Components Components Specifications1,2 Ordering Information Pump Coupler/Isolator DiCon's Pump Coupler/Isolator integrates a Pump Coupler with a single stage or dual stage Isolator for use in erbium doped fiber amplifiers. Pump Coupler/Isolators reduce integration costs by combining two functions in one package. Single Stage Dual Stage Insertion loss C - P1 0.9 dB max. 1.1 dB max. Isolator Stages Power isolation; 23C 27 dB min. 50 dB min. Power isolation; Top 22 dB min. 40 dB min. S D Signal passband2 1530.0 - 1565.0 nm Pump Passband Insertion loss C - P2 0.5 dB max. Wavelength isolation C - P1 30 dB min. 9 14 Wavelength isolation C - P2 10 dB min., 15 dB typ. Signal ripple C - P1 0.2 dB max. F B Pump ripple C - P2 0.1 dB max. Connector Type Directivity 55 dB min. Back-reflection -50 dB max. PDL 0.1 dB max. FC FC/APC FC/UPC SC SC/APC SC/UPC ST ST/UPC LC LC/UPC MU/UPC N 0.06 ps max. PMD 3 Features * * * * 980 or 1480 nm pump options Single stage or dual stage isolator options Available for forward or backward pumping Tested to Telcordia GR-1221 PI - Parameter Optical power 300 mW max. Fiber type 9/125 Corning SMF-28 Fiber jacket 250 micron, 200 kpsi bare fiber Operating temperature 0C to +65C Storage temperature -40C to +85C 1. All specifications referenced without connectors. 2. Other passbands available by request. 3. Power levels above 300mW, see Raman 14xx Pump Coupler/Isolator, page 62. ----2- Single Dual 960 - 990 nm 1460 - 1490 nm Pump Direction Forward-pumping Backward-pumping FC/SPC FC/APC FC/UPC SC/SPC SC/APC SC/UPC ST/SPC ST/UPC LC/SPC LC/UPC MU/UPC None Pigtail Length 1 X 1 meter Specify X meters Housing Dimensions1 Applications Pump Coupler/Isolators minimize insertion loss in amplifier stages that use low power 980 or 1480 nm lasers. Based on broadband thin film technology, they eliminate the need to splice together separate components. Pump Coupler/Isolator Erbium Amplifier Erbium Amplifier Components Erbium Amplifier Units: mm 1. Optional 38 mm housing lengths by request. Specifications subject to change. Copyright (c)2001 DiCon Fiberoptics, Inc. All rights reserved. 50 DiCon Fiberoptics, Inc. 1689 Regatta Blvd. Richmond, CA 94804 Tel. (510)528-0427 Fax. (510)525-5776 www.diconfiber.com 51