Product Description

The 1532.68nm 10mW DFB Laser Diode for C2h2 acetylene detection module is a cost effective, highly coherent laser diode. The DFB laser diode chip is packaged in an industry standard hermetically sealed 14PIN butterfly package with TEC,isolator and PD Built in.

Features

High-performance, multiquantum well (MQW) distributed-feedback (DFB) laser;

Industry-standard 14PIN butterfly package;

Built-in TEC and optical isolator.

Applications

Fiber optic sensors;

Acetylene sensing;

Laser sources.

Electro-Optical Characteristics(T=25℃)

Parameter	Symbol	Condition	Min.	Typ.	Max.	Unit
Center wavelength	λc	TL=15～35℃ CW	1531.68	1532.68	1533.68	nm
Optical output power	PO	-	10	-	-	mW
Threshold current	ITH	-	-	-	20	mA
Operating current	IOP	PO= 10 mW (CW)	-	-	100	mA
Spectral linewidth	LW		-	-	10	MHz
Laser forward voltage	VF	CW output power 10mW	-	-	2.5	V
Monitor dark current	ID	-	-	-	0.2	uA
Side-mode suppression ratio	SMSR	CW	35	40	-	V
Optical isolation	-		30	-	-	dB
Thermistor resistance	RTH	TL = 25℃	9.5	10	10.5	KΩ
TEC Current	ITEC	TL = 25℃, TC = 70℃	-	-	1.5	A
TEC Voltage	VTEC	TL = 25℃, TC = 70℃	-2.5	-	3.5	V
Wavelength temperature coefficient	Δλ/ΔT	TEC temperature at 15℃ to 35℃	-	0.09	-	nm/℃
Wavelength current coefficient	Δλ/ΔΙ	-	-	0.01	-	nm/mA

Package drawing&PIN-OUT Definition(Unit:mm)-telecom-pin

68nm 10mw Dfb Laser Diode For C2h2 Acetylene Detection

PIN	Description	PIN	Description
1	Thermistor	14	NC
2	Thermistor	13	Laser Anode(+)
3	LD Cathode(-)	12	Laser Cathode(-)
4	PD Anode (+)	11	Laser Anode(+)
5	PD Cathode(-)	10	NC
6	TEC(+)	9	Case Ground
7	TEC(– )	8	Case Ground

Package Drawing&PIN-OUT Definition(Unit:mm)-pump-pin

68nm 10mw Dfb Laser Diode For C2h2 Acetylene Detection

PIN	Description	PIN	Description
1	TEC(+)	14	TEC(– )
2	Thermistor	13	Case Ground
3	PD Monitor Anode (-)	12	NC
4	PD Monitor Cathode (+)	11	Laser Cathode (-)
5	Thermistor	10	Laser Anode (+)
6	NC	9	NC
7	NC	8	NC

Deliver,Shipping And Serving

All products have been tested before shipping out;

All products have 1-3 years warranty.(After the quality guarantee period began to charge appropriate maintenance service fee.)

We appreciate your business and offer an instant 7 days return policy. (7 days after receiving the items);

If the items you purchase from our store are not of perfected quality, that is they don‘t work electronically to manufacturers specifications, simply return them to us for replacement or refund;

If the items are defective, please notify us within 3 days of delivery;

Any items must be returned in their original condition to qualify for a refund or replacement;

The buyer is responsible for all the shipping cost incurred.

68nm 10mw Dfb Laser Diode For C2h2 Acetylene Detection

FAQ

Q: Do you have any other wavelengths available?

A: We can provide C band or L band wavelength.

Q: Can it do more with power?

A: 20mW one is optional.

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