MITSUBISHI ML520G71

MITSUBISHI LASER DIODES
ML5xx71 LD SERIES
FOR DISPLAY SYSTEM
ML520G71
TYPE
NAME
Please note that this data sheet may be changed without any notice.
DESCRIPTION
FEATURES
Mitsubishi ML520G71 is a high-power, highefficient semiconductor laser diode which provides
emission wavelength of 638 nm and standard light
output of 300mW.
This LD has broad-stripe structure which enables
high output power.
• High Output Power: 300mW (CW)
• High Efficiency: 1.0mW/mA (typ.)
• Visible Light: 638nm (typ.)
• φ5.6mm TO-CAN PKG
APPLICATION
• Display system, Bio-medical
ABSOLUTE MAXIMUM RATINGS (Note 1)
Symbol
Parameter
Conditions
Ratings
Unit
Po
Light output power
CW
300(Tc ≤ 45 °C),
220(45 °C < Tc ≤ 55 °C)
mW
VRL
Reverse voltage
-
2
V
Tc
Case temperature
-
-5 ~ +55
°C
Tstg
Storage temperature
-
-40 ~ +100
°C
Note1: The maximum rating means the limitation over which the laser should not be operated even instant time.
This does not mean the guarantee of its lifetime. As for the reliability, please refer to the reliability report issued
by Quality Assurance Section, HF & Optical Semiconductor Division, Mitsubishi Electric Corporation.
ELECTRICAL/OPTICAL CHARACTERISTICS (Tc=25°C)
Symbol
Parameter
Test conditions
Min.
Typ.
Max
Unit
Ith
Threshold current
CW
80
130
180
mA
Iop
Operating current
CW, Po=220mW
230
330
400
mA
Vop
Operating voltage
CW, Po=220mW
1.9
2.3
2.6
V
η
Slope efficiency
CW, Po=220mW
0.8
1.0
1.3
mW/mA
λp
Peak wavelength
CW, Po=220mW
632
638
644
nm
θ//
Beam divergence angle
(parallel)
CW, Po=220mW
1
7
13
°
θ⊥
Beam divergence angle
(perpendicular)
CW, Po=220mW
25
35
45
°
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MITSUBISHI LASER DIODES
ML5xx71 LD SERIES
FOR DISPLAY SYSTEM
OUTLINE DRAWINGS
Dimentions in mm
φ2.0±0.3 (P. C. D. )
0.4 +0.1
-0
90°±2°
ML520G71
CASE
LD
(2)
1.27
±0.3
(3)
φ1.6±0.1
Reference plane
1.2
±0.1
2.3
φ5.6+0
-0.03
φ4.4 +0.2
-0.3
φ3.55±0.1
0.2±0.08
7.0 ±1
φ5.6mm
(1)
1.0±0.1
±0.08
0.25
±0.03 (Glass)
0.4+0.1
-0
x
0.4MAX
3-φ0.45±0.1
φ1.2MAX
φ3.8
(1) (3) (2)
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ML520G71
MITSUBISHI LASER DIODES
ML5xx71 LD SERIES
FOR DISPLAY SYSTEM
Typical Characteristics of ML520G71
Tc=15
25
35 45
300
Po=300mW
CW
250
200
150
55 °C
Reference Data
100
θ∥ =7°
Intensity (a.u.)
Light Output Power (mW)
CW
θ⊥ =35°
50
0
0
200
400
600
-50 -40 -30 -20 -10 0 10 20 30 40 50
800
Angle (°)
Current (mA)
Far-Field-Patterns
Light Output Power vs. Current (CW)
655
655
Tc=25℃
CW
645
640
635
630
~ 0.005nm/mW
625
Po=220mW
CW
650
Peak Wavelength (nm)
Peak Wavelength (nm)
650
645
640
635
630
~ 0.20nm/℃
625
620
620
0
50
100
150
200
250
300
0
Light output Power (mW)
20
40
60
Temperature (℃ )
Peak Wavelength vs. Light Output Power
Peak Wavelength vs. Temperature
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MITSUBISHI LASER DIODES
ML5xx71 LD SERIES
FOR DISPLAY SYSTEM
Requests Regarding Safety Designs
Mitsubishi Electric constantly strives to raise the level of its quality and reliability. Despite these
concerted efforts, however, there will be occasions when our semiconductor products suffer
breakdowns, malfunctions or other problems. In view of this reality, it is requested that every
feasible precaution be taken in the pursuit of redundancy design, malfunction prevention design
and other safety-related designs, to prevent breakdowns or malfunctions in our products from
resulting in accidents involving people, fires, social losses or other problems, thereby upholding
the highest levels of safety in the products when in use by customers.
Matters of Importance when Using these Materials
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