WMSIC Electronic Components

SXN SM1054-101MT Inductor SM1054

ModelSM1054-101MT
PackageSMD
BrandSXN
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 26+

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Technical data

Product details

19 specifications

Core information

Product name
SXN SM1054-101MT
Type
SXN
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SXN
Electronic Component
SM1054-101MT
Electronic Component
1
Package
SMD
Type
Display Inductor
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
2.02g
Inductor
100uH
Electronic Component
1
Electronic Component
BM0265817968
Current
970mA
Resistor(DCR)
350mΩ
Electronic Component
Electronic Component
Electronic Component
1000

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

SM1054-101MT 功率电感产品概述

一、产品核心定位与应用场景

SM1054-101MT是顺翔诺(SXN)品牌推出的贴片式非屏蔽功率电感,针对中小功率电子设备的储能、滤波及DC-DC转换需求设计,兼顾成本控制与性能适配性。其典型应用场景覆盖:

  1. 便携式电子:充电宝升压电路、智能手环/手表电源管理模块;
  2. LED驱动:小功率LED灯带、台灯恒流驱动电路;
  3. 小型家电:加湿器、电风扇控制板DC-DC转换;
  4. 汽车辅助电子:车内氛围灯、座椅调节的低功率电源模块。

二、关键性能参数解析

该产品的核心参数匹配中小功率场景的核心需求,具体解析如下:

  1. 电感值与精度:标称100μH(±20%精度),满足常规电源电路对电感误差的兼容要求,无需额外高精度补偿;
  2. 电流承载能力:
    • 额定电流(Irms)970mA:持续工作时电感升温可控(常规环境下温升≤40℃),避免热失效;
    • 饱和电流(Isat)1.2A:电感值下降至初始值30%时的峰值电流上限,可应对电路瞬间负载波动;
  3. 直流电阻(DCR):350mΩ,平衡电流承载与热损耗,避免因电阻过大导致电源效率降低;
  4. 类型:非屏蔽设计,结构简单、成本更低,但需注意电磁干扰(EMI)适配。

三、封装与物理特性

SM1054-101MT采用SMD贴片封装,尺寸为10×9mm(长×宽),体积小巧,适配高密度PCB设计(如便携式设备的紧凑板布局)。其封装兼容常规SMT生产线,焊接工艺简单(焊接温度范围220℃~260℃,符合行业标准),可降低自动化生产难度与成本。

四、非屏蔽设计特点与局限

非屏蔽电感的设计逻辑在于成本优先+性能适配,核心特点:

  • 优势:无屏蔽层干扰,电感值一致性更好;结构简单,体积更紧凑;
  • 局限:电磁辐射略高于屏蔽电感,需在电路设计中注意与敏感模块(如射频、模拟信号电路)保持≥5mm距离,或增加滤波电容、局部屏蔽罩抑制EMI。
    该设计适合对EMI要求宽松、成本敏感的场景,如普通电源模块、LED驱动等。

五、应用适配性与选型建议

适配场景

  • 中等功率(≤1W)的DC-DC转换(如5V转3.3V,输出电流≤300mA);
  • 小功率LED恒流驱动(单串LED电流≤200mA);
  • 便携式设备的辅助电源(如智能手表的传感器供电)。

选型注意

  • 避免用于持续电流>970mA的场景(会导致过热);
  • 不建议用于对EMI要求极高的射频电路(如蓝牙模块、WiFi模块);
  • 若工作环境温度>85℃,需将额定电流降额至70%(约680mA)使用。

六、使用与维护注意事项

  1. 焊接工艺:采用回流焊时,需控制峰值温度≤260℃,焊接时间≤30s,避免虚焊或电感本体损坏;
  2. 电路布局:电感周边避免放置敏感信号线路,若需抑制EMI,可在电感两端并联100nF陶瓷电容;
  3. 降额使用:高温环境(>60℃)下,额定电流需降额10%~20%,确保可靠性;
  4. 存储要求:常温(25℃)、干燥(湿度≤60%)环境存储,避免长期暴露于潮湿或腐蚀性气体中。

SM1054-101MT通过平衡成本、体积与性能,成为中小功率电子设备的实用型功率电感选择,可满足多数常规场景的电源管理需求。

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