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UNI-ROYAL 0603WAJ0222T5E
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- UNI-ROYAL 0603WAJ0222T5E
- Type
- UNI-ROYAL
- Minimum package
- 5000 圆盘
Technical parameters
- Power
- 100mW
- Electronic Component
- Electronic Component
- Electronic Component
- UNI-ROYAL
- Electronic Component
- 0603WAJ0222T5E
- Electronic Component
- 1
- Package
- 0603
- Electronic Component
- SMD Resistor
- Electronic Component
- ±5%
- Electronic Component
- 0.023g
- Electronic Component
- 2.2kΩ
- Electronic Component
- 10
- Electronic Component
- BM0257341658
- Operating Temperature
- 55℃~+155℃
- Operating Voltage
- 75V
- 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.
0603WAJ0222T5E 产品概述
一、产品简介
0603WAJ0222T5E 为 UNI-ROYAL（厚声）品牌的厚膜贴片电阻，封装为 0603（1.6 mm × 0.8 mm），标称阻值 2.2 kΩ，公差 ±5%，额定功率 0.1 W，额定工作电压 75 V，温度系数 ±100 ppm/℃，工作温度范围 -55℃ 至 +155℃。本型号适合高密度贴片电路中作为通用限流、偏置与信号整形元件使用。
二、主要参数（一览）
- 阻值：2.2 kΩ
- 精度：±5%（J级）
- 功率：0.1 W（100 mW）
- 额定工作电压：75 V（器件允许的最高持续电压）
- 温度系数：±100 ppm/℃
- 工作温度：-55℃ ~ +155℃
- 封装：0603（1.6×0.8 mm）
- 工艺：厚膜
注：按照功率极限计算，通过电阻的最大稳态电压 Vmax = sqrt(P·R) ≈ √(0.1×2200) ≈ 14.8 V；因此在设计时应同时满足功率与器件最高工作电压两项限制，以较低限制为准。
三、关键特性与优势
- 体积小、适合高密度 PCB 布局，节省空间；
- 厚膜工艺成本低、稳定性好，适合大批量商业与工业应用；
- 宽工作温度范围，可靠性高，可用于严苛环境；
- 标称电压较高（75 V），在高阻值器件中对介电强度有利。
四、典型应用场景
- 手机、可穿戴与消费电子的偏置与分压电路；
- 模拟信号链中的限流、阻抗匹配；
- 工业控制与传感器接口的通用电阻元件；
- 需要小尺寸、成本敏感且对温漂容忍度适中的场合。
五、设计与使用注意事项
- 电压与功率同时限制：尽管器件额定工作电压为 75 V，但在 2.2 kΩ 且功率 0.1 W 条件下，稳态电压应控制在 ≈14.8 V 以内以避免过热。
- 温度降额：高温环境下功率需降额，实际使用请参照厂方降额曲线并预留安全裕量。
- 焊接与回流：遵循厂方的回流焊温度规范，避免过高峰值温度和长时间加热以保护电阻性能。
- 浪涌与脉冲：对可能出现的瞬态高能量浪涌应做好保护（限流、缓冲或熔断），以防击穿或阻值飙升。
- 测试与选型：批量采购前建议做焊接后阻值及温漂测试，验证在目标工况下的稳定性。
六、封装与可靠性
0603 小封装便于自动贴装与回流工艺，适配常见贴片机料带。厚膜电阻在湿热、振动、温度循环等试验项下整体表现良好，但建议在极端环境或关键应用中参考完整的可靠性试验报告与寿命评估。
七、选型建议
若电路中可能承受较高稳态电压或更严格的温漂要求，建议考虑更高功率、较低 TCR 或更高精度（±1%、±0.1%）的替代件；若对体积有更高要求，可继续使用 0603 或缩小到 0402，但需留意功率与耐压能力的降低。
如需进一步的封装图、回流曲线或可靠性资料，可联系供应商获取完整 datasheet 与样品验证支持。
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