Optoway

DL-5100-1490

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OPTOWAY TECHNOLOGY INC.

Tel: 886-3-5979798

Fax:886-3-5979737

e-mail: sales@optoway.com.tw

http: // www.optoway.com.tw

1/1/2003 V1.0

1490 nm DFB LASER DIODES

DL-5100-1490 Series

MQW-DFB LASER DIODES

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FEATURES

² Uncooled Laser Diode with MQW Structure

² High Reliability, Long Operation Life

² 5 mW CW Operation at 0 ºC ~ +70 ºC

² Single Frequency Operation with High SMSR

² Build-in InGaAs Monitor

² Flat Window Cap Package (DL-510X-1490)

² Aspherical Lens Cap Package (DL-512X-1490)

APPLICATION

OC-3, OC-12 and Gigabit Ethernet Optical communication system

DESCRIPTION

DL-5100-1490 series are MQW-DFB laser diodes that provide a durable, single frequency oscillation with

emission wavelength of 1490 nm. DL-5100-1490 series are hermetically sealed devices with the build-in

photodiode for output monitoring.

ELECTRICAL AND OPTICAL CHARACTERISTICS

Symbol

Parameter

Test Conditions

Min.

Typ.

Max.

Unit

Threshold Current

CW

10

15

mA

Operating Voltage

CW, Ith+20mA

1.2

1.5

V

η

Slope Efficiency

Part No:DL-510X-1490

DL-512X-1490

CW, Ith+20mA

0.15

0.15

0.25

0.22

mW/mA

λc

Center Wavelength

CW, Ith+20mA

1483

1490

1495

nm

SMSR

Side Mode Suppression Ratio

CW, Ith+20mA

30

35

dB

θ

‖

Beam Divergence

(Parallel)

CW, Ith+20mA

25

deg.

θ⊥

Beam Divergence

(Perpendicular) CW, Ith+20mA

35

deg.

Rise And Fall Times

0.226

ns

PD Monitor Current

100

μA

PD Dark Current

0.1

μA

PD Capacitance

V

10

15

pF

Fiber Coupled Power

Part No:DL-512X-1490

1.5

mW