jog-01167 o p tical com p onents rev.2 [mar. 2009] ol495n-80-p20-w90 1490n m pulsed mqw laser diode coaxial module with smf. 1/6 1.description ol495n-80-p20-w90 is a 1490nm laser diode in coaxial package with smf. 2. features fiber output: pf=80mw pulsed mqw fp laser coaxial package module single mode fiber (smf) 3. application otdrs optical measuring instruments 4.optical and electrical characteristics (t c = 25c, 10s pulse width and 1% duty) parameter symbol test conditions min. typ. max. unit threshold current ith --- --- 25 60 ma operation current iop --- 500 640 ma ld forward voltage vf --- 2.0 3.0 v center wavelength c pf=80mw 1470 1490 1510 nm spectral width pf=80mw, rms 1 --- 5 10 nm 5.absolute maximum rating (t c = 25c, unless otherwise specified) parameter symbol rating unit fiber output power pf 96* mw ld reverse voltage vrl 2.0 v ld forward current ifl 840* ma operating temperature top -20 to +60 c storage temperature tstg -40 to +85 c *pulse width 10 s , duty 1%. exceeding these ratings may lead to immediate dest ruction or permanent deterioration of the device.
jog-01167-r2 ol495n-80-p20-w90 2/6 6. connector and fiber specifications parameter specifications unit type smf --- mode field diameter 10 1 m cladding diameter 125 2 m jacket diameter 900 m fiber length 1000 (min.) see fig.1 mm fig.1 7.ordering information ol 4 95 n -80 - p 20 -w90 nf sc wavelength range 4: 1.4m package number device structure n: fp laser optical output power (mw) pulsed wavelength tolerance 20: +/-20nm wavelength w90: 14 90 flange type af:angled flang e(default) nf:no flange connector type fc:fc connect or(default) sc:sc connector fiber connector 1000(min.) fiber length ld module
jog-01167-r2 ol495n-80-p20-w90 3/6 8.attached data (at 25 c ) (1) if-pf graph (2) spectrum graph at pf=80mw (3) threshold current (ith) (4)operating current (iop) at pf=80mw (5) center wavelength ( c) at pf=80mw (6) spectral width ( ) at pf=80mw 9.outline drawing all dimensions in millimeters tolerances unless noted +/-0.5 package no. 95(unit: mm) 19+/-1 6.8 4 23.6 #3 #2(case) #1 12.7 17 2?2.2 7.4 1 4 7 #2 #1 ld case af type nf type 20+/?1 0.45+/?0.2 26.6 #2 #1 ld case #2(case) #3 #1 6.8 4.7 3?0.45+/?0.2 6.4+/?0.1 1.2 5.6 2
jog-01167-r2 ol495n-80-p20-w90 4/6 10.typical characteristics 0 20 40 60 80 100 0 200 400 600 800 if(ma) pf(mw) vf(v) 1.0 2.0 3.0 4.0 vf pf -70 -60 -50 -40 -30 -20 -10 0 1460 1470 1480 1490 1500 1510 1520 wavelength(nm) po(db) electrical and optical characteristics spectrum
jog-01167-r2 ol495n-80-p20-w90 5/6 11. safety information on this product warning laser beam a laser beam is emitted from this laser diode during operation. the invisible or visible laser beam, direc tly 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 product the product contains gallium arsenide, gaas. gaas vapor and powder are hazardous to human health if inhaled, ingested or swallowed. do not destory or burn the product. do not crush or chemically dissolve the product. do not put the product in the mouth. observe related laws and company regulations when discarding this product. the product should be excluded from ge neral industrial waste or household garbage. caution optical fiber a glass-fiber is attached on the product. handle with care. when the fiber is broken or damaged, handle carefully to avoid injury from the damaged part or fragments. all specifications described herein are subject to change without notice.
jog-01167-r2 ol495n-80-p20-w90 6/6 notice 1. the information contained herein can change without notice owing to product and/or technical improvements. before using the product, please make sure that the information being referred to is up-to-date. 2. the outline of action and examples for application circuits described herein have been chosen as an explanation for the standard action and performance of the product. when planning to use the product, please ensure that the external conditions are reflected in the actual circu it, assembly, and program designs. 3. when designing your product, please use our product below the specified maximum ratings and within the specified operating ranges including, but not limited to, operating voltage, power dissipation, and operating temperature. 4. oki semiconductor assumes no responsibility or liability whatsoever for any failure or unusual or unexpected operation resulting from misuse, neglect, improper installation, repair, alteration or accident, improper handling, or unusual physical or electrical stress including, but not limited to, exposure to parameters beyond the specified maximum ratings or operation outside the specified operating range. 5. neither indemnity against nor license of a third part y?s industrial and intellectual property right, etc. is granted by us in connection with the use of the product and/or the information and drawings contained herein. no responsibility is assumed by us for any infringement of a third party?s right which may result from the use thereof. 6. the products listed in this document are intended for use in general electronics equipment for commercial applications (e.g., office automation, communicati on equipment, measurement equipment, consumer electronics, etc.). these products are not authorized for us e in any system or application that requires special or enhanced quality and reliability characteristics nor in any system or application where the failure of such system or application may result in the loss or damage of property, or death or injury to humans. such applications include, but are not limited to, traffic and auto motive equipment, safety devices, aerospace equipment, nuclear power control, medical equipment, and life-support systems. 7. certain products in this document may need government approval before they can be exported to particular countries. the purchaser assumes the responsibility of dete rmining the legality of export of these products and will take appropriate and necessary st eps at their own expense for these. 8. no part of the contents contained herein may be reprinted or reproduced without our prior permission. copyright 2009 oki semiconductor co., ltd.
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