Light-to-Frequency banner

Light-to-Frequency description

光-频率 (LTF) 传感器将光强度的测量结果转换为微控制器可直接读取的数字形式。该器件的输出形式是一个方波或脉冲序列,其频率与光强度成线性正比。LTF 转换器专为环境光测量及光吸收/反射应用设计,其产品有白色家电、照相器材、比色法、化学分析仪和显示屏对比度控制等。它们也可以用于任何需要宽动态范围的系统和/或高分辨率的光数字测量应用。

资源发布器

PartNo Description Supply Voltage

V

Responsivity

Hz/µW/cm²

Max. Output Frequency

MHz

Selectable Sensitivity and Full-Scale Output Frequency

Output Frequency Tolerances

+/- %

Temperature Range

°C

Packages

Remark

Datasheet Demo Buy PartNo
TSL235R

Converter sidelooker package

2.7-5.5 625 @ 635 0.5 20 -25 to 70 S Not recommended for new design. Please see Ambient Light Sensors device family. TSL235R
TSL237

Sidelooker package

2.7-5.5 1200 @ 640 1 20 -40 to 85 S, SM Not recommended for new design. Please see Ambient Light Sensors device family. TSL237
TSL237T

High-sensitivity converter low profile 4-lead package

2.7-5.5 1200 @ 640 1 20 -40 to 85 T Not recommended for new design. Please see Ambient Light Sensors device family. TSL237T
TSL238T

High-sensitivity converter low profile 4-pin package

2.7-5.5 3400 @ 640 1 20 -40 to 85 T Not recommended for new design. Please see Ambient Light Sensors device family. TSL238T