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DATA SHEET
LASER DIODE
NX5321 Series
1 310 nm FOR 156 Mb/s, 622 Mb/s, 1.25 Gb/s, FTTH InGaAsP MQW-FP LASER DIODE
DESCRIPTION
The NX5321 Series is a 1 310 nm Multiple Quantum Well (MQW) structured Fabry-Perot (FP) laser diode with InGaAs monitor PIN-PD. These devices are designed for application up to 1.25 Gb/s.
APPLICATIONS
* STM-1 (I-1, S-1.1), STM-4 (I-4, S-4.1), ITU-T recommendations * FTTH P2P (Fiber To The Home Point to Point) system
FEATURES
* Optical output power * Low threshold current * Differential efficiency * InGaAs monitor PIN-PD * CAN package * Fiber coupling point Po = 5.0 mW lth = 7 mA
d = 0.3 W/A
* Wide operating temperature range TC = -40 to +85C
5.6 mm
5.8 mm
The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version.
Not all products and/or types are available in every country. Please check with an NEC Electronics sales representative for availability and additional information.
Document No. PL10739EJ02V0DS (2nd edition) Date Published April 2009 NS Printed in Japan
The mark shows major revised points.
2008, 2009
The revised points can be easily searched by copying an "" in the PDF file and specifying it in the "Find what:" field.
NX5321 Series
PACKAGE DIMENSIONS (UNIT: mm)
5.6+0.00 -0.03
( 4.2)
*2 *2
( 3.55)
1.00.1
BOTTOM VIEW
1 2 3 4
1102
(0.4)
*2
(0.4)
*2
Fiber Coupling Point
1.5
*1
15.01.0 1.20.1 3.900.2
3.10
5.80 typ
x = 300 m y = 300 m
PIN CONNECTIONS NX5321EH
1 (Case)
NX5321EK
1 (Case) LD 2 4 4 PD 3
Reference Plane 2 4- 0.45 PD 3
LD
2.0
*1 Recommendation of Fiber Coupling Conditions Fiber : SMF with 8 degree angle-polished ferrule Fiber coupling distance : 5.800.05 mm from reference plane. Fiber coupling alignment : optimixed x, y, ( x, y 300 m). *2 ( ) indicates nominal dimension.
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Data Sheet PL10739EJ02V0DS
NX5321 Series
ORDERING INFORMATION
Part Number NX5321EH Package 4-pin CAN with ball lens cap
2 PD 3
1 LD 2 4 PD 3
Pin Connections
1 LD 4
NX5321EK
Remarks 1. The color of ball lens cap might be observed differently. 2. The hermetic test will be performed as AQL 1.0%.
Data Sheet PL10739EJ02V0DS
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NX5321 Series
ABSOLUTE MAXIMUM RATINGS
Parameter Optical Output Power Forward Current of LD Reverse Voltage of LD Forward Current of PD Symbol Po IF VR IF VR TC Tstg Tsld RH Ratings 10 150 2.0 10 15 -40 to +85 -40 to +85 350 (3 sec.) 85 Unit mW mA V mA V C C C %

Reverse Voltage of PD Operating Case Temperature Storage Temperature Lead Soldering Temperature Relative Humidity (noncondensing)
ELECTRO-OPTICAL CHARACTERISTICS (TC = 25C, unless otherwise specified)
Parameter Operating Voltage Operating Current Threshold Current Differential Efficiency Center Wavelength Spectral Width Rise Time Fall Time Lateral Beam Angle Vertical Beam Angle Monitor Current Monitor Dark Current Monitor PD Terminal Capacitance Focal Distance Optical Output Power from Fiber Symbol Vop Iop Ith Po = 5.0 mW Po = 5.0 mW 10 3 0.2 Po = 5.0 mW, RMS (-20 dB) Po = 5.0 mW, RMS (-20 dB) 10-90% 90-10% Po = 5.0 mW Po = 5.0 mW VR = 1.5 V, Po = 5.0 mW VR = 10 V VR = 10 V, f = 1 MHz Po = 5.0 mW Po = 5.0 mW, 8 degree angled fiber, Optimized x, y, . z = 5.800.05 mm 5.0 400 5.8 800 100 1 290 Conditions MIN. TYP. 1.1 20 7 0.3 1 310 1.0 0.15 0.15 11 11 500 900 100 20 6.2 MAX. 1.5 35 15 0.7 1 330 2.0 0.3 0.3 Unit V mA mA W/A nm nm ns ns deg. deg.
d
C tr tf
//
Im ID Ct Df Pf
A
nA pF mm
W
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Data Sheet PL10739EJ02V0DS
NX5321 Series
REFERENCE
Document Name Opto-Electronics Devices Pamphlet Document No. PX10160E
Data Sheet PL10739EJ02V0DS
5
NX5321 Series
* The information in this document is current as of April, 2009. The information is subject to change without notice. For actual design-in, refer to the latest publications of NEC Electronics data sheets or data books, etc., for the most up-to-date specifications of NEC Electronics products. Not all products and/or types are available in every country. Please check with an NEC Electronics sales representative for availability and additional information. * No part of this document may be copied or reproduced in any form or by any means without the prior written consent of NEC Electronics. NEC Electronics assumes no responsibility for any errors that may appear in this document. * NEC Electronics does not assume any liability for infringement of patents, copyrights or other intellectual property rights of third parties by or arising from the use of NEC Electronics products listed in this document or any other liability arising from the use of such products. No license, express, implied or otherwise, is granted under any patents, copyrights or other intellectual property rights of NEC Electronics or others. * Descriptions of circuits, software and other related information in this document are provided for illustrative purposes in semiconductor product operation and application examples. The incorporation of these circuits, software and information in the design of a customer's equipment shall be done under the full responsibility of the customer. NEC Electronics assumes no responsibility for any losses incurred by customers or third parties arising from the use of these circuits, software and information. * While NEC Electronics endeavors to enhance the quality, reliability and safety of NEC Electronics products, customers agree and acknowledge that the possibility of defects thereof cannot be eliminated entirely. To minimize risks of damage to property or injury (including death) to persons arising from defects in NEC Electronics products, customers must incorporate sufficient safety measures in their design, such as redundancy, fire-containment and anti-failure features. * NEC Electronics products are classified into the following three quality grades: "Standard", "Special" and "Specific". The "Specific" quality grade applies only to NEC Electronics products developed based on a customerdesignated "quality assurance program" for a specific application. The recommended applications of an NEC Electronics product depend on its quality grade, as indicated below. Customers must check the quality grade of each NEC Electronics product before using it in a particular application. "Standard": Computers, office equipment, communications equipment, test and measurement equipment, audio and visual equipment, home electronic appliances, machine tools, personal electronic equipment and industrial robots. "Special": Transportation equipment (automobiles, trains, ships, etc.), traffic control systems, anti-disaster systems, anti-crime systems, safety equipment and medical equipment (not specifically designed for life support). "Specific": Aircraft, aerospace equipment, submersible repeaters, nuclear reactor control systems, life support systems and medical equipment for life support, etc. The quality grade of NEC Electronics products is "Standard" unless otherwise expressly specified in NEC Electronics data sheets or data books, etc. If customers wish to use NEC Electronics products in applications not intended by NEC Electronics, they must contact an NEC Electronics sales representative in advance to determine NEC Electronics' willingness to support a given application. (Note) (1) "NEC Electronics" as used in this statement means NEC Electronics Corporation and also includes its majority-owned subsidiaries. (2) "NEC Electronics products" means any product developed or manufactured by or for NEC Electronics (as defined above).
M8E 02. 11-1
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Data Sheet PL10739EJ02V0DS
NX5321 Series
SAFETY INFORMATION ON THIS PRODUCT
DANGER
INVISIBLE LASER RADIATION AVOID DIRECT EXPOSURE TO BEAM OUTPUT POWER mW MAX WAVELENGTH nm CLASS lllb LASER PRODUCT
SEMICONDUCTOR LASER
AVOID EXPOSURE-Invisible Laser Radiation is emitted from this aperture
Warning
Laser Beam
A laser beam is emitted from this diode during operation. The laser beam, visible or invisible, directly or indirectly, may cause injury to the eye or loss of eyesight. * Do not look directly into the laser beam. * Avoid exposure to the laser beam, any reflected or collimated beam.
Caution
GaAs Products
This product uses gallium arsenide (GaAs). GaAs vapor and powder are hazardous to human health if inhaled or ingested, so please observe the following points. * Follow related laws and ordinances when disposing of the product. If there are no applicable laws and/or ordinances, dispose of the product as recommended below. 1. Commission a disposal company able to (with a license to) collect, transport and dispose of materials that contain arsenic and other such industrial waste materials. 2. Exclude the product from general industrial waste and household garbage, and ensure that the product is controlled (as industrial waste subject to special control) up until final disposal. * Do not burn, destroy, cut, crush, or chemically dissolve the product. * Do not lick the product or in any way allow it to enter the mouth.

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