DFB lasers for gas sensing

DFB lasers suitable for near infrared molecular absorption. Available wavelength range between 1260 nm and 2340 nm.

• 114-pin butterfly (HF/H₂O/NH₃/CO/H₂S/CH₄/CO₂)
• 2TO5 with TEC (HF/H₂O/NH₃/CO/H₂S/CH₄/CO₂)

FEATURES

• Semiconductor-based distributed feedback (DFB) lasers for telecom and spectroscopy applications
• Available wavelengths range between 1260 nm and 2340 nm
• 14-pin butterfly and TO5 with TEC packages are available

APPLICATIONS

• Near-IR gas analysis
• Tunable diode laser absorption spectroscopy (TDLAS)
• Fiber optic sensors

SPECIFICATIONS

Telecom-band

Wavelength Band	Wavelength	Package
		TO5 with TEC *	14-pin butterfly
		10 mW	10 mW	20 mW
O-band	1260-1360 nm	NLK1B5EAYF	NLK1B5EAAA	NLK1B5GAAA
E-band	1360-1460 nm	NLK1E5EAYF	NLK1E5EAAA	NLK1E5GAAA
S-band	1460-1530 nm	NLK1S5EAYF	NLK1S5EAAA	NLK1S5GAAA
C-band	1530-1565 nm	NLK1C5EAYF	NLK1C5EAAA	NLK1C5GAAA
L-band	1565-1625 nm	NLK1L5EAYF	NLK1L5EAAA	NLK1L5GAAA
UL-band	1625-1670 nm	NLK1U5EAYF	NLK1U5EAAA	(NLK1U5FAAA) (15mW)
UL(+)-band	1670-1690 nm	-	NLK1U5EAAA (1670-1690)	-

Longer wavelength

Wavelength	Package
	TO5 with TEC *	14-pin butterfly
1735-1800 nm	KELD1F5EAYF (10 mW)	KELD1F5DAAA (5 mW)
1865-1890 nm 1995-2015 nm	KELD1G5DAYF (5 mW)	KELD1G5BAAA (2 mW)
near 2050 nm	KEDLD1G5DAYF (2050) (5mW)	KELD1G5BAAAH (2050) (2 mW)
near 2330 nm	KELD1G5BAYF (2330) (2 mW)	KELD1G5BAAH (2330) (2 mW)

A variety of DFB-LDs are available telecom and spectroscopy applications!