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TEL-2A20
VCSEL for general purpose
FEATURES:
Epoxy molded with round emission surface.
Ceramic heat sink.
Low dependence of power output over temperature.
Miniature, easy for mounting.
Driving current between 8 to 15 mA.
Symmetrical beam.
ELECTRO-OPTICAL CHARACTERISTICS:
PARAMETERS
Threshold Current
Output Power
SYMBOL
I
th
P
o
MIN
TYP
5
2
MAX
10
4
UNIT
mA
mW
TEST CONDITIONS
(1)
1
I
F
=15 mA
(2)
Adjustable to establish
1.5 mW output power
I
F
=15 mA
(3)
I
F
=15 mA
I
F
=15 mA
I
R
=10
μ
A
I
F
=15 mA
I
F
=15 mA
(4)
Operating Current
I
OP
12
mA
Slope Efficiency
Wavelength
Forward Voltage
Breakdown voltage
Series Resistance
Beam Divergence
Notes:
1.
All parameters except mentioned are measured at I
F
=15 mA, 25
°
C, CW.
2.
Higher power can be provided under request.
3.
Slope efficiency is defined as
P/(15-I
th
) at 25
°
C.
4.
Beam divergence is defined as the angle of light intensity at Full Width at Half Maximum (FWHM).
η
λ
P
V
F
V
BD
R
S
θ
0.20
850
2.2
15
40
7
mW/mA
nm
V
V
degree
820
2
10
870
2.5
THERMAL CHARACTERISTICS:
PARAMETERS
Thermal Resistance
I
th
Temperature Variation
V
F
Temperature Coefficient
η
Temperature Coefficient
λ
P
Temperature Coefficient
SYMBOL
R
th
I
th
V
F
/
T
η
/
T
λ
P
/
T
MIN
TYP
900
MAX
UNIT
°
C /W
mA
mV/
°
C
%/
°
C
nm/
°
C
TEST CONDITIONS
T
A
=25
°
C
T
A
=0~70
°
C
T
A
=0~70
°
C, I
F
=15 mA
T
A
=0~70
°
C, I
F
=15 mA
T
A
=0~70
°
C, I
F
=15 mA
-1.5
1.5
-3.0
-0.25
0.07
ABSOLUTE MAXIMUM RATINGS:
PARAMETERS
Storage Temperature
Operating Temperature
Lead Solder Temperature
Continuous Forward Current
Continuous Reverse Voltage
MIN
-40
-20
MAX
100
85
260
40
10
UNIT
°
C
°
C
°
C
mA
V
CONDITIONS
5 seconds