nec's 1310 nm ingaasp mqw fp pulsed laser diode in coaxial package for otdr application (25 mw min) NX7329BB-AA features ? high output power: p f = 50 mw at i fp = 400 ma, pulse condition: pulse width (pw) = 10 s, duty = 1% ? long wavelength c = 1310 nm nec's NX7329BB-AA is a 1310 nm multiple quantum well (mqw) structured laser diode coaxial module with single mode fiber. this module is specified to operate under pulsed condition and is designed for a light source of optical time domain reflectometer (otdr). description california eastern laboratories part number NX7329BB-AA symbols parameters and conditions units min typ max v fp forward voltage, i fp = 400 ma, pw = 10 s, duty = 1% v 2.5 4.0 i th threshold current ma 20 30 p f optical output power from fiber, i fp = 400 ma, pw = 10 s, duty = 1% mw 25 50 c center wavelength, i fp = 400 ma, pw = 10 s, duty = 1% rms (-20 db) nm 1290 1310 1330 spectral width, i fp = 400 ma, pw = 10 s, duty = 1% rms (-20 db) nm 4.5 10 t r rise time, 10 to 90% ns 1.0 t f fall time, 90 to 10% ns 1.0 electro-optical characteristics (t c = 25 c) part number NX7329BB-AA symbols parameters and conditions units min typ max i th threshold current, ma 50 p f optical output power from fiber i fp = 400 ma, pw = 10 s, duty = 1% ma 15 c center wavelength, i fp = 400 ma, pw = 10 s, duty = 1% rms (-20 db) nm 1280 1342.5 ? / ? t temperature dependence of center wavelength nm/ c 0.35 spectral width , i fp = 400 ma, pw = 10 s, duty = 1% rms (-20 db) nm 10 electro-optical characteristics (t c = 0 to +60 c)
absolute maximum ratings 1 (t c = 25 c, unless otherwise specified) symbols parameters units ratings i fp pulsed forward current 2 ma 600 v r reverse voltage v 2.0 t c operating case temperature c -20 to +60 t stg storage temperature c -40 to +85 t sld lead soldering temperature (10 s) c 260 rh relative humidity (noncondensing) % 85 optical output power from fiber vs. ld pulse forward current optical output power from fiber, p f (mw) pulsed forward current, i f (ma) typical performance curves note: 1. operation in excess of any one of these parameters may result in permanent damage. 2. pulse condition: pulse width (pw) = 10 s, duty = 1%. NX7329BB-AA relative intensity (linear scale) wavelength, (nm) ordering information part number flange type NX7329BB-AA flat mount flange pw = 10 s duty = 1% 25 ? c 60 ? c 50 40 30 20 10 0 0 100 200 300 400 1310 5 nm/div remark: the graphs indicate nominal characteristics. spectrum
outline dimensions (units in mm) 3.7 2 4 7 optical fiber sm-9/125 length: 1 m 3.2 0.25 2.2 (2 places) 0.45 0.05 0.9 6 case 1 ld p. c . d . = 2 25 20 12.7 17.0 1 2 43 1 2 7.2 NX7329BB-AA parameter unit specification mode field diameter m 9.3 0.5 cladding diameter m 125 2 maximum cladding noncircularity % 2 maximum core/cladding concentricity % 1.6 outer diameter mm 0.9 0.1 cut-off wavelength nm 1140 to 1280 minimum fiber bending radius mm 30 fiber length mm 1000 min optical fiber characteristics life support applications these nec products are not intended for use in life support devices, appliances, or systems where the malfunction of these prod ucts can reasonably be expected to result in personal injury. the customers of cel using or selling these products for use in such applications do so at their own risk and agree to fully indemnify cel for all damages resulting from such improper use or sale. ferrule fiber length: 1000 mm min a business partner of nec com p ound semiconductor devices, ltd . 02/19/2003
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