WMSIC Electronic Components

SCTF SX3B12.000F1010F30

ModelSX3B12.000F1010F30
PackageSMD3225-4P
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 SX3B12.000F1010F30
Type
SCTF
Minimum package
3000 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SCTF
Electronic Component
SX3B12.000F1010F30
Electronic Component
1
Package
SMD3225-4P
Electronic Component
Passive Crystal Oscillator
Electronic Component
0.051g
Frequency
12MHz
Electronic Component
1
Electronic Component
BM0266107526
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.

SX3B12.000F1010F30 无源贴片晶振产品概述

一、产品核心定位与适用场景

SX3B12.000F1010F30是星通时频(SCTF)推出的通用型无源贴片晶振,以12MHz为基准频率,兼顾频率精度、环境适应性与小型化设计,主要面向对时钟基准有稳定需求的消费电子、工业控制及通信周边设备,是替代传统插件晶振的高性价比选择。该产品采用无源设计(无主动驱动电路),配合SMD3225紧凑封装,可直接集成于小型化PCB板,满足现代电子设备轻量、便携的设计趋势。

二、关键性能参数详解

1. 频率与精度指标

  • 基准频率:12MHz(常规电子设备常用时钟分频基础);
  • 常温频差:±10ppm(25℃环境下,频率偏差≤120Hz,满足多数设备的精度要求);
  • 频率稳定度:±30ppm(涵盖温度、电源波动等外部因素的总偏差,确保工作温度范围内输出稳定)。

2. 负载与阻抗特性

  • 负载电容:10pF(振荡电路需匹配此值,否则会导致频率偏移,需注意电路设计中的电容配置);
  • 等效串联电阻(ESR):100Ω(中低水平,能量损耗小,振荡启动快、稳定性高,降低电路额外功耗)。

3. 环境适应性

  • 工作温度:-40℃~+85℃(常规工业级温宽,适应户外低温、车间高温等恶劣环境);
  • 无源设计:无主动半导体元件,避免有源晶振因驱动电路故障导致的失效风险,可靠性更高。

三、封装与可靠性设计

该晶振采用SMD3225-4P封装(尺寸约3.2mm×2.5mm×0.8mm),贴片4脚设计,具备以下优势:

  • 兼容性:适配自动化贴片生产线,焊接效率高;
  • 防护性:陶瓷封装防潮、抗振动(可承受10g以上振动测试,符合工业级标准);
  • 环保性:兼容无铅回流焊工艺,满足RoHS环保要求。

四、典型应用领域

1. 消费电子

智能穿戴(运动手环、智能手表的时钟模块)、智能家居网关、小型蓝牙音箱等——12MHz可直接适配MCU、蓝牙芯片的时钟输入,小型化封装适合穿戴设备的紧凑空间。

2. 工业控制

PLC模块、传感器数据采集器、小型工业控制器——-40℃~+85℃温宽适应车间温差变化,无源设计提升设备可靠性,避免生产中断。

3. 通信周边

蓝牙模块、WiFi模块、低功耗物联网节点——12MHz作为射频芯片基准时钟,稳定精度确保无线通信稳定性,无源设计降低模块功耗。

4. 车载辅助设备

车载显示屏、行车记录仪、胎压监测模块——温宽满足车载环境(-40℃启动、85℃暴晒),陶瓷封装抗颠簸振动。

五、选型与应用注意事项

1. 负载电容匹配

电路需在晶振两端并联总负载电容约10pF(通常采用两个5pF电容串联,或参考芯片 datasheet 推荐的电容组合),避免负载偏差导致频率偏移。

2. 振荡驱动能力

需确认MCU/振荡电路的驱动电流匹配100Ω ESR——若驱动不足,可能导致晶振无法稳定振荡,建议参考芯片 datasheet 中的驱动参数。

3. 焊接工艺要求

  • 回流焊:遵循SCTF官方温度曲线(预热150-180℃,峰值240-250℃,时间≤10秒);
  • 手工焊:烙铁温度≤350℃,焊接时间≤3秒,避免过热损坏石英晶体。

4. 温宽适配提醒

若环境温度超出-40℃~+85℃(如极端低温-55℃或高温125℃),需更换更高温宽型号,此款仅适用于常规工业/消费级场景。

总结

SX3B12.000F1010F30凭借稳定的频率性能、工业级温宽与小型化封装,成为通用电子设备时钟基准的可靠选择,尤其适合对成本敏感且需兼顾精度与可靠性的应用场景。

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