价 格: | 650.00 | |
品牌/商标: | 天辰 | |
型号/规格: | 大功率采样电阻 | |
种类: | 水泥 | |
性能: | 通用 | |
材料: | 薄膜 | |
制作工艺: | 膜式非线绕型 | |
外形: | 平面片状 | |
标称阻值: | 1 | |
温度系数: | PTC | |
额定功率: | 10(W) | |
调节方式: | 固定 | |
功率特性: | 中功率 | |
频率特性: | 高频 | |
营销方式: | 厂家直销 | |
产品性质: | 新品 |
功率型电阻器,运用电阻应变原理,采用平面无感结构设计,精度高、稳定性好、在较宽的温度范围内温度系数低,可以做到 ± 5PPM,广泛应用于稳定测量系统、标准源、计量测试,互感器等领域。阻值范围0.001R-1R.精度0.05%-1%。
该产品因体积小,精度高,温度系数小,稳定性好,可靠性高等极好的电气特性而广泛用于各种军事和高性能的场合。该产品已列入《军用电阻器和电位器系列型谱》( GJB/Z37.1-93 ),并被确定为重点新产品。"
Operating Voltage: 350V max.z Dielectric Strength: 1800VACz Insulation Resistance: 10GΩ ?min.z Working Temperature Range: -65°C to 150°Cz Resistance Value <1Ω is availableTest Item Requirement Test MethodTemperature Coefficient ofResistance (T.C.R.) As Spec. Referenced to 25°C, ΔR taken at 105°CShort Time Overload ΔR±0.3% 2 times rated power with applied voltage not to exceed 1.5 timesMaximum continuous operating voltage for 5 secondsLoad Life ΔR±1.0% 2,000 hours at rated powerDamp Heat with Load ΔR±0.5% 40±2°C, 90~95% R.H. Max. working voltage for 1000 hrs with 1.5hrs “ON” and 0.5 hrs “OFF”Solderability 90% min. coverage 245±5°C for 3 secondsThermal Shock ΔR±0.3% -65°C~150°C, 100 cyclesTerminal Strength ΔR±0.2% (Pull Test) 2.4NVibration, High Frequency ΔR±0.2% 20g peak Lead