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Vishay CRCW08052K20JNEA Resistor CRCW08052K20JNEA
Configuration
1 options
Configuration
24+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- VISHAY CRCW08052K20JNEA
- Type
- VISHAY
- Unit
- Electronic Component
- Minimum package
- 5000 圆盘
Technical parameters
- Power
- 125mW
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- VISHAY
- Electronic Component
- CRCW08052K20JNEA
- Electronic Component
- 1
- Package
- 0805
- Electronic Component
- SMD Resistor
- Electronic Component
- ±5%
- Electronic Component
- 0.028g
- Electronic Component
- 2.2kΩ
- Electronic Component
- 1
- Electronic Component
- BM0227223802
- Operating Temperature
- 55℃~+155℃
- Electronic Component
- ±200ppm/℃
- Resistor Type
- Resistor
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
CRCW08052K20JNEA 产品概述
一、主要规格
CRCW08052K20JNEA 为 VISHAY（威世）生产的厚膜贴片电阻，关键参数如下：
- 电阻值：2.2 kΩ
- 精度：±5%（J）
- 功率：125 mW（1/8 W 额定）
- 温度系数（TCR）：±200 ppm/℃
- 工作温度范围：-55 ℃ ~ +155 ℃
- 封装：0805（常见尺寸约 2.0 mm × 1.25 mm）
- 电阻类型：厚膜（Thick Film）
二、产品特点
- 稳定性好：厚膜工艺结合严格的工艺控制，使得在一般环境下具有良好的长期稳定性和可重复性。
- 宽温度范围：-55 ℃ 到 +155 ℃ 的耐受能力，使其适用于高温或工业级环境。
- 通用规格：2.2 kΩ/±5% 为常用阻值与精度，适配多数分压、限流与偏置网络。
- 封装小巧：0805 封装便于高密度 PCB 布局，适合自动贴装与回流焊工艺。
三、典型应用场景
- 工业控制与传感器接口电路（限流、分压、阻抗匹配）
- 通用电子设备的偏置和滤波网络
- 通信设备与仪表仪器中要求中等精度与可靠性的场合
- 要求小封装与中等功率的消费电子与嵌入式系统
四、选型要点与使用注意
- 温度降额：额定功率 125 mW 通常在指定环境温度下测得；在高温工作条件下需按厂商的功率温度降额曲线进行降额使用。
- 精度与漂移：±5% 精度适合一般用途，若用于精密测量或高精度配对应选择更高精度（≤1%）或配套温度补偿方案。
- 温度系数：±200 ppm/℃ 表示中等温漂，温度敏感电路应考虑温漂影响并作补偿或选择低 TCR 型号。
- 封装热特性：0805 小尺寸意味着热阻较大，布局上应预留散热路径，避免紧邻大功率器件造成过热。
五、焊接与可靠性建议
- 采用标准回流焊工艺，遵循 VISHAY 推荐的回流温度曲线以保证焊接可靠性。
- 避免在装配过程中施加过大的机械应力（弯折、挤压），以防引起端接开裂或电阻值漂移。
- 在潮湿或腐蚀性环境中建议采取防护涂层或选用具有相应认证的表面处理/封装形式。
六、包装与采购提示
- CRCW 系列通常以卷带（Tape & Reel）方式提供，适用于自动贴片生产线。
- 订购时请核对完整料号与包装代码，确认是否需要 RoHS/无铅或特殊认证版本。
- 如需在极端环境或关键应用中使用，建议向供应商索取详细规格书与可靠性试验数据以做最终确认。
若需我进一步提供该料号的完整规格书关键页、封装图或温度功率降额曲线，可告知，我将为您检索并整理。
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