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參數資料
| 型號： | RLD78MPA5 |
| 元件分類： | 激光器 |
| 英文描述： | 785 nm, LASER DIODE |
| 文件頁數： | 1/3頁 |
| 文件大小： | 314K |
| 代理商： | RLD78MPA5 |
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c
2009 ROHM Co., Ltd. All rights reserved.
2009.01 - Rev.A
780nm Low Power Lasers
RLD78MPA5
A long-run product with market-driven high reliability. Matching to various needs.
Applications
Dimensions
(Unit : mm)
DVD recorder (For CD reproduction)
etc.
Features
1) Optical power output : CW 8.5mW
2) Low noise
3) High precision
φ5.6 metal stem
Absolute maximum ratings
(Tc=25
°C)
Symbol
Limits
Unit
Po
8.5
mW
VR
2V
VR(PIN)
30
V
Top
-10 to +75
℃
Tstg
-40 to +85
℃
Operating temperature
Storage temperature
Parameter
Output
Reverse voltage
Laser
PIN photodiode
Electrical and optical characteristics
(Tc=25
°C)
Symbol
Min.
Typ.
Max.
Unit
Conditions
Ith
-
35
60
mA
Iop
-
45
70
mA
Po=7mW
Vop
-
1.9
2.3
V
Po=7mW
η
0.4
0.55
0.8
mW/mA 2mW/(I(7mW)-I(5mW))
Im
0.05
0.15
0.4
mA
Po=7mW
θ〃
811
15
deg
θ⊥
20
37
45
deg
φ〃
-2
0
2
deg
φ⊥
-3
0
3
deg
X, Y, Z
-80
0
80
m
-
λ
770
785
810
nm
Po=7mW
S/N
60
-
dB
f=720kHz, f=10kHz, Po=7mW
Po=7mW
Peak emission wavelength
Parameter
Threshold current
Operationg current
Operating voltage
Differential efficiency
Monitor current
Parallel divergence angle
Perpendicular divergence angle
Parallel deviation angle
Perpendicular deviation angle
Emission point accuracy
Signal-to-Noise ratio
Equivalent circuit diagram
5.0
2.4
1
3
2
φ
4.4max.
φ5.6
φ
3.6
φ
2
90
0.5max.
φ1.6
φ1min.
1.35
φ1.2max.
6.5
Laser Chip
3-
φ0.45
Sub-mount
1.2
2.3
(3)
LD
PD
(1) (2)
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