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KOA RK73H1JTTD2203F
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- KOA RK73H1JTTD2203F
- Type
- KOA
- Unit
- Electronic Component
- Minimum package
- 5000 圆盘
Technical parameters
- Power
- 100mW
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- KOA
- Electronic Component
- RK73H1JTTD2203F
- Electronic Component
- 1
- Package
- 0603
- Electronic Component
- SMD Resistor
- Electronic Component
- ±1%
- Electronic Component
- 0.023g
- Electronic Component
- 220kΩ
- Electronic Component
- 1
- Electronic Component
- BM0265375394
- Operating Temperature
- 55℃~+155℃
- Operating Voltage
- 75V
- Electronic Component
- ±100ppm/℃
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
RK73H1JTTD2203F 厚膜贴片电阻产品概述
一、产品核心定位与目标场景
RK73H1JTTD2203F是日本KOA公司推出的高性价比厚膜贴片电阻，主打“常规精度+小型化+宽温适应”，针对消费电子、工业控制、通信设备等领域的基础电路设计。无需依赖高精度薄膜电阻即可满足大多数电路的阻值偏差需求，同时兼顾成本控制与可靠性，是中小功率电路的通用选型。
二、关键参数与性能解析
该电阻的核心参数清晰明确，可直接支撑常规电路设计：
- 阻值与精度：220kΩ（标识代码“2203”），精度±1%——满足99%以上常规电路（如分压、限流、滤波）的偏差要求，无需额外校准；
- 功率与电压：额定功率100mW，最大工作电压75V——适用于低功耗场景（如手机电源管理、小型传感器信号调理），使用注意：125℃以上需降额至50mW以内（参考KOA降额曲线）；
- 温度特性：温度系数±100ppm/℃，工作温度-55℃+155℃——温度每变化1℃，阻值波动约0.01%；宽温范围覆盖工业现场（-40℃85℃）、户外设备等场景；
- 工艺优势：厚膜电阻（丝网印刷+烧结工艺）——相比薄膜电阻成本低30%以上，长期稳定性优（1000小时阻值漂移＜0.5%）。
三、封装与物理特性
采用0603封装（英制，对应公制1608尺寸），具体规格：
- 长1.6±0.15mm、宽0.8±0.15mm、高0.45±0.1mm；
- 小尺寸适配高密度贴片安装（如智能手机主板、IoT模块），兼容常规SMT生产线（回流焊/波峰焊均可），无引脚设计减少焊接缺陷，提升生产良率。
四、可靠性与环境适应性
KOA的厚膜工艺保障了该电阻的工业级可靠性：
- 宽温稳定性：-55℃~155℃范围内阻值变化符合规格，无明显漂移；
- 抗冲击性：可承受1500g/0.5ms机械冲击，适应运输、安装中的振动场景；
- 环保合规：符合RoHS 2.0、REACH标准，无铅镀层（Sn/Pb或纯Sn），满足全球市场准入。
五、品牌与工艺优势
作为KOA成熟产品线，该电阻具备：
- 参数一致性：批量生产时阻值偏差、温度系数波动极小（±0.1%以内），避免电路性能差异；
- 供货稳定：全球供应链成熟，常规型号库存充足，交货周期1-2周；
- 应用支持：提供详细手册（含降额曲线、焊接参数），帮助工程师快速选型。
六、典型应用场景示例
该电阻广泛用于以下场景：
- 消费电子：智能手机电池电压分压检测、蓝牙耳机信号滤波；
- 工业控制：小型PLC I/O口限流、温度传感器分压电路；
- 通信设备：WiFi模块射频匹配网络、基站辅助电路限流；
- 汽车电子：车载USB过流保护限流、仪表盘背光分压。
综上，RK73H1JTTD2203F是一款“性能够用、成本可控、可靠性强”的通用厚膜贴片电阻，适合大多数常规电子电路的基础应用。
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