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MF430 Datacom, Telecom, General Purpose LED MF430 ST Applications * * * * * Ethernet 10 or 100Mbps Token Ring Fibre Channel 266Mbps Short Wavelength FDDI Short Wavelength ATMSDH/SONET 155Mbps * Intra-Office Telecom * General Purpose Description This high performance LED has been designed for Datacom, Telecom or General Purpose Applications. The short wavelength LED allows cost-effective links over short distances. This very high speed device has an actively aligned receptacle for optimized coupling of power to 62.5/125m fiber. A Silicon Photodiode is recommended as Receiver for this LED. ST Assembly Features * * * * * 865nm Surface-Emitting LED 250MHz Bandwidth Designed for 62.5/125m Fiber Aligned in ST(R) Receptacle MTTF >1,000,000 hours Ordering Information PART # RECEPTACLE MF430 ST ST -40C to +85C MF430 Functional Diagram FIBER ANODE CASE DETECTOR CATHODE BOTTOM VIEW MF430 LED ST(R) is a registered trademark of Lucent 13323.11 1997-04-01 6 Datacom, Telecom, General Purpose LED MF430 Absolute Maximum Ratings* Parameter Storage Temperature Operating Temperature (Fig 4) Electrical Power Dissipation (Fig 4) Continuous Forward Current (f10kHz) Peak Forward Current (duty cycle 50%, f1MHz) Reverse Voltage Soldering Temperature (Note 1) Symbol Tstg Top Ptot IF IFRM VR Tsld Min. -40 -40 Max. +85 +85 250 110 180 1.5 260 Units C C mW mA mA V C *Exceeding these values may cause permanent damage. Functional operation under these conditions is not implied. Note 1: 2mm from the case for 10s. Optical & Electrical Characteristics (Case Temperature -25 to +70C) Parameter Fiber-Coupled-Power (Fig 1, 2, 3) Rise & Fall Time (10-90%, no bias) Bandwidth (3dBel) Peak Wavelength Spectral Width (FWHM) Forward Voltage (Fig 5) Reverse Current Capacitance Symbol Pfiber tr tf fc Min. -17.5 Typ. 1.5 250 Max. 2 880 60 2.1 20 Units dBm ns MHz nm nm V A pF Test Conditions IPeak=60mA (Note 1,2) IF=60mA (Note 2) IF=60mA (Note 2) IF=60mA IF=60mA IF=60mA VR=1V VR=0V, f=1MHz p VF IR C 850 865 50 20 Note 1: Average power at 10MHz/50% duty cycle. Measured at the exit of 100m of fiber. Note 2: 62.5/125m graded index fiber (NA = 0.275). Thermal Characteristics Parameter Thermal Resistance - Infinite Heat Sink Thermal Resistance - On PCB Temperature Coefficient - Optical Power Temperature Coefficient - Wavelength Symbol Rthjc Rthjb dP/dTj /dTj Min. Typ. Max. 200 300 Units C/W C/W %/C nm/C -0.6 0.3 7 MF430 Datacom, Telecom, General Purpose LED % 100 % 100 r z = opt. Oc = 62.5 m RELATIVE FIBER-COUPLED POWER RELATIVE FIBER-COUPLED POWER 80 80 z 60 60 40 40 r 20 r = opt. Oc = 62.5 m z 20 0 0.5 1.0 1.5 2.0 2.5 3.0 mm 0 0 20 40 60 80 z - AXIAL DISPLACEMENT OF FIBER r - RADIAL DISPLACEMENT OF FIBER Figure 1 Figure 2 % 100 mW 300 MAX. ELECTRICAL POWER DISSIPATION RELATIVE FIBER-COUPLED POWER 80 50% DUTY CYCLE INFINITE HEAT SINK 200 ON PC BOARD 60 DC 40 100 20 HEAT SINKED 0 0 40 80 120 160 200 mA 0 0 50 100 FORWARD CURRENT OPERATING TEMPERATURE Figure 3 Figure 4 mA 200 FORWARD CURRENT 100 0 0 1 2 3V FORWARD VOLTAGE Figure 5 8 Datacom, Telecom, General Purpose LED MF430 MF430 ST Mechanical Data 2-56 UNC - 2B max.0.5 3/8"-32 UNEF FIBER END SLOT SIDE 0.006 O2.502 +0.01 0 12.7 2.5 9.5 5.4 0.4 MARKING SIDE O2.5 +0 -0.004 7.89 RECOMMENDED FERRULE (not included) 7.6 min.12 3.9 5.4 20.1 Note: The LED chip is isolated from the case. All dimensions in mm. Typical Drive Circuit ST Packaging Hardware 3/8 - 32 UNEF 2B THREAD MF430 9.53 ECL VREF 12.70 1.65 I -5V HEX-NUT 10.41 14.27 0.46 WASHER 9 For more information about all Zarlink products visit our Web Site at www.zarlink.com Information relating to products and services furnished herein by Zarlink Semiconductor Inc. trading as Zarlink Semiconductor or its subsidiaries (collectively "Zarlink") is believed to be reliable. However, Zarlink assumes no liability for errors that may appear in this publication, or for liability otherwise arising from the application or use of any such information, product or service or for any infringement of patents or other intellectual property rights owned by third parties which may result from such application or use. Neither the supply of such information or purchase of product or service conveys any license, either express or implied, under patents or other intellectual property rights owned by Zarlink or licensed from third parties by Zarlink, whatsoever. Purchasers of products are also hereby notified that the use of product in certain ways or in combination with Zarlink, or non-Zarlink furnished goods or services may infringe patents or other intellectual property rights owned by Zarlink. This publication is issued to provide information only and (unless agreed by Zarlink in writing) may not be used, applied or reproduced for any purpose nor form part of any order or contract nor to be regarded as a representation relating to the products or services concerned. The products, their specifications, services and other information appearing in this publication are subject to change by Zarlink without notice. No warranty or guarantee express or implied is made regarding the capability, performance or suitability of any product or service. Information concerning possible methods of use is provided as a guide only and does not constitute any guarantee that such methods of use will be satisfactory in a specific piece of equipment. It is the user's responsibility to fully determine the performance and suitability of any equipment using such information and to ensure that any publication or data used is up to date and has not been superseded. Manufacturing does not necessarily include testing of all functions or parameters. These products are not suitable for use in any medical products whose failure to perform may result in significant injury or death to the user. All products and materials are sold and services provided subject to Zarlink's conditions of sale which are available on request. Purchase of Zarlink's I2C components conveys a licence under the Philips I2C Patent rights to use these components in an I2C System, provided that the system conforms to the I2C Standard Specification as defined by Philips. Zarlink and the Zarlink Semiconductor logo are trademarks of Zarlink Semiconductor Inc. Copyright 2002, Zarlink Semiconductor Inc. All Rights Reserved. TECHNICAL DOCUMENTATION - NOT FOR RESALE |
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