General tolerance
:±0.2
No.
a
b
c
d
e
f
Component
Laser diode chip
Photodiode chip
Stem
Cap
Window glass
Lead pins
Material
AlGaAs
Si
Fe
Kovar
Glass
Kovar
Unit:mm
finish
Gold-plated
Nickel-plated
n = 1.49 (Typ.λ =650nm)
Gold-plated
3. Ratings and Characteristics
3-1 Absolute Maximum Ratings
(Tc=25℃ )
Parameter
Optical power output (CW)
Reverse voltage
Operating
Laser diode
Photodiode
temperature
(
case
Symbol
Po
Vrl
Vrd
Tc
Tstg
Value
7
2
30
-10 ~ +55
-40 ~ +85
Unit
mW
V
V
℃
℃
temperature)
Storage temperature(case
temperature)
3-2 Electro-optical Characteristics(Note 1)
(Tc=25°)
Parameter
Threshold current
Operating current
Operating voltage
Wavelength
Condition
CW
Po=5mW
Symbol
Ith
Iop
Vop
λ
p
eld85npt5.doc
Min.
-
-
-
840
Typ.
20
30
1.8
850
Max
35
45
2.5
860
Unit
mA
mA
V
nm
03.08.2010
4 of 11