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HF HF32FV-G/5-HSLTF HF32FV
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- HF HF32FV-G / 5-HSLTF
- Type
- HF
- Minimum package
- 100 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- HF
- Electronic Component
- HF32FV-G/5-HSLTF
- Electronic Component
- 1
- Package
- Through-hole, 18.4x10.2mm
- Electronic Component
- Power Relay
- Electronic Component
- 4.9g
- Electronic Component
- 4
- Electronic Component
- 1
- Electronic Component
- 8ms
- Electronic Component
- BM0257267914
- Operating Temperature
- 40℃~+105℃
- Contact Resistor
- 100mΩ
- Coil Voltage
- 5V
- Coil Resistor
- 125Ω
- Coil Type
- Coil
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
HF32FV-G/5-HSLTF 产品概述
一、主要参数
HF32FV-G/5-HSLTF 是宏发（HF）推出的一款超小型中功率继电器，适合空间受限场合的电源与信号切换。主要电气与机械参数如下：
- 线圈电压：5V DC（无极性单线圈）
- 线圈电阻：125Ω → 线圈电流约 40mA，额定线圈功率 200mW
- 触点形式：一组常开（单刀单掷，1 Form A）
- 触点材料：AgSnO2，接触电阻 ≤100mΩ
- 触点容量（电阻性负载）：10A @ 250VAC，最大切换电流 10A，最大切换电压 277VAC
- 动作/释放时间：约 8ms / 5ms
- 工作温度范围：-40℃ ~ +105℃
- 引脚数/封装：插件式，4 引脚，外形尺寸 18.4 × 10.2 mm
二、产品特点
- 体积超小，便于高密度 PCB 布局，适合受限空间设计。
- 中等开关能力（最高 10A@250VAC），能兼顾信号与电源类负载。
- 采用 AgSnO2 触点，抗电弧、耐久性好，适合频繁通断场合。
- 无极性线圈，接线方便；低线圈功耗（200mW），对驱动电源负担小。
- 快速响应（动作 8ms），满足多数控制系统对速度的要求。
三、典型应用场景
- 家用电器与小型电源开关（如充电器、适配器继电保护）。
- 通信设备、网络电源与继电器矩阵。
- 工业控制模块、仪器仪表的电路隔离与负载切换。
- 小型机器人与智能设备中的电源/外设控制。
四、安装与驱动建议
- 线圈驱动：线圈电流约 40mA，许多 MCU IO 口无法直接驱动，建议采用驱动晶体管或 MOSFET；并在驱动端并联反向续流二极管或 RC 抑制网以抑制线圈反向尖峰。
- 接线与布板：保持继电器触点与高压轨迹良好绝缘间距，10A 级别走线需足够铜厚与宽度；插件式封装利于焊接与更换。
- 环境与散热：工作温度上限 105℃，在高温环境应注意散热与周边器件耐温匹配。
五、使用与维护要点
- 在额定负载下使用可获得更长的寿命；感性负载（电机、继电器线圈等）建议并联吸收电路（RC 或 MOV）以减少触点电弧。
- 定期检查焊点与触点表面状态，环境中存在污垢或腐蚀性气体时需加强防护。
- 如需并联多个继电器以吞吐更大电流，应考虑触点分流与热分布均衡。
六、选型建议与注意事项
- 若系统要求长期频繁切换或更高电流（>10A），建议选用更高容量或带金属密封的功率继电器。
- 对于需要高速切换或精确时间控制的场合，留意继电器的动作/释放时延并评估是否满足要求。
- 在便携或电池供电设备中，线圈功耗 200mW 属低功耗方案，但仍应评估驱动方式对整体能耗的影响。
总结：HF32FV-G/5-HSLTF 将超小尺寸与高达 10A 的切换能力相结合，适合在空间受限但需中等功率开关的场合使用，是消费电子、通信与工业控制等应用的经济型方案。
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