WMSIC Electronic Components

EPSON(爱普生) Q22FA23V00285

ModelQ22FA23V00285
PackageSMD3225-4P
BrandEPSON
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
EPSON Q22FA23V00285
Type
EPSON
Minimum package
3000 编带

Technical parameters

Electronic Component
Electronic Component
Electronic Component
EPSON
Electronic Component
Q22FA23V00285
Electronic Component
1
Package
SMD3225-4P
Electronic Component
Passive Crystal Oscillator
Electronic Component
0.042g
Frequency
12MHz
Electronic Component
1
Electronic Component
BM0265714540
Operating Temperature
40℃~+85℃
Electronic Component
±10ppm
Crystal Oscillator Type
SMDCrystal Oscillator
Load Capacitor
12pF
Electronic Component
Electronic Component
Electronic Component
3000

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

EPSON Q22FA23V00285无源贴片晶振产品概述

一、产品定位与基础属性

Q22FA23V00285是爱普生(EPSON)推出的无源贴片晶振,专为需要稳定时钟信号、宽温适应且成本可控的电子设备设计。其核心定位清晰:属于工业级通用型晶振,覆盖12MHz主流频率,适配多类中低端至中端电子系统的时钟源需求,无需额外温补/压控补偿即可稳定工作。

二、关键性能参数深度解析

1. 频率与频差:满足主流精度需求

标称频率为12MHz(电子设备最常用时钟频率之一,广泛用于微控制器、通信接口等场景);常温频差**±10ppm**,换算为实际偏差仅±120Hz(12MHz×10×10⁻⁶=120Hz),可覆盖90%以上消费电子、工业控制设备的时钟精度要求。

2. 负载电容:电路匹配的核心参考

无源晶振需与外部负载电容匹配才能输出准确频率,本产品指定12pF。需注意:负载电容是晶振两端等效电容(含PCB寄生电容、外接电容),设计时需计算外接电容(通常2个并联到地),使总等效值等于12pF。例如:若PCB寄生电容为2pF,则外接2个20pF电容(串联等效值10pF),总CL=10+2=12pF,保证频率准确。

3. 等效串联电阻(ESR):起振稳定性关键

ESR为100Ω,属于无源晶振合理范围。ESR越小,振荡电路越易起振且稳定性越高;100Ω的ESR可确保-40℃~+85℃范围内,振荡电路增益覆盖损耗,避免停振或漂移。

4. 工作温度:宽温适配工业场景

支持**-40℃+85℃**(超出消费级0℃70℃范围),可适配户外设备(智能电表、安防摄像头)、工业控制模块(PLC、传感器节点)等温度变化大的场景,无需额外温控。

三、封装与应用场景

1. 封装:小型化适配自动化生产

封装为SMD3225-4P:尺寸3.2mm×2.5mm(节省PCB空间),4引脚贴片封装,适合SMT自动化贴装,尤其适配小型化设备(智能手环、物联网终端)。

2. 典型应用场景

  • 工业控制:PLC模块、电机控制器、传感器节点时钟源;
  • 消费电子:路由器、机顶盒、智能音箱、智能电表主时钟;
  • 通信设备:小型基站、Wi-Fi/蓝牙模块参考时钟;
  • 智能家居:智能门锁、温控器、安防摄像头定时信号源。

四、品牌与品质保障

爱普生是全球晶振龙头,Q22FA23V00285符合工业级标准,经过振动(10g~20g)、冲击(1000g以上)、老化(≤±5ppm/年) 测试,确保5年以上使用周期内频率稳定,降低设备维护成本。

五、选型与电路设计注意事项

  1. 负载电容匹配:严格按12pF设计外接电容,避免频率偏差超规;
  2. 振荡电路增益:反相器/专用振荡芯片增益需大于ESR与反馈电阻比值,确保起振;
  3. 温度范围确认:若设备需-40℃~125℃(汽车级),需选更高温规晶振;
  4. 焊接工艺:焊接温度≤260℃(10秒内),避免过热损坏晶振内部结构。

本产品以高性价比、宽温稳定、小型化封装为核心优势,是工业控制、消费电子等领域时钟源的可靠选择。

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