Designed for
cost-effective
optical sensing
applications
Gaussian
emission profile
No mode
hopping
Stable
polarization
Long life time
comparable to
multi-mode VCSEL
F e a t u r e s
Ordering information
Part Number
Description
AP A53-0101-0002 Medium Power
850nm SM VCSEL
Medium Power
850 nm Single-Mode
VCSEL
October 2003
Preliminary Datasheet
280
m
105
m
80
m
230
m
125
m
E l e c t r o - o p t i c a l c h a r a c t e r i s t i c s
* (T=25C unless otherwise noted)
The above specifications are subject to change
without notice.
A b s o l u t e m a x i m u m r a t i n g s
INVISIBLE LASER RADIATION
- AVOID DIRECT EXPOSURE
PEAK POWER : 3.5 mW
WAVELENGTH : 850 nm
CLASS 3R LASER PRODUCT
Avalon Photonics Ltd, Badenerstrasse 569
8048 Zurich, Switzerland
Tel: +41 1 498 1411 Fax: +41 1 498 1412
Email: vcsel@avap.ch
Internet: www.avalon-photonics.com
Parameter* Symbol Conditions
Ratings
Units
Min
Typ
Max
Threshold current
I
th
1.8
mA
Operating current
I
op
I
op
4.0
mA
Operating voltage
V
op
I
op
1.8
V
Differential resistance
R
op
35
Optical output power
P
op
I
op
0.7
mW
Max SM current
I
sm
SMSR = 20dB
4.5
mA
Optical output power (max SM) P
sm
SMSR = 20dB
0.9
mW
Slope efficiency
I
op
0.3
W/A
Emission wavelength
I
op
850
nm
Beam divergence
FWHM
Linewidth
I
op
30
MHz
Temperature tuning coefficient
/T
0.06
nm/K
Current tuning coefficient
/I
0.25
nm/mA
Parameter*
Rating
Units
Optical output power
1.0
mW
Peak forward current
5
mA
Electrical power dissipation
8.5
mW
Operating temperature
0 to +55
C
Storage temperature
-20 to +80
C
SM = single mode; MM = multi mode; SMSR = side mode suppression ratio; FWHM = full-width half-maximum
Medium Power
850 nm Single-Mode
VCSEL
PDF 
ZIP