852nm Single frequency FBG stabilized Tunable Narrow Linewidth Laser Diodes


The PL-NL series Fiber Bragg Grating laser is single frequency laser diode module designed for optical measurement and communication. The laser is packaged in 14-pin standard butterfly package with monitor photodiode and thermo-electric cooler (TEC).The Single-Frequency Continuous Tuning Range: > 1.2 nm by adjust the Mini PZT Built in the laser diode. 852nm Tunable laser diodes for CS spectroscopy.



Product model


Name Model Price
852nm SM Single frequency FBG stabilized Tunable Narrow Linewidth Laser Diodes   [PDF]  [RFQ]

PL-NL-852-A-A81-SA-PZT
Stock NO.: A80111047
[Please inquire]
852nm PM Single frequency FBG stabilized Tunable Narrow Linewidth Laser Diodes   [PDF]  [RFQ]

PL-NL-852-A-A81-PA-PZT
Stock NO.: A80111048
[Please inquire]


Parameter



Features

● Optical output: 30mW

● Narrow linewidth (Δν<1MHz)

● Wavelength: 852nm @ 25℃

● Tunable wavelength

● Single-frequency mode of operation

● Single mode fiber with fiber Bragg grating (FBG)   

● Single-Frequency Continuous Tuning Range: > 1.2 nm

● Current Tuning: 0.002 mA/nm

● Temperature Tuning: 0.08 mA/°C

● Mode Hop Free Range: 30 mA

● Nominal Wavelength: 630 - 1650 nm

● Hermetic 14-pin DIL or 14-pin Butterfly package

● TEC, thermistor, PD

E/O Characteristics

Optical Characteristics (at 25 °C laser temperature)

Parameter

Symbol

Condition

Min.

Typical

Max.

Unit

Center Wavelength

λc

TL=1535 CW

851

852

853

nm

Peak Optical Output Power

PO

-

10

-

30

mW

Spectral linewidth

LW

-

-

1

10

MHz

Side-mode   Suppression Ratio

SMSR

CW

40

45

-

dB

Optical Isolation

-

-10 < TC < +70 ºC

30

-

-

dB

Polarization Extinction Ratio

ER

-

20

-

-

dB

Relative Intensity Noise

RIN

CW, output power 10mW

-

-

-145

dB/HZ

Wavelength drift with case (-10 to 70 ºC) temperature

λ

TL=1535

-

-

±30

pm

Wavelength Temperature   coefficient

Δλ/ΔT

TL=1535

-

60

80

pm/ºC

Wavelength Current   coefficient

Δλ/ΔΙ

-

-

1.5

2

pm/mA


Electrical Characteristics (at 25 °C laser temperature)

Parameter

Symbol

Condition

Min.

Typical

Max.

Unit

Threshold Current

ITH

-

-

45

65

mA

Slope Efficiency

ƞ

CW , 10 mW

0.064

0.1

-

mW/mA

Operating current

Iop

CW

-

150

200

mA

TEC set temperature

Ts

-

15

-

35

Laser Forward Voltage

VF

CW output power 5 mW

-

1.3

1.8

V

Monitor Dark Current

ID

-

-

-

0.1

μA

Cooler Voltage

Vc

IF=EOL, TC=70°C



2.7

V

Cooler Current

Ic

IF=EOL, TC=70°C

-

-

1.4

A

Thermistor Resistance

RTH

TL =   25 °C

9.5

10

10.5

TEC Current

ITEC

TL = 25 °C, TC = 70 °C

-

-

1.8

A

TEC Voltage

VTEC

TL = 25 °C, TC = 70 °C

-

-

3.5

V

Tuning Range

Δf


1


1.5

nm

PZT Tuning Voltage

VT


0


150

V

Mode Hop Free Range

ΔI



30


mA

Extinction Ratio

XP

CW 10 mW

17



dB

TEC capacity

ΔT

Tc = 70

-

-

50

°C

Thermistor temperature

-

-

-

-

100

°C


Fiber Pigtail Specifications

Parameters

Description

Fiber Type

PM fiber

Jacket Type

900μm loose   tube

Pigtail Length

1.0±0.1m

Connector Type

FC/APC

PM fiber  Connector Orientation

Please see the right figure

5bd1c181256a2.jpg

Note: The PM fiber and the connector key are aligned to the slow axis,fast axis is blocked


Wavelength VS PZT Voltage

852.png

Spectrum

Copy20190123_007_副本.jpg

L-I Curve

853.png


Linewidth Testing Result

BFBNLC53A310D.png


Working Structure

QQ图片20190522100544_副本.png

Package Size

t4.png

Pin definition

t5.png

PZT Built Inside

1

Thermoelectric Cooler (+)

8

PZT tuning -

2

Thermistor

9

N/C

3

PD Monitor Anode (-)

10

laser Anode (+)

4

PD Monitor Cathode (+)

11

Laser Cathode (–)

5

Thermistor 

12

N/C

6

N/C

13

Case Ground

7

PZT tuning +

14

Thermoelectric Cooler (–)


Absolute Maximum Ratings

Item

Unit

Min

Typ

Max

Case Temperature

  

-5

25

70

Chip Temperature

+10

25

40

Operating Current

mA

0

150

200

Forward Voltage

V

0.8

1.2

1.8

TEC Current

A

-

1.2

1.4

Reverse VoltageLD

V

-

-

1.8

Application

● Laser interference experiment

● Drop-side of DWDM long-haul transport equipment

● Optical Test and Instrumentation

● Microwave Photonics

● CATV networks

● Sensors

Ordering Info

PL-NL-□□□□-☆-A8▽-XX-PZT

□□□□:Wavelength

0633:633nm

0852:852nm

1550:1550nm

1555:1555nm

*****

1560:1560nm

☆ :Output Power

A:10mW

B:20mW

▽:Linewidth

1:<10MHz

XX: Fiber and Connector Type

SA=HI780+ FC/APC

SP=HI780+ FC/PC

PP=PM850 Fiber+ FC/PC

PA=PM850 Fiber+ FC/APC



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