Sanyo DL-4038-025 Specifications
Ordering number : EN5902
DL-4038-025 |
Red Laser Diode |
DL-4038-025
High Power AlGaInP Laser Diode
Overview |
Package Dimensions |
DL-4038-025 is a high power 635 nm (Typ.) AlGalnP laser diode.The |
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Tolerance : ± 0.2 |
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lasing wavelength is the same as He-Ne gas lasers. DL-4038-025 is |
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ø9.0 – 0.03 |
Unit |
: mm |
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suitable for applications such as laser printers, line markers and other |
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ø5.35 |
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ø 4.75±0.15 |
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optical information systems. |
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ø2.1 |
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Effective window diameter 1.0min. |
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Features |
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1 |
3 |
Top view |
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2 |
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∙ Short wavelength |
: 635 nm (Typ.) |
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∙ High output power |
: 20mW CW |
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1.0±0.1 |
0.1 |
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∙ Low threshold current |
: Ith = 45 mA (Typ.) |
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0.45± |
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∙ Low operating voltage |
: Vop = 2.3 V (Typ.) |
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0.3 |
LD facet |
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Absolute Maximum Ratings at Tc=25°C |
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2.45±0.15 |
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1.5±0.1 5.0±0.3 |
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0.5max. |
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3–ø 0.45±0.1±1.0 |
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ø1.4max. |
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Parameter |
Symbol |
Ratings |
Unit |
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Pin No. 1 2 3 |
ø2.54 |
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Light Output |
CW |
Po |
20 |
mW |
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9.0mm ø |
stem(Red) |
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Reverse Voltage |
Laser |
VR |
2 |
V |
Electrical Connection |
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PIN |
30 |
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Operating Temperature |
Topr |
---10 to +40 |
°C |
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3 |
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Storage Temperature |
Tstg |
---40 to +85 |
°C |
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LD |
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PD |
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2
– power supply system
Electrical and Optical Characteristics at Tc=25°C
Parameter |
Symbol |
Condition |
Min. |
Typ. |
Max. |
Unit |
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Threshold Current |
Ith |
CW |
--- |
45 |
70 |
mA |
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Operating Current |
Iop |
Po=20mW |
--- |
80 |
110 |
mA |
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Operating Voltage |
Vop |
Po=20mW |
--- |
2.3 |
2.5 |
V |
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Lasing Wavelength |
λ p |
Po=20mW |
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635 |
645 |
nm |
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Beam 1) |
Perpendicular |
θ |
Po=20mW |
20 |
25 |
35 |
deg. |
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Divergence |
Parallel |
θ // |
Po=20mW |
6 |
7 |
10 |
deg. |
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Off Axis |
Perpendicular |
θ |
--- |
--- |
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±3 |
deg. |
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Angle |
Parallel |
θ // |
--- |
--- |
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±3 |
deg. |
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Differential Efficiency |
dPo/dIop |
--- |
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0.6 |
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mW/mA |
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Monitoring Output Current |
Im |
Po=20mW |
--- |
0.03 |
--- |
mA |
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Astigmatism |
As |
Po=20mW |
--- |
10 |
--- |
μm |
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1) Full angle at half maximum |
Note : The above product specification are subject to change without notice. |
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SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110-8534 JAPAN
N2798 GI, (IM) No.5902 1/3
DL-4038-025
Characteristics
Output power vs. Forward current
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25 |
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(mW)Po |
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25°C 40°C |
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20 |
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power |
15 |
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10 |
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Output |
5 |
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0 |
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100 |
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0 |
50 |
150 |
Forward current IF (mA)
Monitoring current vs. Output power
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0.10 |
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(mA) |
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Tc=25°C |
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0.08 |
Vr(PD)=5V |
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Im |
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current |
0.06 |
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Monitoring |
0.04 |
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0.02 |
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0 |
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10 |
15 |
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0 |
5 |
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0 ¤ ¤m m ¤m oW |
n ¤ |
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Lasing wavelength vs. Temperature
(nm)pλ |
645 |
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Po=20mW |
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wavelength |
640 |
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635 |
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Lasing |
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630 |
10 |
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0 |
20 |
30 |
40 |
Temperature Tc (°C)
Threshold current vs. Temperature
(mA) |
100 |
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80 |
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Ith |
60 |
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current |
40 |
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Threshold |
20 |
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10 |
10 |
20 |
30 |
40 |
50 |
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Temperature Tc (°C)
Beam divergence
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1.0 |
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Po=20mW |
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intensity |
0.8 |
Tc=25°C |
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0.6 |
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θ |
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Relative |
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0.4 |
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θ // 
0.2 
0 
-40 -30 -20 -10 0 10 20 30 40
Angle θ (deg.)
Lasing wavelength vs. Output power
Tc=25°C
intensity |
Po=20mW |
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Po=10mW |
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Relative |
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Po=5mW |
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632 |
634 |
636 |
638 |
640 |
642 |
Lasing wavelength λp (nm)
No.5902 2/3
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