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HF HFD2/005-M-L2 HFD2
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HF HFD2 / 005-M-L2
- Type
- HF
- Minimum package
- 25 管装
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HF
- Electronic Component
- HFD2/005-M-L2
- Electronic Component
- 1
- Electronic Component
- 10.2mm
- Package
- DIP,20.2x10.2mm
- Electronic Component
- Signal Relay
- Electronic Component
- 5.8g
- Electronic Component
- 20.2mm
- Electronic Component
- 1
- Electronic Component
- 4.5ms
- Electronic Component
- BM0231132773
- Operating Temperature
- 40℃~+85℃
- Contact Resistor
- 100mΩ
- Coil Voltage
- 5V
- Coil Resistor
- 125Ω
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
HFD2/005-M-L2 产品概述
一、产品简介
HFD2/005-M-L2 为宏发（HF）系列小型继电器，采用 DIP 封装（尺寸约 20.2×10.2mm），适用于对体积、响应时间和开关容量有中等要求的电子电路。产品工作温度范围宽（-40℃~+85℃），适合多种工业、家电和通信类应用场景。
二、主要电气参数
- 线圈电压：5V
- 线圈电阻：125Ω（典型）
- 线圈额定功率：150mW（标称）
- 线圈电流：约 40mA（基于125Ω估算）
- 触点电阻：≤100mΩ
- 最大切换电流：3A
- 触点容量（电阻负载）：3A @ 30VDC；1A @ 125VAC；另有说明 2A @ 30VDC（使用时请以实际规格表为准）
- 最大切换电压：250V AC；220V DC
- 动作时间：约 4.5ms
- 释放时间：约 3.5ms
三、结构与封装
封装形式为 DIP，整体体积紧凑（20.2×10.2mm），方便插入式安装与波峰/手工焊接。小尺寸有利于高密度电路板布置，适合 5V 逻辑驱动的控制电路。
四、典型应用
- 小型电源控制、继电开关模块
- 家电控制（如小型继电器控制回路）
- 低功耗工业控制、通讯设备开关
- 测试仪器与信号切换场合
五、使用建议与注意事项
- 驱动与散热：线圈标称功率及阻值应与实际驱动电压匹配，避免长期过压或持续通电导致升温。建议在高温工况下采取散热或减少通电占空比。
- 触点保护：对于感性或大电流负载，应加装 RC、TVS 或缓冲电路以抑制反电动势和电弧，延长触点寿命。
- 负载选择：产品最大切换电流 3A，长期工作时应考虑裕量并根据触点容量选择合适的额定电流；在交流大电压或感性负载下应注意电压/电流等级限制。
- 环境适应：工作温度范围宽，但若长期在高温、高湿或含腐蚀性气体环境中使用，应考虑封装保护或选用更高等级继电器。
- 焊接工艺：DIP 封装适合常规波峰或手工焊接，注意控制焊接温度与时间以免损伤绝缘与线圈性能。
六、可靠性与检验
该继电器具有较低的接触电阻（≤100mΩ）与较快的动作/释放时间（分别约 4.5ms 与 3.5ms），适合需要快速响应的小型控制场合。出货前建议在目标应用电压、电流和负载类型下进行寿命与可靠性测试，验证接触磨损、电弧与电气寿命是否满足实际需求。
七、选型提示
在选型时，请核实触点配置（如常开/常闭、接点数）、实际负载类型（阻性/感性/容性）以及工况温度。若负载接近最大额定值或存在频繁开关，考虑选择额定更高的型号或增加外部保护电路。
以上为 HFD2/005-M-L2 的概述与应用建议。若需详细的机械尺寸图、引脚定义、寿命曲线或环境测试数据，请参考厂家规范书或联系供应商获取完整数据手册。
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