Ultra Violet LEDs

KED373UH

Features

Peak emission wavelength λ_P = 373nm
Highly reliable hermetic seal
Longer life

Applications

Optical instruments
Photocatalytic reactions
Fluorescent substance detection
Medical applications

Specifications

Absolute Maximum Ratings

Parameter	Symbol	Value	Unit	Conditions
Forward current	I_F	30	mA
Peak forward current	I_FP	0.2	A	Puls width=100µs, Duty ration=0.1%
Reverse Current	I_R	100	mA
Collector dissipation	P_D	120	mW
Operating temperature	T_opr	-20 to +80	℃	To avoid a dew condensation
Storage temperature	T_stg	-30 to +100	℃	To avoid a dew condensation
Soldering temperature	T_sol	260	℃	Soldering time less than 5 seconds

Electrical and Optical characteristics

Parameter	Symbol	Value			Unit	Conditions
Parameter	Symbol	Min.	Typ.	Max	Unit	Conditions
Forward voltage	V_F		3.6	4.5	V	I_F=20mA
Reverse voltage	V_R			3	V	I_R=20mA
Optical output power	P_O		1.5		mW	I_F=20mA
Peak wavelength	λ	370	373(λp)	380	nm	λp=Peak wavelength, I_F=20mA
Spectral width	Δλ		12		nm	I_F=20mA
Half angle	2θ		100		deg	I_F=20mA

Ultra Violet LEDs : other products

Model No.	Chip Material	Wavelength (nm)	Optical Output Power		Half Angle (deg)	Package	Applications
Model No.	Chip Material	Wavelength (nm)	(mW)	@I_F(mA)	Half Angle (deg)	Package	Applications
KED365US1	GaN	367(λp)	2.1	20	100	surface mount ceramic package	With a quartz window, Banknote identification equipment, LED excitation light sources for fluorescence
KED373US1	InGaN	373(λp)	1.3	20	100	surface mount ceramic package
KED365UH	GaN	367(λp)	0.7	20	16	TO-18, hermetically sealed	Banknote identification equipment, LED excitation light sources for fluorescence
KED372UH	InGaN	373(λp)	1.5	20	12
KED372UHB	InGaN	373(λp)	7.2	20	12
KED378UH	InGaN	373(λp)	1.0	20	10	TO-46, hermetically sealed
KED373UH	InGaN	373(λp)	1.5	20	100	TO-18, hermetically sealed
KED405UH3	InGaN	405(λp)	5	20	100	TO-18, hermetically sealed	Optical instruments

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