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ROHM SDR03EZPF1001
Configuration
1 options
Configuration
Date code within 2 years
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ROHM SDR03EZPF1001
- Type
- ROHM
- Minimum package
- 5000 圆盘
Technical parameters
- Power
- 300mW
- Electronic Component
- Electronic Component
- Electronic Component
- ROHM
- Electronic Component
- SDR03EZPF1001
- Electronic Component
- 1
- Package
- 0603
- Electronic Component
- SMD Resistor
- Electronic Component
- ±1%
- Electronic Component
- 0.043g
- Electronic Component
- 1kΩ
- Electronic Component
- 1
- Electronic Component
- BM0058408907
- Operating Temperature
- 55℃~+155℃
- Electronic Component
- ±100ppm/℃
- Resistor Type
- Resistor
- Electronic Component
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
ROHM SDR03EZPF1001 产品概述
一、产品简介
ROHM（罗姆）SDR03EZPF1001 为 0603 封装的贴片厚膜固定电阻器，标称阻值 1kΩ，精度 ±1%，功率额定值 300mW，工作温度范围 -55℃ 到 +155℃，温度系数 (TCR) ±100 ppm/℃。该器件适用于空间受限且需中等功率处理能力的通用电路，兼顾成本与可靠性，适合量产应用。
二、主要规格与特性
- 阻值：1 kΩ
- 精度：±1%（F）
- 功率：300 mW（器件额定功率，实际使用请考虑PCB散热与环境温度）
- 温度系数：±100 ppm/℃
- 工作温度：-55℃ ~ +155℃
- 电阻类型：厚膜电阻
- 封装：0603（约 1.6 mm × 0.8 mm）
- 品牌：ROHM（罗姆）
厚膜工艺使器件在成本、可焊性和批量一致性上具有优势，适合一般模拟与数字电路中的定值电阻需求。
三、典型应用场景
- 分压器、上拉/下拉电阻
- 信号调理与滤波网络
- 偏置与参考电路（对 ±1% 精度有要求的场合）
- 消费电子、通信设备、工业控制和仪表中的常规阻值元件
由于功率额定为 300 mW，适用于轻中等功耗节点；高功率或高精度场合应选择更高功率或低温漂的型号。
四、PCB 布局与焊接建议
- 为保证散热，建议周围留有适当铜箔面积，避免近热源布局。
- 推荐使用与元件封装相匹配的焊盘尺寸，遵循制造商的推荐焊盘图以减少翘曲与应力。
- 回流焊工艺兼容厚膜贴片电阻，注意控制回流曲线中的峰值温度与时间，以免影响性能或可靠性。
- 焊接后建议进行外观检查与阻值测量，以确认焊接完整性与阻值符合要求。
五、可靠性与环境特性
- 工作温度范围广，适应工业级温度要求。
- 厚膜结构在振动、热循环和湿热测试中表现稳定，但长期高温高功率工况会加速阻值漂移，应在设计时考虑余量。
- 如需满足特定环境认证（如 AEC-Q200 等），请在选型时确认供应商提供的可靠性试验报告。
六、选型与采购建议
- 若电路对温漂与稳定性要求更高，可考虑采用金属膜或合金薄膜电阻，或选择更低 TCR/更高精度的产品。
- 大批量采购时，建议向 ROHM 官方渠道索取器件的完整数据手册、可靠性测试报告及最小订购单位信息，以便进行生命周期与质量管理。
- 样品阶段应在目标温度与功率条件下进行老化与性能验证，确认在实际工况中的表现。
七、注意事项
- 在高环境温度或散热受限的电路中，应按实际温升重新评估功率处理能力并适当降额使用。
- 对于对噪声、温漂、长期稳定性要求严格的应用，评估是否需要升级到更高规格的电阻类型。
总体而言，SDR03EZPF1001 是一款面向通用电子产品的经济型 0603 厚膜贴片电阻，适合在中等功耗与一般精度要求的场合广泛使用。若有更具体的应用条件或环境约束，可基于完整数据手册进行进一步细化设计与验证。
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