Anhui Zixin semiconductor technology Co., Ltd

UV sensing at 254nm
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255nm, UV sensor, UV 254, UVC sensor


1. Features:


▪ AlGaN based flip chip UV 254nm UV sensor


▪ High power and efficiency


▪ Long life


▪ RoHS compliant



2. Application program:


▪ Water quality detection


▪ Atmospheric Exploration


▪ Ocean exploration


▪ Ozone detection


ROOTIN Ball Lens (BL) UVC LEDs emit ultraviolet light in a relatively narrow wavelength and angular range. These LEDs are for optical sensors in air, water, and surface applications.


Peak wavelengths in 5 nm increments, from 250 nm to 260 nm

Up to 5mW optical power output @ 100mA

Center wavelength tolerance <±5 nm

60° viewing angle



3. Dimensions:


Dimension drawing of HK255S39CL-100 model:

HK255S39CL-100外形尺寸图

Dimension drawing of HK255S39CL-150 model:

HK255S39CL-150



4. Photoelectric characteristics (IF = 20 mA, Ta = 25 ℃)

HK255S39CL-100

ParametersSymbolUnitMin.Aug.Max.
Peak WavelengthλPnm254255259
FWHMWhnm-10-
Radiant fluxPOmW
12.013.312.0
Forward VoltageVFV5.05.96.5
Viewing Angle1/2°-60-


HK255S39CL-150


ParametersSymbolUnitMin.Aug.Max.
Peak WavelengthλPnm254.0255259
FWHMWhnm-10-
Radiant fluxPOmW
18.020.022.0
Forward VoltageVFV5.55.96.5
Viewing Angle1/2°-30-









5.Absolute maximum rating(Ta = 25 ℃)

HK255S39CL-100

parameterSymbolGradeUnit
Forward currentIF100mA
Junction temperatureTj85
working temperatureTopr-30~60
Storage temperatureTstg-40~100


HK255S39CL-150

parameterSymbolGradeUnit
Forward currentIF150mA
Junction temperatureTj85
working temperatureTopr-30~60
Storage temperatureTstg-40~100


6. Characteristic curve   (Ta = 25 ℃)


Forward voltage and currentForward current and relative radiation flux


Forward voltage[V]



Forward current[mA]

Spectrum, IF = 20 mAForward current and peak wavelength

Wavelength [nm]

Forward current [mA]

DirectionalAmbient temperature and forward voltage offset


Relative strength(%)


Ambient temperature [℃]



Anhui Zixin semiconductor technology Co., Ltd

24-hour customer service hotline
400-8601710
E-mail:uvclcd@qq.com
Add: No.80 fengshu street, Liufan village, Liufan Township, Taihu County, Anqing City, Anhui Province
QQ:2197320943
Group company
SOOBOO INT'L SHARES LIMITED

Add:Room 1205, Tai sang bank building, 130-132 des Voeux Road Central, Hong Kong

Tel:+852-28135007
Taihu ROOTIN photoelectric display Co.,Ltd

Add: No.80 fengshu street, Liufan village, Liufan Township, Taihu County, Anqing City, Anhui Province

Tel:400-860-1710
Shenzhen senboo display technology Co.,Ltd

Add: 405, Ruicheng business building, No.5 Industrial Zone, mashantou, Guangming District, Shenzhen

Tel:0755-23711710
Baiyi Co., Ltd

Add: 4th floor, No.10, Section 2, Roosevelt Road, 100, Zhongzheng District, Taipei

Tel:0920180173