MITSUBISHI LASER DIODES
ML6XX25 SERIES
FOR OPTICAL INFORMATION SYSTEMS
TYPE
NAME
ML60125R, ML601J25
DESCRIPTION
FEATURES
ML6XX25 is a high power AlGaAs semiconductor
laser which provides a stable, single transverse
mode oscillation with emission wavelength of
785nm and standard light output of 30mW.
ML6XX25 is produced by the MOCVD crystal
growth method which is excellent in mass
production and characteristics uniformity . This is
O Output 30mW (CW) 45mW (pulse)
O Short astigmatic distance
O MQW * active layer
* : Multiple Quantum Well
O High volume production capacity
Built-in monitor photodiode (ML60125R)
a high -performance , highly reliable , and long
life semiconductor laser.
APPLICATION
Optical disc drive
ABSOLUTE MAXIMUM RATINGS (Note 1)
Symbol
Parameter
Conditions
Ratings
Unit
mW
35
50
2
CW
Light output power
Po
Pulse(Note 2)
VRL
Reverse voltage (laser diode)
Reverse voltage (Photodiode)
-
-
V
V
30
VRD(Note 3)
Forward current (Photodiode)
Case temperature
-
-
-
IFD(Note 3)
Tc
mA
10
-40~ +60
˚C
˚C
-40~ +100
Storage temperature
Tstg
Note1: The maximum rating means the limitation over which the laser should not be operated even instant time,
and this does not mean the guarantee of its lifetime.As for the reliability,please refer to the reliability report from Mitsubishi
Semiconductor Quality Assurance Department.
Note2: TARGET SPEC /Condition Duty less than 50%,pulse width less than 1ms
Note3: Applicable to ML60125R
ELECTRICAL/OPTICAL CHARACTERISTICS (Tc=25˚C)
Symbol
Ith
Parameter
Test conditions
Min.
Typ.
Max
Unit
CW
mA
mA
Threshold current
Operation current
-
-
-
-
35
85
50
110
-
Iop
h
CW,Po=30mW
CW,Po=30mW
CW,Po=30mW
CW,Po=30mW
0.6
2.0
Slope efficiency
mW/mA
V
Vop
Operating voltage
2.5
l p
Peak wavelength
Beam divergence angle
(parallel)
Beam divergence angle
(perpendicular)
Monitoring output current
(Photodiode)
775
9
785
10
795
11
nm
CW,Po=30mW
CW,Po=30mW
q
deg.
q
22
-
28
-
deg.
mA
25
CW,Po=30mW,VRD=1V
RL=10(Note 5)
Im(Note 4)
0.4
mA
-
-
-
ID(Note 4)
Ct(Note 4)
Dark current (Photodiode)
Capacitance (Photodiode)
VRD=10V
VRD=5V
0.5
-
7
pF
Note 4: Applicable to ML60125R
Note 5:RL=the load resistance of photodiode
as of July'98
MITSUBISHI
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