SHARP LT050MS

Under development
New product
LT050PS/MS
Red Laser Diode
Compact Laser Diode for DVD(635nm-5mW)
■
General Description
Sharp's red laser diodes LT050PS / LT050MS have been
developed for DVD that will bring a great hope to visual media
of the next generation.
■
(Unit:mm)
Outliine Dimensions
Junction
Model Name
90˚
Minitor photodiode
1.0
• LT050PS •••• Single power supply
• LT050MS •••• Double power supply
1
2
ø2.0
■
0.4
X
Y
3
■
Cap glass
ø 3.55
ø 1.0
1.27
LD chip
1.2
Reference surface
ø3-0.45
2
Wavelength
Threshold current
Operating current
Operating voltage
Radiation Parallel
angle
Perpendicular
3
1
Symbol
Optical power output
1 3
[Pin connection]
Specifications
Electro-optical characteristics
(Tc=25˚C,Po=3mW)
Parameter
2.3
Z
Applications
• DVD players
• Bar code readers
• Pointers etc.
■
ø 5.6
ø 4.4
6.5
*OPIC : OPIC (Optical IC) is a trademark of the SHARP Corporation.
An OPIC consists of a light-detectinf ele,ent and signalprocessing circuit integrated onto a single chip.
0.4
0.25
Features
(1) Maximum optical output : 5mW
(2) Wavelength: 635nm
(3) Compact ø5.6mm package
(4) Stable transverse mode
(5) High temperature operation at 60˚C
(7) Realizes high temperature operation by introducing a tensile strain
into the multi-quantum well active layer.
(8) Stable optical characteristics by developing an index guide
structure of MBE method 2 times growth
(9) Pair use with Sharp's OPIC* light detector IS1630 is
recommended.
0.5
■
Po
λp
Ith
Iop
Vop
θ//
θ⊥
Laser diode
2
Ratings(TYP.)
MAX. 5 mW
635 nm
45 mA
55 mA
2.3 V
8˚
30 ˚
Monitor Photodiode
LT050PS
3
1
Laser diode
Monitor Photodiode
2
LT050MS
(Notice)
• In the absence of device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices
shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device.
• Specifications are subject to change without notice for improvement.
(Internet)
• Data for Sharp's optoelectronic/power devices is provided for internet. ( Address http://www.sharp.co.jp/ecg/)
As of June 1996
Tec.L950801-A