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1615A

1310 nm DFB Laser Module

Emcore Corporation 

1615A 1310 nm DFB Laser Module

DATASHEET | JULY 2013

Electrical/Optical Characteristics

Laser Temperature (TL) = 25°C, IF = IOP, Beginning of Life (BOL)

Parameter

Symbol

Condition

Wavelength

-

-

Slope Efficiency

Optical Isolation

ƞ

Iop=Ith+40mA

ISO

-

Optical Return Loss

ORL

Tc

Side Mode Suppression Ratio

SMSR

-

Threshold Current

Operating Current

Monitor PD Responsivity

Thermistor Resistance

Thermistor Temp. Coefficient

TEC Current

Fiber Length

ITH

IOP

rPD

RTH

TCTH

ITEC

-

-

-

VRM=5V

TOP = 25 C

TOP = 25 C

-40<TC<+85C, IF = 100 mA

-

Fiber Buffer

-

-

Fiber Core / Cladding

-

-

Min

1300

0.3

30

40

35

-

-

10

9.5

-

-1.5

1.0

-

-

FIBER OPTICS

Typ

-

-

-

-

-

-

-

-

10

-4.4

-

1.5

900

9/125

Max

1320

-

-

-

-

20

120

200

10.5

-

1.6

-

-

-

Unit

nm

mW/mA

dB

dB

dB

mA

mA

μA/mW

KOhm

%/C

A

m

m

m

RF Characteristic

Parameter

Symbol

Condition

Min Typ Max

Unit

Frequency Range

Frequency Response

2nd Order IMD

3rd Order IMD

F

S21

IMD2

IMD3

-

5

-

2700

MHz

5 MHz to 2700 MHz

IF = Ith+40mA mA, TOP = 25C

900 MHz

-

-

±2

dB

(f1 = 942 MHz, f2 = 943 MHz)

OMI = 5% per carrier (i)

-

-

-62

dBc

1800 MHz

(f1 = 943 MHz, f2 = 1885 MHz)

OMI = 5% per carrier (i)

-

-

-64

dBc

900 MHz

(f1 = 942 MHz, f2 = 943 MHz)

OMI = 5% per carrier (i)

-

-

-80

dBc

1800 MHz

(f1 = 1842 MHz, f2 = 1843 MHz)

-

-

-78

dBc

OMI = 5% per carrier (i)

2100 MHz

(f1 = 2140 MHz, f2 = 2145 MHz)

-

-

-72

dBc

OMI = 5% per carrier (i)

2600 MHz

(f1 = 2640 MHz, f2 = 2650 MHz)

-

-

-70

dBc

OMI = 5% per carrier (i)

Relative Intensity Noise

RIN

-

-

<-155

-

dB/Hz

(i) Test conditions: Iop = Ith+40 mA, Temp = 25°C, Fiber Length = 2 km

In order to prevent reflection-induced distortion, the laser must be connected to an optical cable having a return

loss of at least 55 dB for discrete reflections and 30 dB for distributed reflections.

| REV 2013.07

Information contained herein is deemed reliable and accurate as of the issue date. EMCORE reserves the right to change the design or specification at any time without notice.

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