WMSIC Electronic Components

KOA SG73P1JTTD1002F

ModelSG73P1JTTD1002F
Package0603
BrandKOA
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 25+

Available for RFQ

Technical data

Product details

20 specifications

Core information

Product name
KOA SG73P1JTTD1002F
Type
KOA
Unit
Electronic Component
Minimum package
5000 圆盘

Technical parameters

Power
333mW
Electronic Component
Electronic Component
Electronic Component
Electronic Component
Electronic Component
KOA
Electronic Component
SG73P1JTTD1002F
Electronic Component
1
Package
0603
Electronic Component
SMD Resistor
Electronic Component
±1%
Electronic Component
0.023g
Electronic Component
10kΩ
Electronic Component
1
Electronic Component
BM0264517942
Operating Temperature
55℃~+155℃
Electronic Component
±100ppm/℃
Resistor Type
Resistor

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

SG73P1JTTD1002F 厚膜片式固定电阻器产品概述

一、产品基本定位与品牌背景

SG73P1JTTD1002F是日本KOA株式会社推出的通用型厚膜片式固定电阻器,聚焦对阻值精度、功率容量和环境适应性有基础要求的电子电路设计。KOA作为全球被动元器件领域的老牌厂商,拥有70余年研发生产经验,产品以稳定性高、批次一致性好著称,广泛覆盖消费电子、工业控制、通信等场景。该型号针对0603小型化封装优化,兼顾成本与性能,是多数通用电路中基础阻抗元件的优选方案。

二、核心电气参数详解

该型号参数明确匹配通用电路需求,关键指标如下:

  • 阻值与精度:标称阻值10kΩ,精度±1%,实际阻值范围为9900Ω~10100Ω,可满足分压、限流、阻抗匹配等场景的精度要求;
  • 额定功率:333mW(即1/3W),为25℃环境下的连续工作额定功率,温度升高时需按降额曲线调整实际允许功率;
  • 温度系数(TCR):±100ppm/℃,表示每变化1℃,阻值相对变化±0.01%。例如25℃→125℃(变化100℃)时,阻值漂移范围为±1%,温宽内稳定性可靠;
  • 工作温度范围:-55℃~+155℃,覆盖工业级设备典型环境(如户外控制柜、高温车间),抗极端温度性能优于多数消费级电阻。

三、封装与制造工艺

  • 封装规格:采用0603封装(公制1608,尺寸1.6mm×0.8mm×0.45mm),属于小型化表面贴装封装,适配SMT自动化生产线,适合高密度PCB设计(如智能手机主板、小型工业模块);
  • 制造工艺:以氧化铝陶瓷为基片,通过厚膜丝网印刷工艺涂覆钌基电阻浆料,经高温烧结形成电阻膜,再制作电极与保护层。厚膜工艺优势在于:阻值范围宽、成本可控、抗机械应力能力较强,适合量产。

四、性能特点总结

  1. 精度与稳定性平衡:±1%精度满足通用电路需求,±100ppm/℃的TCR在温度变化时阻值漂移小,适配传感器信号调理、电源分压等场景;
  2. 功率与环境适应性:1/3W额定功率支撑多数小功率电路负载,-55℃~+155℃宽温范围应对工业极端温度;
  3. 小型化与兼容性:0603封装适配主流SMT设备,降低PCB空间占用,适合便携设备与高密度模块;
  4. 可靠性与一致性:KOA生产工艺确保阻值一致性好,批次差异小,减少电路调试难度。

五、典型应用场景

该型号性能适配多领域通用电路:

  1. 消费电子:智能手机电源滤波、音频模块分压/限流、显示驱动阻抗匹配;
  2. 工业控制:PLC输入输出限流、温度传感器信号调理、小型电机驱动分压;
  3. 小型家电:微波炉控制电路、电饭煲LED显示限流;
  4. 通信设备:小型路由器电源电路、交换机信号链路阻抗匹配;
  5. 汽车电子(非安全关键):车载充电器滤波、车载显示屏信号调理(需确认汽车级认证,部分场景兼容)。

六、选型与使用注意事项

  1. 功率降额:需按环境温度计算降额功率(如100℃时约0.2W,参考KOA datasheet曲线),避免过热损坏;
  2. 焊接规范:回流焊峰值温度230℃~245℃,焊接时间≤40秒,避免高温损坏陶瓷基片;
  3. 静电防护:虽厚膜电阻抗静电能力优于薄膜,但需遵循ESD规范,防止电极击穿;
  4. 精度匹配:若需±0.1%精度,需选择KOA精密电阻系列(如RN系列),该型号仅适配±1%需求。

总结

SG73P1JTTD1002F作为KOA通用厚膜电阻,凭借稳定性能、小型化封装与合理成本,成为电子电路基础阻抗元件的主流选择。其宽温范围与1%精度可满足多数工业级、消费级设备需求,适合快速量产与高密度设计。

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