1653.7nm DFB LD cooled coaxial pigtailed TOSA for methane detection
1653nm DFB Laser diode for methane gas detector.

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Features
Low threshold current;
High output power;
Ultra small form-factor 8-pin;
Very low TEC power consumption;
Long history of proven field reliability;
Very high reliability design;
Laser qualified as per intent of Telcordia GR-468;
Operating temperature range: -5℃ to +75℃.

Applications
Methane gas sensor.

Electro-Optical Parameters

Parameter

Symbol

Test Conditions

Min.

Typ.

Max.

Unit

Laser Operating Temperature

Top

-

20

25

35

Lasing Threshold Current

Ith

CW

-

10

15

mA

Front Power

La

Iop=Ith+40@Tset

1.5

3.0

-

mw

Wavelength

Z

Iop=Ith+40@Tset

1652.7

1653.7

1654.7

nm

Side Mode Suppression Ratio

SMSR

Iop=Ith+40@Tset

30

35

-

dB

Resistance(Standard 10kΩ@25°C Thermistor)

Rth

Tc=Tld=25℃

9.5

10.0

10.5

TEC Current

ITEC

-

-

-

0.45

A

TEC Voltage

VTEC

-

-

-

1.8

V

TEC Power

PTEC

-

-

-

0.45

W


Package

Original Carton Package;
As customers‘ requirement.

Shipping
5-10 Working days after receive the payment;
Shipment: Air transportation(DHL / UPS / TNT / Fedex / EMS / CHINA POST);
Shipping fee depends on the weight and size.


Payment
For large orders: T/T, Credit card;
For small orders: Paypal are accepted.
 
Warranty
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.) 
 
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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.
 
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