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Home / Laser diode / Superlum Laser Diode / 850nm Super luminescent Diode(SLD) Laser Diode

850nm Super luminescent Diode(SLD) Laser Diode

The PL-SLD-850-A-4-SA-14BF 850nm Superluminescent Diode is a light source for fiber transmission systems, fiber optic gyros, fiber optic sensors,optical coherence tomography, optical measurements. The diode is packaged in 14-pin standard butterfly package with monitor photodiode and thermo-electric cooler (TEC). Module is pigtailed with 0.7-1.0 m of single mode polarization maintaining fiber and connectorized by FC/APC connector。

Name Price Operation
850nm SLD PM Laser Diode $1150.00
850nm SLD SM Laser Diode $850.00
680-1550nm SLD Laser Diode Email us
Features

● Optical output: 5mW 

● FC-APC connector

● Efficient coupling into single mode fiber

● 14-pin butterfly package

● CW or pulsed operation 

● Internal monitor PD and TEC

● SM or PM Fiber (ø0.9mm) 

Laser Specifications

Tsub=25°C, CW bias unless stated otherwise

Parameter

Symbol

Min

Typ

Max

Unit

Centre Wavelength

λ

820

850

870

nm

Spectral Width

Δλ

40

45

70

nm

Threshold Current

Ith


30

40

mA

Operating Current

Iop


200

300

mA

Fiber output Power

Pf

3

5

10

mW

PD Dark Current (VRD=5V)

Id



0.1

uA

Extinction Ratio

PER

17

20


dB

Coupled Fiber Type

HI780/PM850

Forward Voltage

Vf


1.8

2.5

V

Thermistor Resistance

RT

9.5

10

10.5

Thermistor Temp. Coefficient



-4.4


%/°C

Connector

FC/APC


Spectrum

Copy20181101_003_副本.jpg




L-I Curve

850t1.jpg

Package Size

1310S2.png

Pin definition

850t3.png

1

Thermoelectric Cooler (+)

8

N/C

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

N/C

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

100

300

Forward Voltage

V

0.8

1.2

1.8

TEC Current

A

-

1.2

1.4

Reverse VoltageLD

V

-

-

1.8

Reverse Voltage(PD)

V

-

-

10

Application

● Fiber transmission systems, 

● Fiber optic gyros,

● Fiber optic sensors,

● Optical coherence tomography,

● Testing Light source

OEM Info

PL-SLD-□□□□-☆-▽-XX

□□□□:Wavelength

680:680nm

850:850nm

*****

1550:1550nm

☆ :Output Power

A:5mW

B:10mW

▽:Spectral Width

1: 50-60nm

2: 40-50nm

3: 30-40nm

4: 20-30nm

XX: Fiber and Connector Type

SA=SMF-28E+ FC/APC

SP=SMF-28E+ FC/PC

PP=PM Fiber+ FC/PC

PA=PM Fiber+ FC/APC