金属板电阻器 (MPH Series) FEATURES : 特性: Compact type with safety design of non-flammability and 不燃与绝缘之安全设计 insulation. 低阻值耐突波佳 Low resistance and resilient to surge current. 无电感. Non- inductance. 阻值范围 0.1Ω ~ 33Ω Resistance value range is 0.1Ω ~ 33Ω CHARACTERISTICS 性 能: ITEM 项 目 SPEC 规 格 REMARKS 备 注 Load life under high temperature 高温负荷寿命 ±5% Rated voltage at 70℃ for 1,000 hours 额定电压70℃ 1,000 小时 Load life under high humidity 耐湿负荷寿命 ±5% Rated voltage at 40℃,95% RH for 1,000 hours 额定电压40℃,95% RH 1,000 小时 Temp. coeff. of resistance 温度系数 ±350 ppm/℃ Room temp. 100℃ 室温 100℃ Short time overload 短时间过负荷 ±2% 6.25 times the rated power for 5 seconds 6.25倍额定功率 5 秒 Dielectric withstanding voltage 耐电压 -------- 500 volt 1 min 500 V 1分钟 Pulse withstanding voltage 脉冲测试 ±20% ■The following discharge cycle is repeated in the circuit of the left fig.2.5 sec. ON 2.5 sec. OFF10,000 cycles.With following DC pulse test voltage. ■ Pulse voltage:10KV Insulation resistance 绝缘电阻 >10MΩ 500 volt Insulation test 500 V绝缘测试电压