CW laser diodes L9777-02

CW laser diodes
L9777-02
■Features
High radiant output power (CW) : 5 W
High performance : Peltier element built-in
Long life
■Applications
Processing (welding, soldering)
Annealing
Pumping sourse for solid state lasers
Medical instrumenr
■Absolute maximum ratings (Except temperature item, Tth= 25 ℃)
Parameter
Symbol
Value
Unit
Φe
5.5
W
If
6.2
A
Radiant output power
Forward current
Vr
2
V
Operating temperature
Top(c)
+10∼+30
℃
Storage temperature
Tstg
−40∼+80
℃
Built-in peltier supply current
I pe
5.6
A
Thermistor power dissipation
−
3
mW
Reverse voltage
■Characteristics (Tth= 25 ℃)
Min.
Value
Typ.
Max.
I f = 5.6 A
−
5
−
W
−
−
1
−
A
−
5.6
−
A
Symbol
Conditions
Radiant output power
Φe
Lasing threshold current
Ith
Parameter
Operating current
Iop
Operating voltage
Vop
Peak emission wavelength
λp
Spectral radiation half bandwidth
Δλ
Emitting area size
Beam spread angle
Thermistor
Built-in peltier voltage
Weight
Parallel
Vertical
Resistance
B constant
Φe = 5 W
−
Value at designing
θ//
Φe = 5 W FWHM
θ⊥
R
25 ℃
B
−
Vpe
−
−
−
Unit
−
2
−
V
798
808
818
nm
−
2
−
nm
−
200×1
−
μm
−
8
32
10
3450
−
°(degree)
−
−
−
9
−
°(degree)
kΩ
K
V
g
−
−
−
−
−
−
150
Information furnished by HAMAMATSU is believed to be reliable. However, no responsibility is assumed for possible inaccuracies or omissions.
Specifications are subject to change without notice. No patent rights are granted to any of the circuits described herein. ©2014 Hamamatsu Photonics K.K.
CW laser diodes L9777-02
Figure 1: Radiant output power vs. Forward current (Typ.)
6
5
4
3
2
1
80
60
40
20
0
0
1
2
3
4
5
Forward current I f (A)
6
790
7
795
800
805
810
815
820
Wavelength (nm)
Figure 4: Dimensional outline (unit : mm)
Figure 3: Directivity (Typ.)
(Tth=25 ℃, Φe=5 W)
100
44.5±0.3
38.6±0.3
Vertical θ⊥
31.8±0.3
80
Parallel θ//
31.8±0.3
40
19.1±0.3
Glass window
4.0 MIN.
60
Window
LD chip
LD chip
1.0±0.2
12.9±0.3
5
Parallel
Vertical
20
4- 4.0±0.2
0
peltier
9- 1.0±0.13
-40
-20
0
Angle (degree)
20
40
2.54±0.2
4.45±0.5
(22.86)
2.9±0.2
17.6±0.2
14.8±0.3
LD light
HAMAMATSU PHOTONICS K.K.
1.5 MAX.
0
Relative radiant output power (%)
(Tth=25 ℃, Φe=5 W)
100
Relative radiant output power (%)
7
Radiant output power Φe (W)
Figure 2: Emission spectrum (Typ.)
( Tth = 25 ℃)
Case
LD
Thermistor
Peltier (-)
Case
LD (Anode)
Thermistor
Thermistor
LD (Cathode)
NC
NC
Peltier (+)
www.hamamatsu.com
HAMAMATSU PHOTONICS K.K., Systems Division
1-8-3, Shinmiyakoda, Kita-ku, Hamamatsu City, Shizuoka, 431-2103, Japan, Telephone: (81)53-484-1301, Fax: (81)53-484-1302, E-mail: [email protected]
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North Europe: Hamamatsu Photonics Norden AB: Torshamnsgatan 35 16440 Kista, Sweden, Telephone: (46)8-509-031-00, Fax: (46)8-509-031-01 E-mail: [email protected]
Italy: Hamamatsu Photonics Italia S.r.l.: Strada della Moia, 1 int. 6 20020 Arese (Milano), Italy, Telephone: (39)02-93581733, Fax: (39)02-93581741 E-mail: [email protected]
China: Hamamatsu Photonics (China) Co., Ltd.: B1201 Jiaming Center, No.27 Dongsanhuan Beilu, Chaoyang District, Beijing 100020, China, Telephone: (86)10-6586-6006, Fax: (86)10-6586-2866 E-mail: [email protected]
Cat. No. LCWLD2022E02
MAY. 2014