WMSIC Electronic Components

HF HF32FV-G/5-HSTF(590) HF32FV

ModelHF32FV-G/5-HSTF(590)
PackageThrough-hole, 18.4x10.2mm
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 HF32FV-G / 5-HSTF(590)
Type
HF
Minimum package
100 托盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
HF
Electronic Component
HF32FV-G/5-HSTF(590)
Electronic Component
1
Package
Through-hole, 18.4x10.2mm
Electronic Component
Power Relay
Electronic Component
5.95g
Electronic Component
4
Electronic Component
1
Electronic Component
8ms
Electronic Component
BM0264078930
Operating Temperature
40℃~+105℃
Contact Resistor
100mΩ
Coil Voltage
5V
Coil Resistor
55Ω
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-HSTF(590) 产品概述 — HF(宏发)

HF32FV-G/5-HSTF(590) 是宏发(HF)系列的一款小型通用继电器,采用插件封装,适用于各种低电压驱动与中等交流负载切换场合。器件以 AgSnO2 触点、单刀单掷常开触点配置和无极性线圈设计为主要特性,兼顾开关能力与寿命稳定性,适合家电、工业控制及自动化设备等应用。

一、主要特点

  • 线圈电压:5V DC,线圈类型:无极性单线圈(便于PCB布局与驱动接口设计)。
  • 触点形式:一组常开(1A,单刀单掷-常开),引脚数:4(通常为2个线圈引脚 + 2个触点引脚)。
  • 触点材料:AgSnO2,抗电弧、抗焊接能力较强,适合频繁开关。
  • 触点容量(电阻负载):10A @ 250VAC,最大切换电流:10A,最大切换电压:277VAC。
  • 额定线圈功率:450mW;线圈电阻:55Ω;线圈电流约 5V/55Ω ≈ 90.9mA。
  • 接触电阻:≤100mΩ(典型),动作/释放时间:8ms / 5ms(典型)。
  • 工作温度范围:-40℃ ~ +105℃,适用广泛温区环境。
  • 封装与尺寸:插件(通孔)封装,外形尺寸约 18.4 × 10.2 mm,便于常规波峰焊或手工插件。

二、电气性能要点

  • 交流负载:在电阻性负载下额定为 10A@250VAC,适合大多数照明、加热与低感性负载控制。
  • 直流和感性负载:对直流或电感性负载(如电机、继电器线圈、变压器等),建议考虑负载的浪涌电流与反向高压抑制,必要时进行触点降额或采用外部吸收元件。
  • 线圈驱动:5V 线圈,约 91mA 驱动电流;由于线圈无极性,可灵活接入驱动电路,但仍推荐在驱动端并联吸收二极管或RC 抑制网络以抑制反向电压(若使用二极管,则需确定二极管方向以配合实际驱动接口)。

三、机械与环境特性

  • 插件结构,适配常规 PCB 通孔安装,便于替换与现场维修。
  • 工作温度 -40℃ 至 +105℃,适用于工业级温度要求。
  • 触点材料为 AgSnO2,具有良好的抗氧化与抗烧结特性,能在高频开关应用中提高寿命表现。
  • 推荐在 PCB 设计时保持合适的爬电距离与对地绝缘,满足额定切换电压条件。

四、应用建议

  • 家用电器:微波炉、洗衣机、空调等控制回路中用于中小功率交流负载切换。
  • 工业控制:PLC 输出扩展、控制模块、继电器逻辑隔离等场景。
  • 照明与电源开关:电阻性照明或小功率电源控制(在处理感性或感性+容性复合负载时需注意降额)。
  • 自动化设备:需快速响应、占空低的驱动场景;动作时间约 8ms,可满足多数控制系统需求。

五、典型接线与保护措施

  • 线圈驱动侧:建议在驱动晶体管并联反向二极管(若允许极性),或采用 RC 吸收器以保护驱动器件;对于快速开关场合,也可使用 TVS 抑制尖峰。
  • 负载侧保护:对感性或高浪涌负载,建议并联 RC 抑制、MOV 或气体放电管等吸收装置;对直流负载,应评估触点电弧能量并做相应降额。
  • PCB 布局:线圈引脚与触点引脚分区布置,保持热源与敏感元件间距;焊盘采用通孔镀锡增强可靠性。

六、选型与可靠性提示

  • 确认实际负载类型(电阻性 vs 感性)并据此决定是否需要触点降额或外接抑制元件。
  • 若需频繁切换高电流负载,建议咨询宏发官方数据手册或实验测得的电寿命参数以评估使用寿命。
  • 对于需遵守更严格安全与绝缘标准的应用,请参考相应规范并与供应商核实详细电气绝缘等级与认证信息。

HF32FV-G/5-HSTF(590) 在小型化封装下,兼顾了较高的交流切换能力、低功耗线圈与宽温度适应性,是一种适合通用控制与中等功率交流开关应用的经济型选择。实际应用中应按照负载特性与环境条件做必要的保护与布线优化,以获得最佳稳定性与可靠性。若需更详细的电寿命曲线、机械寿命或认证信息,建议查阅宏发官方产品手册或联系当地代理商。

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