L8231 HAMAMATSU | Alldatasheet
Document overview
- Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 2
Technical content
Features
/K6C High-speed Fabry-Perot laser diode L8231 series: 1.25 Gbps L7551 series: 2.5 Gbps /K6C Compatible with single/multi mode optical fibers
Applications
/K6C Optical fiber communications /K6C Fiber channel /K6C Gigabit ethernet /K6C HDTV /K6C SDH LASER DIODE Laser diode Receptacle type, 1.3 µm, 1.25, 2.5 Gbps L8231/L7551 series I Absolute maximum ratings (Ta=25 °C) Parameter Symbol L8231 series L7551 series Unit Ith + 14 (DC) Ith + 16 (DC) mAForward current I F Ith + 28 (pulse) *1 Ith + 32 (pulse) *1 mA Reverse voltage (laserdiode) VR 2 V Reverse voltage (photodiode) V Rm2 0 V Operating temperature Topr -20 to +70 °C Storage temperature Tstg -40 to +70 °C *1: Duty ratio 50 % I Electrical and optical characteristics (Typ. Ta=25 °C, IF=Ith +10 mA) Parameter Symbol L8231 series L7551 series Unit Peak wavelength λp 1.31 1.31 µm Forward voltage VF 1.1 1.1 V Threshold current Ith 6 9 mA Fiber end output *2 PF 0.2 0.2 mW Rise time tr 250 200 ps Data rate B 1.25 2.5 Gbps Monitor current (photodiode) Im 0.4 0.5 mA *2: Measured using a single-mode optical fiber (mode field diameter 9.5 µm) with a master plug. I Package lineup L8231/L7551Parameter -21 -22 -23 -32 -44 Mounting style Board Panel Board & panel Connector SC FC MU FC LC Dimensional outline ➀➁➂➃➄
Laser diode L8231/L7551 series I Pin connection Pin No. L8231 series L7551 series ➀ Anode (PD) Cathode (PD) ➁ Anode (LD) Cathode (LD) ➂ Cathode (LD) Anode (LD) ➃ Cathode (PD) Anode (PD) 12.7 9.43.0 10.16 5.08c 0.45 ± 0.1 LEAD 7.5 2.0)( ba JIS C5973 SC RECEPTACLE 0.7 ± 0.1 2.75 22.5 ± 0.4 (16) c b a L8231-21 1.45 21.2 ± 0.4 (10) L7551-21 12.8 ± 0.1 9.5 ± 0.1 0.45 ± 0.1 LEAD M8 × 0.75 P a ( 2.5) c 11.55 ± 0.1 b JIS C5970 FC RECEPTACLE SECTION A/A 2-56 UNC 2B
2 PLCS
(DEPTH: 4) d A A 6.1 ± 0.1 9.2 ± 0.1 (5.2)(4) 16.35 ± 0.3 (4.8) 2.8 ± 0.1 (16) d c b a L8231-22 15.05 ± 0.3 (3.5) 1.75 ± 0.1 (10) L7551-22 2.0)( 0.7 ± 0.1 7.62 7.5 9.6 13.53.0 (6.2) 5.082.42 9.35 22.1 ab 0.45 ± 0.1 LEAD 2.0)( 11.551.2 ANSI/TIA/EIA 604-10 LC RECEPTACLE 1.3 (16) b a L8231-44 (10) L7551-44 I Dimensional outlines (unit: mm, tolerance unless otherwise noted: ±0.2) KLEDA0034EB ➀ L8231/L7551-21 KLEDA0035EB ➁ L8231/L7551-22 KLEDA0045EA ➂ L8231/L7551-23 KLEDA0036EB ➃ L8231/L7551-32 KLEDA0046EB ➄ L8231/L7551-44 8.5 6.5 9.0 0.45 ± 0.1 LEAD 3.0 2.0)(10.16 0.7 ± 0.1 12.0 5.08 7.5 1.21 20.5 ± 0.4 b a 1.0 JIS C5983 MU RECEPTACLE 1.3 (16) b a L8231-23 (10) L7551-23 ba9.25 ± 0.1 13.45 ± 0.1 +0.05 2.0 ± 0.1 1.57 ± 0.1 5.5 ± 0.1 M8 × 0.75 P (2 ×) 2.2 ± 0.1 7.95 ± 0.1 19 -0.25 JIS C5970 FC RECEPTACLE2.0)( 0.45 ± 0.1 LEAD (2 ×) 4.2 ± 0.1 8.8 (16) b a L8231-32 7.5 (10) L7551-32 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 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 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. ©2002 Hamamatsu Photonics K.K. Cat. No. KLED1018E04 Jan. 2002 DN2