1 nec's 1310 nm ingaasp mqw dfb laser diode in can package for 155 mb/s and 622 mb/s applications NX6306 series features ? optical output power : p o = 5.0 mw ? low threshold current : l th = 10 ma @ t c = 25 c ? high speed: t r , t f = 0.5 ns max. ? 40% reduction of mounting area: 5-pin sop 2 ? side mode suppression ratio : swsr = 45 db @ typ. ? ingaas monitor pin-pd ? can package: 5.6 mm ? based on telcordia reliability description nec's NX6306 series is a 1 310 nm multiple quantum well (mqw) structured distributed feed-back (dfb) laser diode with ingaas monitor pin-pd. this device is ideal for gigabit ethernet and synchronous digital hierarchy (sdh) system stm-1 (i-1, s-1.1, l-1.1), stm-4 (i-4, s-4.1, l-4.1), itu-t recommendations. california eastern laboratories applications ? 156 mb/s: stm-1 (i-1, s-1.1, l-1.1) ? 622 mb/s: stm-4 (i-4, s-4.1, l-4.1) ? 1.25 gb/s: gigabit ethernet the information in this document is subject to change without notice. before using this document, please con? rm that this is the latest version. preliminary datasheet NX6306g series NX6306s series
2 NX6306 series package dimensions (unit: mm) 1 (case) 4 3 2 ld pd NX6306sk 1 (case) 4 3 2 ld pd NX6306gk 4.20.1 3.550.05 5.6 +0.00 -0.03 1.00.1 p.c.d 2.0 ld chip 15.01.0 1.20.1 0.25 0.33 4C 0.45 1.27 0.05 pin connections bottom view NX6306s series 2.10.15 1.0 min. 1.60.1 1 (case) 2 3 4 ld pd NX6306sh 4.30.1 3.750.05 5.6 +0.00 -0.03 1.00.1 p.c.d 2.0 15.01.0 1.20.1 4C 0.45 focal point pin connections bottom view NX6306g series 3.970.1 8.51.0 1 (case) 2 3 4 ld pd NX6306gh *1 n = 1.48 bolosilicate glass 0.250.03 (glass) *1 reference plane 110o2o 1 2 3 4 110o2o 1 2 3 4 0.3 +0.1 -0.0 0.3 +0.1 -0.0 +0.1 -0.0 +0.1 -0.0 0.3 0.3
3 NX6306 series ordering information NX6306s series part number package pin connections NX6306sh 4-pin can with ?at glass cap 1 2 3 4 ld pd NX6306sk 1 4 3 2 ld pd NX6306g series part number package pin connections NX6306gh 4-pin can with aspherical lens cap 1 2 3 4 ld pd NX6306gk 1 4 3 2 ld pd
4 NX6306 series absolute maximum ratings parameter symbol ratings unit optical output power p o 10 mw forward current of ld i f 150 ma reverse voltage of ld v r 2.0 v forward current of pd i f 10 ma reverse voltage of pd v r 20 v operating case temperature t c ? 40 to +85 c storage temperature t stg ? 40 to +85 c assembly temperature t asb 150 (15 hr) c lead soldering temperature t sld 350 (3 sec.) c relative humidity (noncondensing) rh 85 % electro-optical characteristics ( t c = 25oc, unless otherwise specified ) parameter symbol conditions min. typ. max. unit operating voltage v op p o = 5.0 mw, t c = ? 40 to +85 c 1.1 1.6 v threshold current i th 10 20 ma t c = 85 c 30 40 threshold output power p th t c = ? 40 to +85 c, i f = i th 100 200 w differential ef?ciency d (flat glass type: NX6306s series) 0.2 0.35 w/a (aspherical lens type: NX6306g series) 0.2 0.3 w/a temperature dependence of differential ef?ciency ? d ? d = 10 log ? 3.0 ? 2.5 db peak emission wavelength p p o = 5.0 mw, rms ( ? 20 db), t c = ? 40 to +85 c 1 280 1 335 nm side mode suppression ratio smsr p o = 5.0 mw, rms ( ? 20 db), t c = ? 40 to +85 c 30 45 db vertical beam angle *1 p o = 5.0 mw, fahm *2 35 40 deg. lateral beam angle *1 // p o = 5.0 mw, fahm *2 30 35 deg. rise time t r 10-90% 0.5 ns fall time t f 90-10% 0.5 ns monitor current i m v r = 5 v, p o = 5.0 mw 200 600 1 000 a monitor dark current i d v r = 5 v 0.1 10 na v r = 5 v, t c = ? 40 to +85 c 500 monitor pd terminal capacitance c t v r = 5 v, f = 1 mhz 6 20 pf tracking error *3 i m = const. (@ p o = 5.0 mw, t c = 25 c) t c = ? 40 to +85 c ? 1.0 1.0 db d (@ 85oc) d (@ 25oc) *1 applicable to only NX6306s series *2 fahm: full angle at half maximum
5 NX6306 series 3 tracking error: 0 i m i m t c = 25oc t c = -40 to +85oc p o (mw) p o 5.0 (ma) ? = 10 log [db] p o 5.0 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. a business partner of nec compound semiconductor devices, ltd. 01/25/2005
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