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Laser Diodes
www..com
LT051PS
LT051PS
s
(1) (2) (3) (4) (5)
High Power Red Laser Diode for DVDR/DVD-RW Drive(635nm-30mW)
s Outline Dimensions
2 2 1.00.15 0.40.1 X 90 2
(Unit : mm)
Features
Maximum optical power output : 30mW (CW) Wavelength : 635nm band Single mode Single power supply 5.6mm package
s
Applications
0.40.1
Emission point 2
3
(1) DVD-R drives (2) DVD-RW drives
o5.6 - 0.025 o4.4MAX. o3.550.1 Cap glass Monitor PD 2.30.5 1.20.1 6.51.0
1.270.08
+0
0.250.03
o1.0 MIN.
Z
Laser chip Reference plane 0.5 MIN.
0.5 MAX.
o1.2 MAX.
3-o0.450.1
21 3
Tolerance 0.2mm
1 : Dimension measured at lead base 2 : Within 0.6mm from reference plane
Terminal connection
Single power supply
q
e
Laser diode
Monitor photodiode
w
s
1
Absolute Maximum Ratings
Parameter Optical power output Optical power output (pulse) Reverse voltage Laser Monitor photodiode Symbol PO Pp Vrl Vrd Topr Tstg Tsld
4
Rating 30
2
(TC=25C) Unit mW mW V V C C C
50 2
30 -10 to +50 -40 to +85 260
3 3 4
1 2 3
Operating temperature Storage temperature Soldering temperature
CW (Continuous Wave) drive Pulse width : 0.5s, duty : 50% Case temperature
At the position of 1.6mm or more from the lead base (5s)
42
Notice Internet
In the absence of confirmation by 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. Internet address for Electronic Components Group http://sharp-world.com/ecg/
burr0.1 MAX.
1
Y
o2.0
2
1
Laser Diodes
s Electro-optical Characteristics1
Parameter Threshold current Operating current Operating voltage Wavelength
2
LT051PS
(Tc=25C) Conditions - Po=30mW Po=30mW Po=30mW Po=30mW Po=30mW Po=30mW Po=30mW Po=30mW - Po=30mW 20mW I (30mW) - I (10mW) 0.45 0.7 MIN. 2.0 635 7.0 21.0 TYP. 60 105 2.4 639 8 24.0 MAX. 90 135 2.9 642 10 27.0 20 2 3 80 1.0 1.0 Unit mA mA V nm % m mW/mA
Symbol Ith Iop Vop p Parallel Perpendicular Parallel Perpendicular // Rl // x,y,z d
Half intensity angle Ripple Misalignment angle Misalignment position
Interference pattern intensity Differential efficiency
1 2
Initial value, CW (Continuous Wave) drive Angle at 50% peak intensity (full-width at half-maximum)
s
Electrical Characteristics of Photodiode
Parameter Output current Dark current Terminal capacitance Symbol Im ID Ct Conditions Po=30mW, Vrd=5V Vrd=5V Vrd=5V, f=1MHz MIN. 0.01 TYP. 0.025 3.5 MAX. 0.2 150 -
(Tc=25C) Unit mA nA pF
* Please refer to the chapter "Handling Precautions"
Notice Internet
In the absence of confirmation by 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. Internet address for Electronic Components Group http://sharp-world.com/ecg/
43
Application Circuits
NOTICE
The circuit application examples in this publication are provided to explain representative applications of SHARP devices and are not intended to guarantee any circuit design or license any intellectual property rights. SHARP takes no responsibility for any problems related to any intellectual property right of a third party resulting from the use of SHARP's devices. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. SHARP reserves the right to make changes in the specifications, characteristics, data, materials, structure, and other contents described herein at any time without notice in order to improve design or reliability. Manufacturing locations are also subject to change without notice. Observe the following points when using any devices in this publication. SHARP takes no responsibility for damage caused by improper use of the devices which does not meet the conditions and absolute maximum ratings to be used specified in the relevant specification sheet nor meet the following conditions: (i) The devices in this publication are designed for use in general electronic equipment designs such as: --- Personal computers --- Office automation equipment --- Telecommunication equipment [terminal] --- Test and measurement equipment --- Industrial control --- Audio visual equipment --- Consumer electronics (ii)Measures such as fail-safe function and redundant design should be taken to ensure reliability and safety when SHARP devices are used for or in connection with equipment that requires higher reliability such as: --- Transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.) --- Traffic signals --- Gas leakage sensor breakers --- Alarm equipment --- Various safety devices, etc. (iii)SHARP devices shall not be used for or in connection with equipment that requires an extremely high level of reliability and safety such as: --- Space applications --- Telecommunication equipment [trunk lines] --- Nuclear power control equipment --- Medical and other life support equipment (e.g., scuba). Contact a SHARP representative in advance when intending to use SHARP devices for any "specific" applications other than those recommended by SHARP or when it is unclear which category mentioned above controls the intended use. If the SHARP devices listed in this publication fall within the scope of strategic products described in the Foreign Exchange and Foreign Trade Control Law of Japan, it is necessary to obtain approval to export such SHARP devices. This publication is the proprietary product of SHARP and is copyrighted, with all rights reserved. Under the copyright laws, no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, in whole or in part, without the express written permission of SHARP. Express written permission is also required before any use of this publication may be made by a third party. Contact and consult with a SHARP representative if there are any questions about the contents of this publication.
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