1600-2400 nm Light Emitting Diodes — Main Parameters

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LEDs Parameters

LEDs chip Design

LED Array and Matrix

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Photodiodes

Electronics

The main techniques that we use for heterostructure growth are Metal-Organic Chemical Vapor Deposition (MOCVD) and liquid-phase epitaxy (LPE).LEDs for 1.6-2.4 µm spectral range were fabricated from narrow band-gap GaInAsSb/AlGaAsSb heterostructures lattice matched to GaSb substrate.
Light Emitting Diodes for 1.6-2.4 µm spectral range

Standard LED models (LED chip with circular or ring top contact) - LEDXX
Model		Peak emission wavelength, nm		FWHM of the emission band, nm		Power, mW				Voltage^*, V	Maximum operating current, mA		Switching time, ns	Operating temperature range, °C
		Peak emission wavelength, nm		FWHM of the emission band, nm		QCW mode^*		Pulse mode^**			Maximum operating current, mA
		min	max	min	max	min	max	min	max		QCW mode	Pulse mode
LED18	1.85	1.83	1.87	100	200	0.7	1.1	15	25	0.5-1.5	250	2000	10-30	–240...+50
LED18	1.88	1.87	1.90	100	200	0.7	1.1	15	25	0.5-1.5
LED19	1.95	1.92	1.97	100	200	0.8	1.2	20	30	0.5-1.5
LED20	2.05	2.02	2.07	150	250	0.8	1.2	20	30	0.5-1.5
LED21	2.15	2.13	2.16	150	250	0.8	1.2	20	30	0.5-1.0
LED21	2.18	2.17	2.19	150	250	0.8	1.2	15	25	0.5-1.0
LED22	2.20	2.19	2.22	150	250	0.8	1.2	15	25	0.5-1.0
LED22	2.27	2.25	2.29	150	250	0.7	1.1	15	25	0.5-1.0
LED23	2.31	2.30	2.33	170	270	0.6	1.0	12	20	0.8-2.5
LED23	2.35	2.33	2.39	170	270	0.6	1.0	12	20	0.5-1.0

LED Flip-Chip models (top surface of a LED chip is free of contacts) - LEDXXFC
Model		Peak emission wavelength, nm		FWHM of the emission band, nm		Power, mW				Voltage^*, V	Maximum operating current, mA		Switching time, ns	Operating temperature range, °C
		Peak emission wavelength, nm		FWHM of the emission band, nm		QCW mode^*		Pulse mode^**			Maximum operating current, mA
		min	max	min	max	min	max	min	max		QCW mode	Pulse mode
LED16FC	1.65	1.60	1.69	70	150	0.8	2.0	20	35	0.8-4.8	150-200	1000	10-30	–240...+50
LED17FC	1.75	1.70	1.79	100	160	0.8	2.0	20	35	0.8-4.8	150-200	1000
LED18FC	1.85	1.80	1.89	100	180	0.7	1.4	20	30	0.6-2.0	200	2000
LED19FC	1.95	1.90	1.99	100	180	0.8	1.6	20	35	0.6-2.4
LED20FC	2.05	2.00	2.09	140	220	0.8	2.0	20	35	0.5-1.0
LED21FC	2.15	2.10	2.19	200	300	0.8	2.5	20	40	1.6-2.8
LED22FC	2.25	2.20	2.29	200	300	0.8	2.5	20	40	0.6-2.8
LED23FC	2.35	2.30	2.37	200	340	0.8	1.4	20	30	1.2-2.8

^* Repetition rate: 0.5 kHz, pulse duration: 1 ms, duty circle: 50%, current: 200 má
^** Repetition rate: 1 kHz, pulse duration: 1 µs, duty circle: 0.1%, current: 1 á

Company contact: Nikolay Stoyanov

ns@iropt6.ioffe.ru