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| RLD78MZGM Laser Diodes Infra-red Laser for Sensor, Printer RLD78MZGM Single mode infra-red laser developed for Sensor. Good temperature characteristics made, most suitable for the printer. Applications Optical sensor Laser printer External dimensions (Unit : mm) Figure-1 0.4 0.1 1.0 0.1 90 2 1 3 2 4.4 + 0 2.0 0.2 1.35 0.1 Submount 0.5max Optical Distance 3 - 0.45 3 Figure-2 L.D 1 2 P .D. Absolute maximum ratings (Tc=25C) Parameter Output Reverse voltage Laser PIN photodiode Symbol PO VR VR (PIN) Topr Tstg Limits 5 2 30 -10 to +60 -40 to +85 Unit mW V V C C Operating temperature Storage temperature 6.5 0.5 Features 1) Loaded on industry's standard 5.6metal package. 2) Normal pole type. (M type) 3) Excellent temperature characteristic Laser Chip 5.6 + 0 - 0.25 1.6 1 min. Cover Glass 1.2 0.1 2.3 0.5 (1.27) 0.5 min. 1.2max 3.6 1/2 RLD78MZGM Laser Diodes Electrical and optical characteristics (Tc=25C) Parameter Threshold current Operating current Operating voltage Differential efficiency Monitor current Parallel divergence angle Perpendicular divergence angle Parallel tolerance angle Perpendicular tolerance angle Symbol Ith Iop Vop Im // Min. - - - 0.1 0.1 8 20 -2 -3 Typ. 35 45 1.9 0.25 0.2 11 37 0 0 Max. 60 70 2.3 0.6 0.6 15 45 2 3 Unit mA mA V mW/mA mA deg deg deg deg Conditions - PO=3mW PO=3mW - PO=3mW PO=3mW PO=3mW PO=3mW PO=3mW // X Emission point accuracy Y Z -100 0 100 m - Lasing wavelength Astigmatism 770 - 785 15 810 - nm m PO=3mW PO=3mW I //, are defined as full width of half maximim Electrical and optical characteristics curve vf [V] 3 Po Im-L [mW] 0 5 0.5 Im [mA] 1 1.5 I-L Tc=25C 50C 60C 70C 80C 90C Se [W/A] 21 Intensity 1 Pop : 3.0 (mW) 4 2 3 .8 .8 // .6 .6 2 1 I-Vop I- .4 .4 .2 1 .2 0 0 0 20 40 60 80 0 100 0 -60 -40 -20 0 20 40 60 If [mA] Fig.1 Electrical characteristics vs. package temperature ANGLE (deg.) Fig.2 Far field pattern 6 OPTICAL POWER : Po (mW) LASING WAVELENGTH : (nm) 810 805 800 795 790 785 780 0 5 4 3 2 1 0 20 40 60 80 100 0 0.1 0.2 0.3 0.4 PACKAGE TEMPERATURE : Tc (deg) MONITOR CURRENT : Im (mA) Fig.3 Monitor current vs. optical output Fig.4 Package tempareture vs. wavelength 2/2 Appendix Notes No technical content pages of this document may be reproduced in any form or transmitted by any means without prior permission of ROHM CO.,LTD. The contents described herein are subject to change without notice. The specifications for the product described in this document are for reference only. Upon actual use, therefore, please request that specifications to be separately delivered. Application circuit diagrams and circuit constants contained herein are shown as examples of standard use and operation. Please pay careful attention to the peripheral conditions when designing circuits and deciding upon circuit constants in the set. Any data, including, but not limited to application circuit diagrams information, described herein are intended only as illustrations of such devices and not as the specifications for such devices. ROHM CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any third party's intellectual property rights or other proprietary rights, and further, assumes no liability of whatsoever nature in the event of any such infringement, or arising from or connected with or related to the use of such devices. Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or otherwise dispose of the same, no express or implied right or license to practice or commercially exploit any intellectual property rights or other proprietary rights owned or controlled by ROHM CO., LTD. is granted to any such buyer. Products listed in this document are no antiradiation design. The products listed in this document are designed to be used with ordinary electronic equipment or devices (such as audio visual equipment, office-automation equipment, communications devices, electrical appliances and electronic toys). Should you intend to use these products with equipment or devices which require an extremely high level of reliability and the malfunction of with would directly endanger human life (such as medical instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers and other safety devices), please be sure to consult with our sales representative in advance. About Export Control Order in Japan Products described herein are the objects of controlled goods in Annex 1 (Item 16) of Export Trade Control Order in Japan. In case of export from Japan, please confirm if it applies to "objective" criteria or an "informed" (by MITI clause) on the basis of "catch all controls for Non-Proliferation of Weapons of Mass Destruction. Appendix1-Rev1.1 |
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