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ALLEGRO A5940GLKTR-T A5940GLKTR
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
16
specifications
Core information
- Product name
- ALLEGRO A5940GLKTR-T
- Type
- ALLEGRO
- Minimum package
- 3000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ALLEGRO
- Electronic Component
- A5940GLKTR-T
- Electronic Component
- 1
- Package
- SOIC-10
- Electronic Component
- BLDC Motor Driver IC
- Electronic Component
- 0.001g
- Electronic Component
- 1
- Electronic Component
- BM0257710279
- Operating Temperature
- 40℃~+105℃
- Driver Type
- Electronic Component
- Electronic Component
- Electronic Component
- Electronic Component
- 3000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
A5940GLKTR-T 产品概述
一、产品简介
A5940GLKTR-T 是美国 ALLEGRO（埃戈罗）旗下的一款三相电机驱动器，面向紧凑型、工业级和汽车级驱动应用。器件提供三相驱动功能，工作温度范围宽 (-40 ℃ 至 +105 ℃)，封装为 SOIC-10（带露铜散热垫 EP），便于在有限空间内实现高密度电路设计与可靠散热。
二、核心特性
- 驱动类型：三相驱动，适用于驱动三相无刷直流电机（BLDC）及其它三相负载。
- 温度范围：额定工作温度 -40 ℃ ~ +105 ℃，适合严苛环境。
- 封装：SOIC-10 带外露散热垫（EP），便于将热量高效传导到 PCB。
- 品牌与质量：ALLEGRO 为全球知名的电源与电机驱动器厂家，器件具有较好的可靠性与一致性。
- 常见电气与保护功能（典型）：过流保护、过温关断、欠压保护与短路检测等（实际功能请以官方数据手册为准）。
三、典型应用场景
- 家电与家居产品的小功率电机驱动（风扇、泵等）。
- 工业自动化中小型伺服或传动模块。
- 便携或车载设备中的电动机控制（受温度等级限制下）。
- 汽车周边辅助系统（需确认具体车型级认证与失效模式）。
四、封装与热管理建议
SOIC-10-EP 的外露散热垫需与 PCB 的接地与散热铜箔良好焊接，建议：
- 在 PCB 散热垫下布置热过孔（thermal vias），与内部/背面铜层连接以扩展散热面积。
- 在器件 VIN/VCC 引脚附近放置低 ESL 高容量的去耦电容，靠近器件布局以抑制尖峰和振铃。
- 做好散热仿真与过流容限分析，确保在最大负载下器件结温低于规格上限。
五、设计与布局注意事项
- 尽量缩短功率回路与开关节点的回路面积，降低 EMI 与寄生感抗。
- 对于三相输出线，应采用对称布局，均衡电流路径，减少不必要的环路不对称。
- 如果系统需要精确电流监测或闭环控制，提前规划好电流采样点与滤波方案。
- 上电/下电序列与欠压保护策略需在方案中体现，避免在非安全电压下驱动电机。
六、选型与后续工作
在最终选型前，请获取并阅读 ALLEGRO 官方数据手册，确认器件的电气参数（最大电压、电流能力、引脚定义、保护阈值等）与应用电路示例。建议在样品评估板上完成热性能、保护行为与电磁兼容性测试；如有替代器件需求，可按三相驱动、工作温度、封装与保护特性进行等效比较。
总结：A5940GLKTR-T 以其三相驱动能力、工业级温度范围和 SOIC-10-EP 封装为特点，适合要求可靠散热与紧凑布局的中小功率电机驱动应用。具体电气细节与典型接线请依据官方资料与评估板验证后落地设计。
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