OL3492N

OL3492N/LR 1310nm MQW Laser Diode Uncooled Coax Module with Single Mode Fiber DESCRIPTION The OKI OL3492N/LR is a 1310nm MQW Laser Diode in a PCB mountable coaxial package with single mode fiber and low relative intensity noise (RIN). FEATURES • SMF output: 3mW • Low RIN • Wide operating range • MQW structure OUTLINE DIMENSIONS 1.0 6.4 Pin No. 1 2 17.0 12.7 7.0 2 1 3 4 Function LD cathode LD anode (case) PD anode PD cathode 3 4 ø6.8 ø2.2 (2x) ø4.0 2.0 ø0.45 (4x) 13.0 4.0 Dimensions in mm. 23.6 CIRCUIT LD 2 (Case) PD 4 3 1 OKI SEMICONDUCTOR 1 s OL3492N/LR s –––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––– ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings [1] Parameter Fiber output power Laser diode forward current Laser diode reverse voltage Photo diode reverse voltage Operating temperature Storage temperature Soldering (max. 10 sec) Pf If(LD) Vr(LD) Vr(PD) Topr Tstg Tsld Symbol Rating 3 150 2 20 -40 to +85 -40 to +85 260 Unit mW mA V V °C °C °C 1. Permanent device damage may occur if ABSOLUTE MAXIMUM RATINGS are exceeded. Functional operation should be restricted to the conditions as detailed in the operational sections of this data sheet. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. Recommended Operating Conditions (TA = 25 °C) Rated Value Parameter Threshold current Fiber output power Forward voltage Center wavelength Spectral width [1] Monitor current Photo diode dark current Rise time Fall time Carrier to noise ratio [2] Relative intensity noise Ith Pf Vf λc σ Im Idark τr τf CNR RIN Symbol Condition – If = Ith + 40 mA If = 30 mA Pf = 2 mW Pf = 2 mW Pf ave. = 1 mW Vr(PD) Ibias = Ith Pf ave. = 1 mW, 10-90% OMI = 40% @25 MHz f = 25 MHz BW = 4 MHz Min – 2 – 1290 – 200 – – – 53 – Typ 10 – – 1310 – – 0.5 – – – – Max 20 – 1.5 1330 2.5 – 20 0.5 0.5 – -135 Unit mA mW V nm nm µA nA ns ns dB dB/Hz 1. Spectral Width: RMS x 1, CW. 2. Reflection = -35 dB, Rx noise = 10 pA/Hz1/2, Fiber = 1 m, Pf = 1 mW Ave. FIber Pigtail Specifications Parameter Type Mode Field Diameter Cladding Diameter Jacket Diameter Length Connector Rated Value SM 10 ±1 125 ±2 900 1 (Min.) FC/SPC Unit – µm µm µm m – 2 OKI SEMICONDUCTOR