WMSIC Electronic Components

SX2B25.000F1010F30

ModelSX2B25.000F1010F30
PackageSMD2520-4P
BrandSCTF
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
SCTF SX2B25.000F1010F30
Type
SCTF
Minimum package
3000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SCTF
Electronic Component
SX2B25.000F1010F30
Electronic Component
1
Package
SMD2520-4P
Electronic Component
Passive Crystal Oscillator
Electronic Component
0.039g
Frequency
25MHz
Electronic Component
1
Electronic Component
BM0266057717
Operating Temperature
40℃~+85℃
Electronic Component
±10ppm
Crystal Oscillator Type
SMDCrystal Oscillator
Load Capacitor
10pF
Frequency
±30ppm
Electronic Component
Electronic Component

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

SX2B25.000F1010F30 无源贴片晶振产品概述

一、产品定位与核心属性

SX2B25.000F1010F30是SCTF(星通时频) 推出的工业级无源贴片晶振,以25MHz为基准频率,主打宽温稳定、小体积、高精度特性,适配对时钟精度和环境适应性有要求的工业控制、通信、消费电子等场景。其采用SMD2520-4P封装,无外部电源依赖,是多数嵌入式系统、射频模块的理想时钟源。

二、关键性能参数详解

该晶振的核心参数经过优化,可满足不同场景的核心需求,具体如下:

1. 频率与精度

  • 基准频率:25MHz,是工业控制、通信领域的通用标准频率,与多数MCU(如STM32系列)、LoRa/WiFi模块的时钟输入兼容,无需额外倍频/分频设计,简化电路布局。
  • 常温频差:±10ppm,在25℃标准环境下,频率偏差控制在250Hz以内(计算:25MHz×10×10⁻⁶=250Hz),满足高精度传感器采样、通信信号同步等需求。

2. 负载与稳定性

  • 负载电容:10pF,需与电路中匹配电容(通常为10pF)配合,确保晶振处于谐振状态;设计时需注意PCB寄生电容(建议控制在1pF以内),避免频率偏移或起振失败。
  • 全温频率稳定度:±30ppm,覆盖-40℃至+85℃全工作温度范围,包含温度变化、电源波动的综合影响,保证宽温环境下(如北方户外设备、设备内部散热区)频率一致性。

3. 电气与封装特性

  • 等效串联电阻(ESR):60Ω,属于无源晶振的低阻区间,降低起振门槛(起振条件:放大器增益×反馈系数>ESR×负载电容×频率×2π+1),提升电路稳定性,减少抖动。
  • 封装规格:SMD2520-4P,尺寸2.5mm×2.0mm×0.8mm,贴片式4引脚设计,兼容回流焊工艺(温度曲线符合IPC J-STD-020标准),可自动化贴装,适配小型化设备。

三、环境适应性与可靠性

该晶振针对工业场景做了可靠性优化:

  • 宽温范围:-40℃~+85℃,满足车载电子(-40℃低温启动、+85℃高温运行)、户外工业传感器的温度需求;
  • 抗干扰性:无源晶振无内部电路,抗电磁干扰能力强,适合复杂工业环境(如工厂电磁辐射区);
  • 环保认证:符合RoHS标准,无铅封装,适合出口或环保要求高的产品。

四、典型应用场景

  1. 工业自动化:PLC、伺服驱动器、传感器节点的时钟源,确保指令执行周期精准、采样数据同步;
  2. 通信设备:路由器、交换机、LoRa/WiFi物联网模块的基准时钟,保证信号传输频率准确,减少丢包率;
  3. 消费电子:智能穿戴、机顶盒、电视遥控器的时钟电路,小体积适配便携设备;
  4. 车载电子:车载导航、行车记录仪的辅助时钟,宽温范围应对车载环境温度变化。

五、品牌与品质保障

SCTF(星通时频)是国内专业频率器件制造商,拥有10余年研发生产经验,产品通过ISO9001、IATF16949认证。该型号采用高精度石英晶体片,生产过程严格控制参数一致性,批量供货时可确保每批次性能稳定,适合大规模工业应用。

该晶振以“高性价比+宽温稳定”为核心优势,是替代进口同类产品的理想选择,可满足多数中高端电子设备的时钟需求。

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