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HF HF33F/005-ZS3 HF33F
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HF HF33F / 005-ZS3
- Type
- HF
- Minimum package
- 100 未知
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HF
- Electronic Component
- HF33F/005-ZS3
- Electronic Component
- 1
- Electronic Component
- 10.2mm
- Package
- Through-hole, 20.5x10.2mm
- Electronic Component
- Power Relay
- Electronic Component
- 6.24g
- Electronic Component
- 20.5mm
- Electronic Component
- 5
- Electronic Component
- 1
- Electronic Component
- 8ms
- Electronic Component
- BM0231130876
- Operating Temperature
- 40℃~+70℃
- Contact Resistor
- 100mΩ
- Coil Voltage
- 5V
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
HF33F/005-ZS3 产品概述
一、产品简介
HF33F/005-ZS3 为 HF（宏发）出品的一款小型插针式继电器，属于通用信号/电源切换型继电器。封装为插件式 DIP，外形尺寸约 20.5 × 10.2 mm，五引脚设计（单刀双掷 1C/1 Form C），适合 PCB 穿孔安装，常用于工业控制、家电、仪表和通信设备的中低功率开关场合。
二、主要电气参数
- 线圈电压：5 V（无极性单线圈）
- 线圈电阻：55 Ω（线圈电流约 5V/55Ω ≈ 91 mA）
- 额定线圈功率：450 mW
- 触点形式：一组转换（1C，SPDT）
- 最大切换电压：250 V AC；30 V DC
- 最大切换电流：10 A
- 触点材料：AgNi（银镍合金）
- 接触电阻：≤100 mΩ
- 动作时间：约 8 ms；释放时间：约 5 ms
- 工作温度范围：-40 ℃ ~ +70 ℃
三、性能特点与优势
- 小型化、插件式封装，便于 PCB 布局与维修替换；
- 无极性线圈，安装和驱动更方便；
- AgNi 触点适合通用负载，抗氧化性能较好；
- 10 A 的最大切换能力能覆盖多数家电与工业负载（交流与直流需注意电压限制）；
- 动作/释放响应快，适合需要快速切换的控制场合。
四、驱动与使用建议
- 线圈电流约 91 mA，建议使用晶体管、达林顿或 MOSFET 驱动器驱动，单片机 GPIO 直接驱动需确认能承受电流并配置限流；
- 线圈两端并联反向并联二极管（或 RC 吸收网络）以抑制反向电动势，保护驱动电路（交流线圈同样用 RC 吸收或双向抑制器）；
- 切换感性负载（电机、电磁阀等）时，在被控电路端加装浪涌吸收元件（RC、TVS 或 MOV），以防触点烧焊或产生过大电弧；
- 在高频率切换或靠近额定极限工作时，应适当降额使用并参考厂家寿命曲线。
五、封装与引脚说明
典型五引脚：两端为线圈引脚，另外三脚为公共（COM）、常开（NO）与常闭（NC）。线圈无极性，任意方向接入 5 V 即可动作。具体引脚排列与 PCB 孔位请参照厂家数据手册以保证兼容性。
六、可靠性与注意事项
- 触点寿命受负载类型、开关频率及抑制措施影响，建议在设计前获取并评估厂家给出的电气寿命与机械寿命数据；
- 存储与焊接时避免长时间受潮、高温回流或超过建议的波峰/回流温度规范；
- 使用环境应避免严重腐蚀性气体、强振动与超出额定温度范围的工作条件。
结语：HF33F/005-ZS3 为一款性能均衡、适用面广的 5 V 小型继电器，适合在中低功率开关和控制场合替换或设计使用。选型时请结合实际负载类型、开关频率与寿命要求，并参考宏发官方数据手册以获得完整规格与可靠性参数。
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