WMSIC Electronic Components

HF HF46F-G/12-HS1T HF46F

ModelHF46F-G/12-HS1T
PackageThrough-hole, 20.5x7mm
BrandHF
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration Date code within 2 years

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
HF HF46F-G / 12-HS1T
Type
HF
Minimum package
160 未知

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HF
Electronic Component
HF46F-G/12-HS1T
Electronic Component
1
Package
Through-hole, 20.5x7mm
Electronic Component
Power Relay
Electronic Component
3.38g
Electronic Component
4
Electronic Component
1
Electronic Component
10ms
Electronic Component
BM0231051809
Operating Temperature
40℃~+85℃
Contact Resistor
100mΩ
Coil Voltage
12V
Coil Resistor
720Ω
Coil Type
Coil

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

HF46F-G/12-HS1T 产品概述

一、产品简介

HF46F-G/12-HS1T 是宏发(HF)生产的一款小型低功耗插针式继电器,属于常开单刀单掷(SPST-NO)类型,专为对体积、功耗和开关能力有综合要求的电路设计而开发。继电器采用无极性单线圈结构,线圈额定电压为 12V,封装为标准插件型(DIP),外形尺寸约 20.5 × 7 mm,便于 PCB 布局与装配自动化。

二、主要规格与性能

  • 线圈电压:12 V DC(无极性单线圈)
  • 线圈电阻:720 Ω(典型)→ 驱动电流约 16.7 mA,线圈功率 200 mW(低功耗)
  • 触点形式:一组常开(1A,单刀单掷 — 常开)
  • 触点材料:AgSnO2(耐电弧、抗粘焊性能好)
  • 触点容量(电阻性负载):10 A @ 250 VAC;10 A @ 30 V DC
  • 最大切换电压:277 V AC;30 V DC
  • 最大切换电流:10 A
  • 接触电阻:典型 100 mΩ
  • 动作/释放时间:约 10 ms / 10 ms
  • 工作温度范围:-40 ℃ 至 +85 ℃
  • 引脚数:4(常见为两线圈引脚 + 两触点引脚)
  • 封装形式:插件(DIP),尺寸 20.5 × 7 mm

三、产品亮点与优势

  • 低功耗:线圈功率仅 200 mW,利于在功耗敏感的应用中并联多个继电器或由微控制器直接驱动(配合驱动器可扩展能力)。
  • 小尺寸插针封装:DIP 插件便于标准化 PCB 布局、波峰焊或手工焊接,适合批量生产与维修替换。
  • 高触点承载:10 A 的额定容量适合大多数家用电器、工业控制负载及开关电源的直流/交流负载切换。
  • 优良触点材料:AgSnO2 对电弧抑制和抗粘着性能表现良好,尤其适合较高电压或直流开关场景,延长接触寿命。
  • 宽工作温度:-40~+85 ℃,适用多种室内外及工业环境(需按实际环境考虑防护与散热)。

四、典型应用场景

  • 家用电器控制(如微波炉、洗衣机的控制电路,需注意交流感性负载)。
  • 工业控制设备和仪表的低功耗开关模块。
  • 电源管理与继电控制(DC/AC 负载切换、备用电源切换)。
  • 通信与安防设备的线路切换。
  • 继电保护、信号隔离以及小型电机或继电驱动的控制回路(建议对感性负载做合适抑制)。

五、使用建议与设计注意事项

  • 驱动与抑制:尽管线圈为无极性,仍建议对线圈采取合适的浪涌抑制(RC 截止网络、TVS 或二极管),以防止电磁干扰并改善释放时间(注意并联二极管会延长释放时间,若需快速释放可考虑 RC 或 TVS)。
  • 负载类型区分:10 A 为电阻性负载额定值;开关感性或电感性负载(电机、继电器线圈、变压器等)时需适当降额并加外部抑制(RC、双向 TVS、放电器等),以防触点烧结或寿命下降。
  • 爬电与间隙:在高压交流(例如 277 VAC)场合,PCB 需保证足够的爬电距离与绝缘等级,以满足安规要求。
  • 寿命与可靠性:尽管 AgSnO2 提供较好耐久性,实际寿命仍受开关电流、电压、负载类型与工作频率影响,设计时应参考宏发官方寿命曲线与耐久测试数据并留裕量。
  • PCB 布局:预留合适的散热与机械固定空间,插针牢固焊接以保证长期可靠性;若在振动环境中使用,应评估机械固定与防震措施。
  • 引脚定义与封装校验:不同批次或具体子型号的引脚排列可能有差异,最终设计与生产前请确认宏发官方数据表以获取精确引脚图与安装尺寸。

六、采购与替代选型提示

HF46F-G/12-HS1T 属于通用型低功耗继电器,在同类产品中以尺寸小、功耗低、触点承载能力适中为特点。采购时注意确认供应商渠道与原厂包装,以保证质量与一致性。若需更高耐久或更大电流能力,可考虑同品牌更大系列或其他材料触点的型号;若对释放速度或无抑制需求,选择合适的线圈抑制元件组合以满足控制逻辑需求。

总结:HF46F-G/12-HS1T 为一款性能均衡的低功耗插针式继电器,适合多种中小功率的开关场合,设计时注意负载类型与电磁抑制即可发挥其长期可靠性与良好开关性能。若需要进一步的引脚图、耐久寿命曲线或测试数据,建议参阅宏发官方数据手册或联系供应商索取完整规格书。

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