Model & package intelligence
Model text, package form, tray or reel details, and visual evidence are reviewed together before RFQ feedback.
TE Connectivity T9AS1D12-12 T9AS1D12
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
20
specifications
Core information
- Product name
- TE Connectivity T9AS1D12-12
- Type
- TE CONNECTIVITY
- Unit
- Electronic Component
- Minimum package
- 50 袋
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- TE CONNECTIVITY
- Electronic Component
- T9AS1D12-12
- Electronic Component
- 1
- Package
- Through-hole, 32.5x27.4mm
- Electronic Component
- Power Relay
- Electronic Component
- 29.7g
- Electronic Component
- 1
- Electronic Component
- 15ms
- Electronic Component
- BM0259548523
- Operating Temperature
- 55℃~+85℃
- Contact Resistor
- 75mΩ
- Coil Voltage
- 12V
- Coil Resistor
- 144Ω
- Electronic Component
- 1A
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
T9AS1D12-12 产品概述
一、产品简介
T9AS1D12-12 为 TE Connectivity（美国泰科）通用型电磁继电器，线圈电压 12VDC，单刀单掷常开（SPST-NO）触点配置。该继电器面向需要大电流开关能力的一般工业与商用场合，描述常见为 "RELAY GEN PURPOSE SPST 30A 12V"。
二、主要电气参数
- 线圈电压：12V DC，线圈电阻 144Ω，额定线圈功率约 1W。
- 触点形式：一组常开（单刀单掷-常开）。
- 触点容量（电阻性负载）：30A @ 277VAC，20A @ 28VDC，最大切换电压 277V（AC）。最大切换电流 30A。
- 触点材料：AgCdO（含氧化镉银合金），适用于高电流与较强电弧抑制场景。
- 接触电阻：典型 75mΩ。
- 动作/释放时间：约 15ms / 15ms。
三、环境与可靠性
- 工作温度范围：-55℃ 至 +85℃，适应宽温度环境。
- 由于线圈功率低（1W），在常温下功耗与发热受限，但长期大电流切换仍需关注触点磨损与热升。具体寿命与循环次数请参考原厂数据表。
四、应用场景
适合 HVAC、照明控制、家电、泵/风机驱动、开关电源、配电柜等需要高电流开关的应用。对于直流负载（如电机、线圈）建议采取吸收/缓冲措施以降低触点电弧和延长寿命。
五、安装与使用建议
- 封装/引脚信息未提供，请以原厂规格书为准，确认安装孔距与插座兼容性。
- 直流线圈时建议并联反向二极管或 RC 吸收器做抑制，防止反向高压干扰驱动电路。交流或需不同抑制方案。
- 对于感性负载（电机、电磁阀等），建议并联 TVS、RC 或使用外部接触保护器以减小触点电弧。
- 大电流应用应考虑触点过载保护（熔断器或断路器）及良好散热和接线端子的容量匹配。
六、选型与注意事项
- 虽然标称 30A@277VAC，但在直流开关与经常性高频切换下应按厂方曲线做适当降额。
- 触点材料 AgCdO 抗电弧性较好，但环保法规（RoHS）对含 Cd 的材料有要求，采购前确认合规性。
- 若需明确机械寿命、开关寿命、封装型号与安装方式，请获取 TE Connectivity 官方数据手册以便最终设计验证。
总体而言，T9AS1D12-12 是一款适用于大电流控制的通用继电器，在正确的保护和降额实践下，可为工业与商用系统提供稳定的开关功能。
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