WELWYN W21-18RJI 通孔电阻器, W21系列, 18 ohm, 3 W, ± 5%, 100 V, 轴向引线
The Welwyn W21 series wirewound resistors are highly stable and reliable resistors offering high power and resistance in a small size. The Resistance range includes E24 decade values from 1ohm to 10 ohm. W21 series are suitable for use in harsh environments and Ideal for protection circuits. A high purity ceramic substrate is assembled with interference fit end caps to which are welded the termination wires. The resistive element is wound on substrate and welded to caps.
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- Power rating at 25°C is 3W
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- ±1%, ±2% and ±5% tolerance
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- Operating temperature range -55°C to 200°C
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- Temperature coefficient is <±75ppm/°C
额定电压DC 100 V
额定功率 3 W
电阻 18 Ω
阻值偏差 ±5 %
工作温度Max 200 ℃
工作温度Min -55 ℃
额定电压 100 V
安装方式 Through Hole
引脚数 2
封装 轴向引线
脚长度 22.75 mm
封装 轴向引线
温度系数 ±75 ppm/℃
产品生命周期 Active
包装方式 Box
制造应用 Industrial, 电源管理, 工业, Portable Devices, Consumer Electronics, 消费电子产品, 便携式器材, Power Management
RoHS标准 RoHS Compliant
REACH SVHC标准 No SVHC
REACH SVHC版本 2015/06/15
| 型号/品牌 | 代替类型 | 替代型号对比 |
|---|---|---|
W21-18RJI TT Electronics/Welwyn | 当前型号 | 当前型号 |
ER7418RJT 泰科 | 完全替代 | W21-18RJI和ER7418RJT的区别 |
MCKNP03WJ0180AA9 Multicomp | 类似代替 | W21-18RJI和MCKNP03WJ0180AA9的区别 |
23J18RE Ohmite | 功能相似 | W21-18RJI和23J18RE的区别 |