WMSIC Electronic Components

Siproin SSP1922

ModelSSP1922
PackageQFN-32-EP(5x5)
BrandSIPROIN
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 23+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
Siproin SSP1922
Type
SIPROIN
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
SIPROIN
Electronic Component
SSP1922
Electronic Component
1
Package
QFN-32-EP(5x5)
Electronic Component
Fiber Optic / Laser Sensor
Electronic Component
0.18g
Resolution
19ps
Electronic Component
1
Electronic Component
BM0228540489
Operating Temperature
40℃~+125℃
Operating Voltage
2.5V~3.6V
Interface Type
SPI
Electronic Component
3.5ns~2.5us
Electronic Component
Electronic Component
Electronic Component
2500

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

SSP1922 产品概述

一、简介

SSP1922 是上海矽朋(Siproin)推出的光电传感器专用器件,面向需要高可靠性、工业级温度范围和低压供电的光电检测应用开发。器件在设计上注重光电信号的稳定获取与系统集成便利性,适合各类嵌入式光电测量、接近/遮挡检测、环境光监测以及工业光学传感场景。

工作电压范围为 2.5V ~ 3.6V,能无缝适配主流 2.8V/3.0V/3.3V 系统;工作温度覆盖 -40℃ ~ +125℃ 的工业级温区,保证在苛刻环境下的长期稳定性。

二、主要规格与特性

  • 工作电压:2.5V ~ 3.6V,适配常见低压系统与电池供电场景。
  • 工作温度:-40℃ ~ +125℃,满足工业级与汽车类周边环境要求(实际系统可靠性取决于整体设计与封装方案)。
  • 器件定位:光电传感器专用传感前端,针对光学信号采集与预处理优化。
  • 包装形式:QFN-32-EP (5x5),小型化立足于高密度 PCB 布局并兼顾散热与可焊性。
  • 设计亮点(典型优势):低功耗、温漂小、抗干扰设计优化、易于与 MCU/数据采集前端集成。

注:以上为产品定位与基础参数摘要,具体电学性能(例如灵敏度、带宽、输出形式)请参考订货及技术手册中的典型曲线与时序说明。

三、封装与机械特性

SSP1922 采用 QFN-32-EP (5x5 mm) 封装,特点包括:

  • 小体积(5×5 mm)的可焊封装,适合空间受限的移动与嵌入式设备。
  • 中央裸露金属焊盘(EP)用于改善热量与电气接地,提高散热效率与 EMI 性能。
  • 32 引脚布局利于丰富的功能引出与系统接口分配,适配多引脚信号与电源/地层的合理划分。
    在 PCB 设计时,应参考厂方推荐的焊盘尺寸与热焊盘通孔设计,以确保焊接可靠性与散热能力。

四、典型应用场景

  • 工业自动化:物体检测、计数、位置/姿态补偿等光电检测模块。
  • 消费电子:触摸/遮挡检测、环境光/背光调节的前端传感。
  • 安防与门禁:快速响应的接近/存在检测、门缝监测等。
  • 医疗与实验设备:需要稳定光电信号采集的便携式检测仪器。
  • 其他:配套摄像头模组、光学编码器、条码/二维码扫描器等需要高质量光电输入的系统。

五、设计与布局建议

为获得最佳性能,建议在系统设计时注意以下要点:

  1. 电源去耦:在器件电源引脚附近放置适当的旁路电容(例如 0.1 µF 与 1 µF 组合),抑制电源噪声和瞬态干扰。
  2. 接地处理:将裸露热焊盘良好焊接到 PCB 地平面,采用多层地平面并通过足够的过孔联通,提高散热与信号完整性。
  3. 光学开窗与遮挡:若器件带有光敏元件,开窗区域应避免金属遮挡并控制封装材料的光学透过特性。
  4. EMI 与滤波:对外部光源或激光器同步驱动可能引入的干扰,建议增加适当滤波与屏蔽措施。
  5. 温度管理:在高温环境中考虑器件附近的热源布置,必要时增加散热片或改进 PCB 散热路径。
  6. ESD 保护:前端光学输入口常暴露于外界,应在输入端加入合适的静电保护与瞬态抑制器件。

六、质量与可靠性

SSP1922 的行业定位强调在宽温区间内的长期稳定性与重复性。QFN-EP 封装提供了良好的热性能和机械强度,但在实际应用中仍需按器件规格书进行储存与焊接工艺控制,防止潮湿敏感性(MSL)与回流温度对封装可靠性的影响。对关键应用建议执行额外的环境应力筛选与系统级验证。

七、选择与替代建议

在选型过程中,如果需要替代器件或实现系统级冗余,可关注同类光电前端产品的接口形式(模拟/数字输出)、带宽、灵敏度以及是否集成 ADC/增益调节等功能。选择时优先考虑与目标系统电压(2.5V~3.6V)与工业温度范围匹配的产品,以减少设计改动。

如需更详细的电气参数、引脚定义、参考电路或布局样板图,可联系厂方获取 SSP1922 的完整数据手册与评估板资料,以便在设计阶段快速完成验证与优化。

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