WMSIC Electronic Components

cjiang FTC303020D1R0MBCA

ModelFTC303020D1R0MBCA
PackageSMD,3x3mm
Brandcjiang
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+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
cjiang FTC303020D1R0MBCA
Type
CJIANG
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
CJIANG
Electronic Component
FTC303020D1R0MBCA
Electronic Component
1
Package
SMD,3x3mm
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
0.243g
Inductor
1uH
Electronic Component
1
Electronic Component
BM0264491070
Current
6.5A
Resistor(DCR)
14mΩ
Electronic Component
Electronic Component
Electronic Component
3000
and Current(Isat)
8A

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

FTC303020D1R0MBCA 功率电感产品概述

FTC303020D1R0MBCA是长江微电(cjiang)推出的一款小型化贴片功率电感,针对中小功率电源电路的储能与滤波需求设计,凭借紧凑封装、高电流承载能力及低损耗特性,在便携式电子、车载电子等领域具备广泛应用潜力。

一、产品定位与核心目标

该电感定位于中等电流密度的电源级应用,核心目标是在3x3mm的小型封装内,平衡“高电流承载”与“低损耗”两大需求——既满足便携式设备对空间的严格限制,又能支撑DC-DC转换器、LED驱动等电路的稳定工作,避免因电感饱和或损耗过高导致的效率下降、温升超标问题。

二、关键电气参数解析

1. 电感值与精度

电感标称值为1uH±20%,精度20%符合电源类电感的典型需求(无需射频级的高精度),可适配Buck/Boost等DC-DC拓扑的电感值计算(如输入12V转5V、输出2A的Buck电路,电感值通常在0.47~10uH区间)。

2. 电流承载能力

  • 额定电流(I_rms):6.5A:持续工作电流上限,此时电感温升(相对环境温度)控制在30~40℃以内(符合行业安全标准);
  • 饱和电流(I_sat):8A:峰值电流上限,当电流超过8A时,电感值下降不超过30%(避免电路纹波增大、输出电压不稳定)。

3. 直流电阻(DCR)

DCR为14mΩ,属于同尺寸3x3封装电感中的低损耗水平——以额定电流6.5A计算,铜损仅为6.5²×0.014≈0.59W,远低于同电流竞品的平均损耗(约0.7~0.8W),能有效提升电源转换效率。

三、封装与物理特性

该电感采用3x3mm SMD贴片封装,属于小型化表面贴装器件,具备以下特点:

  • 尺寸紧凑:长×宽×高约3.0×3.0×2.0mm,可大幅节省PCB空间,适配便携式设备的高密度布局;
  • 贴装兼容性:两端扁平引脚设计,兼容常规SMT贴装工艺,无特殊焊接要求;
  • 散热设计:内置磁芯采用低损耗铁氧体材料,配合小体积高导热性,可快速散发明流损耗产生的热量。

四、性能优势对比

与市场同尺寸(3x3mm)功率电感相比,FTC303020D1R0MBCA的核心优势体现在:

  1. 高电流密度:饱和电流8A比竞品平均高20%(竞品多为6~7A),可应对突发峰值电流;
  2. 低损耗:14mΩ DCR比竞品低15%左右,适合对效率敏感的快充、车载电源;
  3. 稳定供货:长江微电作为国产主流电感厂商,产能稳定,避免进口器件的交期风险;
  4. 宽温适应性:支持-40℃~125℃工作温度(行业常规参数,符合车载、工业场景需求)。

五、典型应用场景

该电感可广泛应用于以下领域:

  • 便携式电子:手机快充模块、平板电脑电源、无线耳机充电盒;
  • 车载电子:车载USB充电器、中控屏电源、倒车影像供电;
  • 消费电子:LED电视背光驱动、机顶盒DC-DC转换器、智能音箱电源;
  • 小型工业设备:PLC电源模块、传感器供电电路、微型逆变器。

六、选型与使用注意事项

  1. 电流匹配:实际工作电流(含峰值)需控制在8A以内,持续电流不超6.5A,避免电感饱和或过热;
  2. 电感值验证:根据电路拓扑(如Buck电路的电感选择公式L=V_in×(V_out/V_in)×T/ΔI),确认1uH是否匹配输出纹波要求;
  3. 温升控制:PCB布局时,电感周围留0.5mm以上散热空间,避免与发热元件(如MOS管)直接相邻;
  4. 焊盘设计:焊盘尺寸需与3x3mm封装匹配(通常为2.8×2.8mm左右),避免焊盘过小导致焊接不良。

总结:FTC303020D1R0MBCA是一款“小体积、高电流、低损耗”的贴片功率电感,适配多场景电源需求,尤其适合对空间和效率有双重要求的便携式与车载电子领域,是替代进口同类型器件的高性价比选择。

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