电流的周期 Number of Cycles at 60 Hz. 大昌电子 DACHANG ELECTRONICS