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1270nm DFB Laser diode for HF Sensing

  • Unit Price: ￥ Negotiable
  • Brand:

  • Origin:

    China

  • Categories:Electronic Components & Supplies
  • Validity Period:

    Long Term

  • Published on:

    2020-12-18 13:59

  • 8Views
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  • Product Description
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Product Information

Brand：

 none

Address：

 China

Min.Order：

 none

Supply：

 none

Valid until：

 Long Term

Product Details

Product Details
Description The PL-DFB-1270-A-1-SA-14BF 1270nm DFB laser diode module made by LD-PD is a cost effective, highly coherent laser source. The DFB laser diode chip is packaged in an industry standard hermetically sealed 14 pin butterfly package with TEC and PD Built in. Features ● Narrow Linewidth < 2MHz
● Excellent wavelength control and stability
● Industry Standard 14 pin Butterfly package
● Mode-Hop free tuning
● Excellant reliability
● Customer specific wavelengths available Applications ● Tunable diode laser absorption spectroscopy
● HF Monitoring
Electrical/Optical Characteristics(Tsub=25°C, CW bias unless stated otherwise)
Parameter
Symbol
Min
Typ
Max
Unit
Centre Wavelength
λ
1269.5
1270.0
1270.5
nm
Side Mode Suppression Ratio
SMSR
30
40
dB
Threshold Current
Ith
20
30
mA
Operating Current
Iop
1280
250
mA
Chip output Power
Pf
10
315
90
mW
Quantum Efficiency
η
0.08
0.12
mW/mA
Current Tuning Coefficient
∆λ/∆I
0.015
nm/mA
Temperature Tuning Coefficient
∆λ/∆T
0.12
nm/K
Forward Voltage
Vf
1.3
2
V
Thermistor Resistance
RT
9.5
10
10.5
KΩ
Thermistor Temp. Coefficient
-4.4
%/°C
Connector
FC/APC
Spectrum
L-I Curve
Tuning characteristics
Central Wavelength
Wavelength Stability
Beam Quality
Package Size
Schematic Diagram (Top View)
Pin Connection
PIN#
Function
PIN#
Function
1
Thermistor
8
NC
2
Thermistor
9
NC
3
NC
10
NC
4
PD Monitor Anode (-)
11
Laser Anode (+),Case Ground
5
PD Monitor Cathode (+)
12
RF Laser Input Cathode (–)
6
Thermoelectric Cooler (+)
13
Laser Anode (+),Case Ground
7
Thermoelectric Cooler (–)
14
NC
Absolute Maximum Ratings
Item
Unit
Min
Typ
Max
Case Temperature
℃
-5
25
70
Chip Temperature
℃
+10
25
40
Operating Current
mA
0
100
150
Forward Voltage
V
0.8
1.2
1.8
TEC Current
A
-
-
1.2
Reverse Voltage（LD）
V
-
-
2.0
Reverse Voltage(PD)
V
-
-
20
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FAQ
Q1. What is the advantage about your company? A1. Our company has professional team and professional production line. Q2. Why should I choose your products? A2. Our products are high quality and low price. Q3. Any other good service your company can provide? A3. Yes,we can provide good after-sale and fast delivery.
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