Specifications(25)

Symbol

Unit

K635E03SN-0.04W

K635E03FN-0.07W

Optical Data

CW-Output Power

P₀

mW

40

70

Center Wavelength

 λ_c

nm

635

Tolerance of λ

-

nm

±5

Spectral Width (FWHM)

λ

nm

<3

Temperature Drift of  λ

-

nm/

~0.2

Fiber Data⁽¹⁾

Fiber Core Diameter

W_c

µm

4

105

Numerical Aperture

N.A.

-

0.13

0.22

Fiber Connector

-

-

SMA-905

Electrical Data

Operating Current

I_op

mA

140

Threshold Current

I_th

mA

50

Conversion Efficiency

η

%

13

22

Slope Efficiency

η_D

W/A

0.44

0.78

Operating Voltage

V_op

V

2.2

Reverse Voltage

V_re

V

2

Others

Operating Temperature

T_op

10~30

Storage Temperature

T_st

-20~+80

Expected Lifetime

MTTF

h

>5, 000

Dimensions (fiber and connector not included)

-

mm

8.5×7.5×10.7

Lead Soldering Temperature

T_is

260(10 sec.)