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UNI-ROYAL 1206W4F200JT5E
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- UNI-ROYAL 1206W4F200JT5E
- Type
- UNI-ROYAL
- Minimum package
- 5000 圆盘
Technical parameters
- Power
- 250mW
- Electronic Component
- Electronic Component
- Electronic Component
- UNI-ROYAL
- Electronic Component
- 1206W4F200JT5E
- Electronic Component
- 1
- Package
- 1206
- Electronic Component
- SMD Resistor
- Electronic Component
- ±1%
- Electronic Component
- 0.03g
- Electronic Component
- 20Ω
- Electronic Component
- 1
- Electronic Component
- BM0257245563
- Operating Temperature
- 55℃~+155℃
- Operating Voltage
- 200V
- Electronic Component
- ±100ppm/℃
- Resistor Type
- Resistor
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
1206W4F200JT5E 产品概述
一、产品简介
1206W4F200JT5E 为 UNI-ROYAL（厚声）系列厚膜贴片电阻，封装为 1206（英制），标称阻值 20Ω，精度 ±1%，额定功率 0.25W（250mW），最高工作电压 200V。该器件采用厚膜工艺制成，兼顾成本与稳定性，适用于大批量消费电子与工业类电路中的通用阻值需求。
二、主要规格参数
- 电阻类型：厚膜电阻（SMD）
- 封装：1206（3216公制尺寸）
- 标称阻值：20Ω
- 精度：±1%
- 额定功率：250mW
- 最高工作电压：200V
- 温度系数（TCR）：±100 ppm/℃（典型）
- 工作温度范围：-55℃ 至 +155℃
三、性能与特点
- 精度±1% 能满足多数中高精度的分压、限流与基准电路需求。
- ±100 ppm/℃ 的温度系数在厚膜电阻中属常见水平，对温度敏感度中等，适用于要求温度稳定性一般的应用场景。
- 宽温度范围（-55℃~+155℃）使其在低温与高温环境下仍有良好工作可靠性，适配工业级与部分车规温域使用场合（具体资格以供应商出具证书为准）。
- 厚膜工艺具有良好的成本效益与成品率，适合批量生产与通用型电路设计。
四、典型应用
- 电源与电压分配网络中的限流、分压与旁路电阻
- 模拟前端的阻抗匹配与偏置网络
- 消费电子、通信设备与工业控制设备中的通用电阻元件
- 不建议用于要求极高长期稳定性或低温漂（如精密标准电阻）场合
五、PCB 布局与焊接建议
- 1206 尺寸在 PCB 布局上占用空间适中，建议遵循常用贴片电阻焊盘设计并预留适当焊膏量以保证焊点可靠性。
- 可采用回流焊工艺，参考供应商的焊接温度曲线与峰值温度限制，避免过高温度或长时间的热沉积以保护电阻性能。
- 在高功率或热密集区，需考虑热散布与功率降额设计，避免长期满功率工作导致温升过高。
六、可靠性与选型注意
- 尽管额定功率为 250mW，但在高环境温度下应进行功率降额设计；具体降额曲线请以产品数据手册为准。
- 若电路对温漂、噪声或长期稳定性有严格要求，建议选用薄膜或金属膜等更高性能的电阻类型。
- 采购时确认批次、质量认证与包装形式（带卷带装等），并索取完整的技术资料与可靠性测试报告（如耐焊接性、湿热、温度循环等）。
总结：1206W4F200JT5E 为一款面向通用电子应用的厚膜 1206 贴片电阻，20Ω、±1%、250mW 的组合在成本与性能之间取得平衡，适用于大多数非超高精度的工业与消费类电路设计。在实际使用中，请结合具体工作温度与功率要求做合理的降额与 PCB 热管理，并参照供应商数据手册获取详细焊接与可靠性信息。
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