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HF HF2150-1A-12DE HF2150
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HF HF2150-1A-12DE
- Type
- HF
- Minimum package
- 40 盒装
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HF
- Electronic Component
- HF2150-1A-12DE
- Electronic Component
- 1
- Electronic Component
- 27mm
- Package
- Through-hole, 31.8x27mm
- Electronic Component
- Power Relay
- Electronic Component
- 23.26g
- Electronic Component
- 31.8mm
- Electronic Component
- 5
- Electronic Component
- 1
- Electronic Component
- 15ms
- Electronic Component
- BM0231051812
- Operating Temperature
- 55℃~+85℃
- Contact Resistor
- 50mΩ
- Coil Voltage
- 12V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
HF2150-1A-12DE 继电器产品概述
一、产品简介
HF2150-1A-12DE 为宏发（HF）生产的12V直流小型插针封装功率继电器，属于单刀单掷（SPST）常开触点结构。封装为插件（DIP），外形尺寸约31.8×27mm，适合PCB通孔安装与更换维护。触点材料采用AgCdO，兼顾耐电弧与较长的开关寿命。
二、主要电气参数
- 线圈电压：12V DC（无极性单线圈，任意极性均可接入）
- 线圈电阻：155Ω，额定线圈功率约900mW（线圈电流约77mA）
- 触点形式：1组常开（1A）
- 触点容量（电阻负载）：30A @ 240VAC；20A @ 30VDC
- 最大切换电压：277VAC / 30VDC；最大切换电流：40A
- 接触电阻：典型50mΩ
- 触点材料：AgCdO
三、动态性能与环境适应
- 动作时间：约15ms；释放时间：约10ms，响应较快，适合一般控制场合
- 工作温度：-55℃ 至 +85℃，适应宽温度环境，能满足工业与车载等苛刻工况
四、典型应用场景
- 12V 电源控制及负载切换（车载电器、应急电源）
- 家用电器与工业控制中的高电流插装开关场景（继电器可承受30A级别阻性负载）
- 电机、加热器等大电流设备的中低频率开关（需注意感性负载抑制）
五、使用与选型建议
- 线圈为无极性，方便接线；但电磁线圈仍建议加入吸收方案（反向二极管或RC吸收器/TVS+限流），以抑制反向峰值并延长驱动器寿命。
- 额定触点容量为阻性负载值，感性或电感性负载（如直流电机、继电器线圈等）切换时要按经验降低使用电流或加装抑弧/吸收电路以减少触点烧蚀。
- 对高频率切换或长期高电流使用，应参考官方寿命曲线并留有裕量，必要时选用更高容量的功率继电器。
- 插件封装便于维修，上板时注意焊接温度与力矩，确认孔距与针脚排列无误（建议参照原厂引脚图与PCB封装资料）。
六、结论与购买提示
HF2150-1A-12DE 是一款针对12V系统设计的高电流常开继电器，额定开关能力强、工作温度范围宽，适合车载与一般工业控制场合。订购或设计前，请务必查阅宏发完整Datasheet以确认引脚定义、外形尺寸图与寿命曲线，并根据负载类型选择相应的保护电路以延长使用寿命。
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