QLD1x6P-xxC0 series1m 300mW DFB Laser BFY Module under 1-10 ns Pulsed Operation

C00233-02 March 2024

1. DESCRIPTIONThe QLD1x6P-xxC0 is a high power 1m-wavelength range distributed feedback (DFB) laser under 1-10 ns pulsed
operation for use in seeder for fiber lasers and sensing applications. The laser is assembled into a 14-pin butterfly
package with an optical isolator, a monitor PD and a thermo-electric cooler.
2.

FEATURES• Single longitudinal mode operation• High peak output power of 300mW under pulsed operation• 1-10 ns pulse width available• Fiber-pigtailed 14-pin butterfly package with a TEC• Optical isolator integration• Polarization maintaining fiber integration

3.

APPLICATIONS• Seeder for fiber lasers• Sensing

4.

ABSOLUTE MAXIMUM RATINGSPARAMETER
Optical Output power (CW)LD Forward Current (CW)
Peak Output power (Pulse 10 ns/1MHz)LD Peak Current (Pulse 10 ns/1MHz)LD Reverse Voltage
TEC Drive Current
TEC Drive Voltage
Operation Temperature
Storage Temperature
Lead Soldering Temperature (10 s)

SYMBOLPfIFPf_pulseIF_pulse
VRLD
ITECVTEC
Tc
Tstg
Tsld

1/4

RATING
50250
4502224.3
0 to 60-40 to 85260UNITmWmAmW
AVAV
C
C
C

QLD1x6P-xxC05.

C00233-02

OPTICAL AND ELECTRICAL CHARACTERISTICSPARAMETERSYMBOLTEST CONDITION

pCW, Pf =30 mW

Temperature Coefficient of p
Threshold Current
CW Fiber Output PowerCW Operation Voltage
Pulsed Peak Output Powerdp/dT
IthPfVop
Pf_peak

Pulsed Averaged Output PowerPf_aveCW / Pulsed
CW / Pulsed
CWCW, Pf =30 mW
Pulsed, If_peak =1.5 A
Pulsed
1 ns/100kHz/1.5A
Pulsed
10 ns/100kHz/1.5A
PulsedPulsedCW, Pf =30 mW
Pulsed 1ns/100kHz
Pulsed 1ns/100kHz,@-3dB from peak
CWCW, Pf =30 mW
TLD = 25°C, B=3900K

Peak Wavelength

Pulse Width
Duty Cycle

tpw
D.C.

Sidemode Suppression Ratio

SMSR

Spectral line widthPolarization Extinction Ratio
Monitor PD Current
Thermistor ResistancePERIm
Rth(TLD = 25°C, unless otherwise specified)
MINTYPMAXUNITλp-5
λp+5λp(*1)
nm(*2)(*2)
0.08nm/K
1530mA
30mW
1.8V
300
340mW
3034-W

300

340-W

130254030

101(*3)
-ns%
dB
dB

0.04
159.5nm

20300
1010.5(*1) Available peak wavelength is from 1018 to 1122 nm and 1140 to 1188nm.
(*2) Tighter wavelength tolerance is available as an option.
(*3) Higher duty cycle is available with proper adjustment of a peak current. Please ask QDL for more detail.

6.

PRODUCT PART NUMBER
Part Number
QLD1x6P-xxC0
QLD1x6P-xxC0-11

Fiber Type
Polarization maintaining
fiber

Fiber Diameter900um
250um

Examples of prodcut namePeak Wavelength (nm)Part Number
1030
QLD106P-30C0
1053
QLD106P-53C0
1064
QLD106P-64C01083
QLD106P-83C01120
QLD116P-20C01180
QLD116P-80C0
2/4

Connector
FC/APC
FerruledBAkQLD1x6P-xxC0
7.

C00233-02

OUTLINE DRAWING(a) 900um fiber diameter and FC/APC connector type (QLD1x6P-xxC0)(b) 250um fiber diameter and ferrule type (QLD1x6P-xxC0-11)

3/4

QLD1x6P-xxC0
8.

C00233-02

PIN CONFIGURATION
No.

Description

No.

Description

1TEC (+)

8NC2Thermistor

9NC

3PD Anode

10Laser Anode4PD Cathode

11Laser Cathode

5Thermistor

12NC

6NC

13Case Ground7NC

14TEC (-)

9. NOTICE• Safety Information
This product is classified as Class 4 laser product, and complies with 21 CFR Part 1040.10.
Please do not take a look at laser lighting in operations since laser devices may cause troubles to human eyes.
Please do not eat, burn, break and make chemical process of the products since they contain GaAs material.
• Handling products
Semiconductor lasers are easily damaged by external stress such as excess temperature and ESD.
Please pay attention to handling products, and use within range of maximum ratings.
QD Laser takes no responsibility for any failure or unusual operation resulting from improper handling, or unusualphysical or electrical stress.
• RoHSThis product conforms to RoHS compliance related Directive (EU) 2015/863.

QD Laser, Inc.
Contact : info@qdlaser.com

https://www.qdlaser.com

Copyright 2020-2024 All Rights Reserved by QD Laser, Inc.
Keihin Bldg. 1F 1-1 Minamiwatarida-cho, Kawasaki-ku, Kawasaki, Kanagawa Zip 210-0855 JapanAll company or product names mentioned herein are trademarks or registered trademarks of their respective owners. Information
provided in this data sheet is accurate at time of publication and is subject to change without advance notice.

4/4