WMSIC Electronic Components

Xinglight XL-ITR8105

ModelXL-ITR8105
PackageThrough-hole-4P, 9.6x5.6mm
BrandXINGLIGHT
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

18 specifications

Core information

Product name
Xinglight XL-ITR8105
Type
XINGLIGHT
Minimum package
85 卷

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XINGLIGHT
Electronic Component
XL-ITR8105
Electronic Component
1
Package
Through-hole-4P, 9.6x5.6mm
Electronic Component
2.6mm
Electronic Component
Photoelectric Switch(Phototransistor Output)
Electronic Component
0.828g
Current
100nA@Vce=20V
Electronic Component
1
Electronic Component
BM0259344445
Load Voltage
30V
Load Current
20mA
Electronic Component
Electronic Component
Electronic Component
85

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

XL-ITR8105 对射式光电开关产品概述

XL-ITR8105是国内光电器件厂商成兴光(Xinglight)推出的对射式光电三极管,专为中小功率、中等响应速度的物体检测场景设计。其采用直插式DIP封装,核心波长为940nm红外光(人眼不可见),兼具低功耗、宽温适应、高灵敏度等特点,广泛应用于工业自动化、智能家居、消费电子等领域。

一、核心参数详解

XL-ITR8105的参数经过优化,平衡了性能与可靠性,关键参数解读如下:

1. 光电特性

  • 正向压降(Vf=1.2V):发射端红外LED的正向导通电压仅1.2V,属于低功耗设计,可直接由5V/3.3V系统驱动,无需额外升压电路,降低系统设计复杂度。
  • 正向电流(If=50mA):最大允许正向电流为50mA,日常工作建议控制在10-30mA区间,既保证发射强度,又避免过流导致器件老化。
  • 波长(940nm):采用红外光波长,有效规避可见光干扰(如太阳光、室内照明),同时人眼不可见,适合隐私要求较高的场景(如小型门禁)。

2. 电性能参数

  • 集射极击穿电压(Vceo=30V):光电三极管集电极与发射极之间的最大允许反向电压为30V,为系统供电提供较宽的安全范围(建议工作电压≤24V)。
  • 集电极电流(Ic=20mA):输出端最大集电极电流达20mA,可直接驱动小型继电器、三极管或MCU输入引脚,无需额外放大电路,简化信号处理流程。
  • 直流反向耐压(Vr=5V):发射端LED的反向耐压为5V,可有效防止电路反向接反时的瞬间损坏,提升使用安全性。

3. 动态与环境参数

  • 响应速度(15us@1mA,1kΩ):上升/下降时间均为15微秒(测试条件:1mA工作电流、1kΩ负载),适合中等速度的检测场景(如传送带每秒10-20个物体的计数)。
  • 工作温度(-20℃~+85℃):宽温范围覆盖工业现场(如车间低温环境)、户外低温场景(如北方冬季)及高温环境(如设备内部散热区域),环境适应性强。

二、结构与封装特点

XL-ITR8105采用对射式结构,包含独立的发射端(红外LED)与接收端(光电三极管),需通过机械结构对齐以实现信号传输:

  • DIP直插封装:引脚间距符合标准DIP规格,焊接操作简单,适合手工焊接或波峰焊,无需特殊工装夹具。
  • 光电三极管输出:相比光电二极管,光电三极管具有电流放大作用(放大倍数通常为几十到几百),输出信号强度是二极管的数倍,无需前置放大即可被MCU识别,降低系统成本。
  • 成兴光工艺保障:器件采用全密封封装,有效防止灰尘、水汽进入,提升长期可靠性;批量生产一致性好,不同批次参数偏差极小。

三、典型应用场景

XL-ITR8105的参数特性使其适配多种实用场景:

  1. 工业自动化:传送带物体检测(如电子元件分拣)、流水线产品计数(如螺丝、小零件)、设备位置检测(如气缸到位检测)。
  2. 消费电子:打印机/复印机纸张检测(防止空打)、游戏机手柄按键检测(红外对射式按键)、智能家电(如洗碗机餐具检测)。
  3. 智能家居:门窗开闭检测(如智能门锁的门磁替代)、窗帘位置检测、小型人体感应(如卫生间自动冲水的辅助检测)。
  4. 安防领域:小型门禁系统的人体通过检测(如快递柜取件检测)、小型储物柜的开关检测。

四、性能优势与使用注意事项

1. 核心优势

  • 低功耗设计:Vf=1.2V、If=50mA的参数可显著降低系统功耗,适合电池供电的便携设备(如小型计数装置)。
  • 高灵敏度输出:光电三极管的放大作用确保即使发射端与接收端距离较远(建议≤10cm,具体需结合实际环境),仍能输出稳定信号。
  • 宽温适应:-20℃~+85℃的工作温度范围,可覆盖绝大多数室内外场景,无需额外温控措施。
  • 性价比高:成兴光的成熟工艺使器件成本可控,适合批量应用(如家电、工业控制)。

2. 注意事项

  • 电流限制:发射端正向电流严禁超过50mA,建议串联限流电阻(如5V供电时,R=(5V-1.2V)/20mA=190Ω,可选用200Ω电阻)。
  • 反向保护:避免电路反向接反,若需长期反向电压,需增加反向二极管保护。
  • 对齐要求:发射端与接收端需保持同轴对齐,偏差过大将导致信号衰减,影响检测准确性。
  • 电压范围:工作电压需控制在Vceo以下(建议≤24V),避免高压击穿器件。

总结

XL-ITR8105作为一款高性价比的对射式光电三极管,以其低功耗、宽温适应、高灵敏度等特点,成为中小功率检测场景的理想选择。无论是工业自动化的流水线计数,还是消费电子的纸张检测,均能稳定可靠地工作。成兴光的工艺保障也使其在长期使用中保持性能一致性,适合批量应用于各类电子系统。

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