LASER DIODE Laser diode L8347/L7892 series Pigtail type, 1.3 µm, 1.25, 2.5 Gbps L8347 and L7892 series are high-speed infrared emitter devices specifically developed for 1.3 µm band optical fiber communications. These devices incorporate a high-speed Fabry-Perot laser diode integrated in a pig-tail module. Packages are available with various connectors and mounting styles. Features Applications l High-speed Fabry-Perot laser diode l Optical fiber communications l Fiber channel l Gigabit ethernet l HDTV l SDH L8347 series: 1.25 Gbps L7892 series: 2.5 Gbps l Compatible with single-mode optical fiber ■ Absolute maximum ratings (Ta=25 °C) Parameter Forward current Reverse voltage (laserdiode) Reverse voltage (photodiode) Operating temperature Storage temperature * Duty ratio: 50 % Symbol L8347 series Ith + 14 (DC) Ith + 28 (pulse) * I. V4 V4m Topr Tstg 2 20 -20 to +70 -40 to +70 ■ Electrical and optical characteristics (Typ. Ta=25 °C, I.=Ith +10 mA) Parameter Peak wavelength Forward voltage Threshold current Fiber end output Rise time Data rate Monitor current (photodiode) Symbol lp V. Ith P. tr B Im L8347 series 1.31 1.1 6 0.1 250 1.25 0.4 ■ Package lineup Configuration Mounting style Module Dimensional outline Type Fiber Length Type Connector Dimensional outline -11 SC ➃ Coaxial ➀ -12 FC ➄ L8347/L7892 -21 -22 Board ➁ SM (9.5/125) f0.9 1 m +20 cm/-0 cm SC FC ➃ ➄ L7892 series Ith + 16 (DC) Ith + 32 (pulse) * Unit mA mA V V °C °C L7892 series 1.31 1.1 9 0.3 200 2.5 0.5 Unit µm V mA mW ps Gbps mA -31 SC ➃ Panel ➂ -32 FC ➄ 1 L8347/L7892 series Laser diode ■ Dimensional outline (unit: mm, tolerance unless otherwise noted: ±0.2) Mounting type a ➁ Board ➀ Coaxial b 0.75 ± 0.5 1.0 a 12.7 7.0 6.1 0.45 ± 0.1 LEAD 7.0 ( 2.0) 0.45 ± 0.1 LEAD 6.1 17.0 ± 0.3 b c ( 2.0) c INDEX MARK 7.4 L8347-11/-12 L7892-11/-12 a (24.1) (22.8) b 9.1 7.8 c (16) (10) KLEDA0049EA ➂ Panel L8347-21/-22 L7892-21/-22 a (24.1) (22.8) b 9.1 7.8 c (16) (10) (2 ×) 2.2 2.0 4.0 ± 0.3 KLEDA0050EA a b 2.5 0.5 ± 0.3 ( 2.0) (2 ×) 2.5 L8347-31/-32 7.0 8.0 0.45 ± 0.1 LEAD 12 6.1 16 c 8.1 INDEX MARK ■ Pin connection Pin No. ➀ ➁ ➂ ➃ L7892-31/-32 a (24.4) (23.1) b 9.4 ± 0.3 8.1 ± 0.3 c (16) (10) L8347 series Anode (PD) Anode (LD) Cathode (LD) Cathode (PD) L7892 series Cathode (PD) Cathode (LD) Anode (LD) Anode (PD) KLEDA0051EA Connector ➃ SC ➄ FC JIS C5970 FC/SPC CONNECTOR JIS C5973 SC/SPC CONNECTOR KIRDA0102EA KIRDA0103EA Information furnished by HAMAMATSU is believed to be reliable. However, no responsibility is assumed for possible inaccuracies or omissions. Specifications are subject to change without notice. No patent rights are granted to any of the circuits described herein. ©2001 Hamamatsu Photonics K.K. HAMAMATSU PHOTONICS K.K., Solid State Division 1126-1 Ichino-cho, Hamamatsu City, 435-8558 Japan, Telephone: (81) 053-434-3311, Fax: (81) 053-434-5184, http://www.hamamatsu.com U.S.A.: Hamamatsu Corporation: 360 Foothill Road, P.O.Box 6910, Bridgewater, N.J. 08807-0910, U.S.A., Telephone: (1) 908-231-0960, Fax: (1) 908-231-1218 Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49) 08152-3750, Fax: (49) 08152-2658 France: Hamamatsu Photonics France S.A.R.L.: 8, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: 33-(1) 69 53 71 00, Fax: 33-(1) 69 53 71 10 United Kingdom: Hamamatsu Photonics UK Limited: 2 Howard Court, 10 Tewin Road, Welwyn Garden City, Hertfordshire AL7 1BW, United Kingdom, Telephone: (44) 1707-294888, Fax: (44) 1707-325777 North Europe: Hamamatsu Photonics Norden AB: Smidesvägen 12, SE-171 41 Solna, Sweden, Telephone: (46) 8-509-031-00, Fax: (46) 8-509-031-01 Italy: Hamamatsu Photonics Italia S.R.L.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39) 02-935-81-733, Fax: (39) 02-935-81-741 2 Cat. No. KLED1019E02 Jan. 2001 DN