915nm 70W 0.22N.A. High Power Diode Lasers for Fiber Laser Pumping

Specifications(25℃)

Symbol

Unit

K9XXFA5RN-70.00W

Optical Data⁽¹⁾

CW-Output Power

Po

W

70

Center Wavelength

lc

nm

915/940/965/976

Tolerance of l

-

nm

±3/ ±10

Spectral Width (FWHM)

△l

nm

<5

Temperature Drift of l

-

nm/℃

~0.3

Light  within  0.17NA

-

%

90

Fiber Data⁽²⁾

Fiber Core/ Clad Diameter

-

µm

105/ 125

Numerical Aperture

N.A.

-

0.22

Total Fiber Length

-

m

1.0±0.1

Fiber Loose Tubing Diameter

-

µm

900

Fiber Loose Tubing Length

-

m

0.8±0.1

Minimum Static Bending Radius

-

mm

40.0

Minimum Dynamic Bending Radius

-

mm

50.0

Connector

-

-

None

Electrical Data

Operating Current

Iop

A

12

Threshold Current

Ith

A

0.8

Conversion Efficiency

η

%

45

Slope Efficiency

ηD

W/A

6.3

Operating Voltage

Vop

V

12.6

Reverse Voltage

Vre

V

17.5

Feedback Isolation

WavelengthRange

l

nm

1030-1200

Isolation

-

dB

>30

Others

Operating Temperature (Case Temperature)

Top

℃

10-40

Storage Temperature(Non-operating)

Tst

℃

-20~+70

Dimensions

(fiber and connector not included) 

-

mm

80.0×48.0×15.0

Lead Soldering Temperature

Tis

℃

260(10 sec.)