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UNI-ROYAL 1206W4J0202T5E
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- UNI-ROYAL 1206W4J0202T5E
- Type
- UNI-ROYAL
- Minimum package
- 5000 圆盘
Technical parameters
- Power
- 250mW
- Electronic Component
- Electronic Component
- Electronic Component
- UNI-ROYAL
- Electronic Component
- 1206W4J0202T5E
- Electronic Component
- 1
- Package
- 1206
- Electronic Component
- SMD Resistor
- Electronic Component
- ±5%
- Electronic Component
- 0.03g
- Electronic Component
- 2kΩ
- Electronic Component
- 1
- Electronic Component
- BM0257624929
- 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.
1206W4J0202T5E 产品概述
1206W4J0202T5E 为 UNI-ROYAL（厚声）出品的贴片厚膜电阻，封装为 1206（3216英制），阻值 2kΩ，精度 ±5%，额定功率 1/4W（250mW），工作电压 200V。该元件采用成熟的厚膜工艺制造，具有成本效益高、批量一致性好、适用于自动化贴片装配的特点，适合广泛的通用电子应用场景。
一、主要特性
- 厚膜电阻工艺，性价比高，批量一致性稳定
- 封装：1206（SMD），适配常见贴片工艺与自动化产线
- 阻值：2kΩ；精度：±5%（J）
- 额定功率：250mW（1/4W）；最大工作电压：200V
- 温度系数（TCR）：±100 ppm/℃，在温度变化下阻值漂移较小
- 工作温度范围：-55℃ 至 +155℃，适应较宽的环境温度
二、典型电气与机械参数
- 阻值：2kΩ ±5%
- 损耗功率：250mW（环境温度与散热条件影响实际使用功率，需按系统降额）
- 最大工作电压：200V（请勿长期超出此值）
- 温度系数：±100 ppm/℃
- 工作温度：-55℃ ~ +155℃
- 封装形式：1206 SMD，端面金属化，便于焊接
三、应用领域
- 通用电子设备中的分压、限流与偏置电路
- 工业控制与测量仪器中的阻性元件
- 电源模块、驱动电路、信号处理电路
- 消费电子与照明设备等对成本和可靠性有平衡要求的场合
四、可靠性与环境适应性
该厚膜电阻经过常规的焊接耐热和环境应力测试，适用于一般工业级温度和湿度条件。TCR ±100 ppm/℃ 说明在温度变动时阻值稳定性良好；推荐在设计时对功耗进行降额处理以延长使用寿命，并避免长期处于额定功率上限或接近最大工作电压的工况。
五、封装与装配建议
- 兼容标准 SMT 回流焊工艺；建议按照元器件与PCB制造商给出的回流曲线和时序进行焊接以避免应力与过热。
- 为获得最佳热散逸，建议布线时为电阻两端提供适度的铜箔导热路径，并避免将热源靠近元件。
- 装配和存储时避免机械弯曲、冲击与长期潮湿环境；清洗时使用对厚膜材料安全的溶剂，避免强酸/强碱清洗剂。
六、选型与注意事项
- 如需更高精度或更低 TCR，可考虑薄膜或金属膜电阻型号；如需更高功率或更严苛环境适应性，请选择更大封装或特殊封装产品。
- 设计时请考虑工作温度下的功率降额，尽量使实际耗散功率低于额定功率以保证长期可靠性。
- 订购与库存管理时，确认包装（如卷带/盘装）和检验报告以满足生产线需求。
七、推荐检验项
- 首件与来料检验：阻值与精度、外观及焊接端面质量
- 焊接后检查：焊点可靠性、无裂纹、无浮焊或虚焊
- 环境与老化测试（依据客户应用）：高低温循环、湿热、振动和冲击测试（如需可与供应商协商获取更多试验数据）
如需样品、详细封装尺寸、回流曲线或可靠性测试报告，请联系 UNI-ROYAL（厚声）或其授权分销商获取更详尽的技术资料与支持。
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