WMSIC Electronic Components

PROD PSPMAA0803H-330M-ANP PSPMAA0803H

ModelPSPMAA0803H-330M-ANP
PackageSMD,8.0x8.5x3.0mm
BrandPROD
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
PROD PSPMAA0803H-330M-ANP
Type
PROD
Minimum package
1000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
PROD
Electronic Component
PSPMAA0803H-330M-ANP
Electronic Component
1
Package
SMD,8.0x8.5x3.0mm
Electronic Component
Power Inductor
Electronic Component
±20%
Electronic Component
1.42g
Inductor
33uH
Electronic Component
1
Electronic Component
BM0264342844
Current
2.5A
Resistor(DCR)
180mΩ
Electronic Component
Electronic Component
Electronic Component
1000
and Current(Isat)
4A

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

PROD谱罗德PSPMAA0803H-330M-ANP功率电感产品概述

这款由谱罗德(PROD)推出的PSPMAA0803H-330M-ANP贴片功率电感,是针对中低功率电源场景优化的核心储能元件。其平衡了电感值、电流能力、封装尺寸与成本,广泛适配消费电子、智能穿戴、IoT设备等领域的DC-DC转换需求,是小型化电源设计的实用选择。

一、产品定位与核心场景

作为一款SMD贴片功率电感,该产品的定位清晰指向中低功率、紧凑空间、低损耗的电源应用:

  • 消费电子:手机/平板快充适配器(10W-20W)、蓝牙耳机充电仓电源模块;
  • 智能穿戴:智能手表、手环的处理器/传感器供电电路;
  • IoT设备:温湿度传感器、门禁卡节点的电池供电转换;
  • 小型驱动:LED台灯、氛围灯的恒流驱动电路。

其核心价值在于用紧凑封装实现“持续负载稳定+瞬态尖峰耐受”,满足批量应用的成本与性能平衡。

二、核心电气参数详解

参数是功率电感性能的核心,以下结合应用场景拆解关键指标:

1. 电感值:33uH ±20%

33uH属于中值功率电感,适配100kHz-1MHz的常见DC-DC开关频率(消费电子电源主流设计):

  • 若电感值过小:会导致输出纹波增大,需额外滤波电容(增加成本/体积);
  • 若电感值过大:响应速度变慢,无法满足负载突变需求;
  • ±20%精度:平衡了性能与成本,适合不需要高精度的批量电源设计(如普通快充、传感器供电)。

2. 额定电流(Irms):2.5A

指电感连续工作时的最大均方根电流,此时电感温升控制在安全范围(行业标准通常≤40℃):

  • 覆盖大多数中低功率负载(如1-2A输出的手机充电、智能手表供电);
  • 避免因持续过流导致绕组过热、绝缘老化。

3. 饱和电流(Isat):4A

是电感铁芯饱和时的电流阈值(电感值下降约30%的临界点):

  • 应对瞬态尖峰负载(如设备启动瞬间、负载突变),4A饱和电流比额定电流高60%,可避免电感失效导致电源崩溃;
  • 例如:LED启动瞬间电流可能达到3A,该电感的4A饱和电流能稳定支撑。

4. 直流电阻(DCR):180mΩ

是电感绕组的直流电阻,直接影响铜损(损耗公式:P=I²R):

  • 180mΩ属于同尺寸电感的低损耗水平,以2A持续负载为例,损耗仅为0.72W(远低于高DCR电感的1W+);
  • 低损耗可提升电源转换效率(如5V转3.3V的效率能达到90%以上),延长电池设备的续航。

三、封装与物理特性

该电感采用SMD贴片封装,具体尺寸为8.0×8.5×3.0mm(长×宽×高),具备以下优势:

1. 紧凑空间适配

  • 尺寸比同电流电感(如10×10mm封装)小约30%,适合智能手表、蓝牙耳机等小型化产品的PCB布局;
  • 引脚为扁平设计,提高焊接可靠性(减少虚焊风险),适配自动化贴装生产线(回流焊温度≤260℃,符合IPC标准)。

2. 耐环境性能

  • 工作温度范围:-40℃~125℃(谱罗德电感常规规格,满足工业/消费级环境);
  • 抗振动/冲击:符合IEC 60068-2-6标准(20Hz-2000Hz振动,加速度2g),适合车载辅助电路(如后视镜、氛围灯)等振动场景。

四、性能优势与可靠性

  1. 电流能力双重保障:2.5A额定电流支撑持续负载,4A饱和电流应对瞬态尖峰,避免电源故障;
  2. 低损耗提升效率:180mΩ低DCR减少铜损,尤其适合电池供电设备(延长续航);
  3. 小型化设计:8mm级封装适配高密度PCB,满足“轻、薄、小”产品趋势;
  4. 成本效益平衡:±20%精度降低BOM成本,适合批量应用(如手机厂商的1000万+订单);
  5. 品牌可靠性:谱罗德作为国内电感厂商,产品经过多轮可靠性测试(如高温老化、盐雾测试),可稳定供应。

五、典型应用案例

案例1:手机18W快充适配器

  • 电路:DC-DC降压(220V转5V)+ 33uH电感;
  • 优势:33uH适配1MHz开关频率,2.5A额定电流满足1.5A输出,4A饱和电流应对启动尖峰,180mΩ低损耗提升效率至92%。

案例2:智能手表电源模块

  • 电路:锂电池(3.7V)转处理器(1.8V)+ 33uH电感;
  • 优势:8×8.5×3mm封装节省空间,低DCR减少电池损耗(续航提升约5%),-40℃~125℃耐温适配户外场景。

案例3:LED氛围灯驱动

  • 电路:PWM恒流驱动(12V转3V)+ 33uH电感;
  • 优势:4A饱和电流应对LED启动尖峰(3A左右),低纹波保证灯光无闪烁,紧凑封装适配小体积灯具。

六、总结

PROD谱罗德PSPMAA0803H-330M-ANP功率电感,以33uH中值电感、2.5A额定电流、4A饱和电流、180mΩ低DCR为核心,结合8mm级紧凑SMD封装,实现了“性能-成本-空间”的三维平衡。其广泛适配消费电子、智能穿戴、IoT等中低功率场景,是小型化电源设计的高性价比选择。

(总字数:约950字)

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