JOG-00837 OKI Electronics Components OL3311L Rev. 2 [08. 2001] DFB-LD MODULE for OC-48 1. DESCRIPTION The OL3311L Flat Lead type DFB-LD module is a 1310nm, InGaAsP/InP laser diode coupled to a single mode fiber with a pigtail. It is designed for OC-48, STM-16 S-16.1. 2. FEATURES • • • • 1310nm DFB-LD Flat Lead Package Pigtail type Built-in Bias T and Optical Isolator 3. APPLICATION • OC-48,STM-16 4.OPTICAL AND ELECTRICAL CHARACTERISTICS Parameter Fiber Output Power Operation Current Symbol P0 Iop Threshold Current Ith Center Wavelength λc Spectral Width Side Mode Suppression Ratio LD Forward Voltage Rise/Fall times ∆λ SMSR Vf Tr/Tf (Ta = 0 to 75°C, unless otherwise specified) Test Conditions Min. Typ. Max. Unit CW 1 mW CW 150 mA CW, BOL 1.5 40 mA CW, EOL 1.5* Ith-BOL 2.5Gbps, NRZ223 –1 1260 1360 nm PRBS Ppeak= 1mW Pf = 1mW,-20dB 1 nm Pf = 1mW 30 dB Pf = 1mW 1.6 V 10-90%, Ppeak= 1mW 150 ps Relative Intensity Noise RIN Pf = 1mW Input Impedance Monitor Current Tracking Error Photodiode Dark Current Photodiode Capacitance Return Loss Thermistor Resistance B Constant of Thermistor Resistance Zin Im TER ID Ct Rth Pf = 1mW(RT/SOL) (RT to WCT) VR= 2.2V VR=2.2V, f=1MHz - - - -120 25 300 -1.5 6 9 2000 +1.5 1 20 10 3435 11 dB/Hz Ω µA dB µA pF dB kΩ K Drawing No.: JOG-00837 OL3311L Page 1 of 3 Oki Electric Industry Co., Ltd. JOG-00837 OKI Electronics Components OL3311L 5.ABSOLUTE MAXIMUM RATING Parameter Fiber Output Power LD Reverse Voltage PD Forward Current PD Reverse Current PD Reverse Voltage Operating Ambient Temperature (Ta) Storage Temperature Lead Soldering Temperature (10s) (Ta = 25°C, unless otherwise specified) Rating Unit 7 mW 2 V 50 mA 3 mA 15 V 0 to 75 °C 0 to 85 °C 260 °C Symbol P0 VR IF IR VR Ta Tstg - 6. CONNECTOR AND FIBER SPECIFICATIONS Parameter Fiber Connector Specifications 1.31µm Single Mode Fiber Code Diameter:0.9 Yellow Bending Radius: 20 (min) Heat-resistant Length :950 +/-30 SC-PC Unit mm mm mm - . Drawing No.: JOG-00837 OL3311L Page 2of 3 Oki Electric Industry Co., Ltd. JOG-00837 OKI Electronics Components OL3311L 7.OUTLINE DRAWING All dimensions in millimeters Package No. (Unit: mm) 4 3 2 1 5 6 7 8 NO: 1: 2: 3: 4: 5: 6: 7: 8: Function Thermistor Thermistor. Ground LD DC bias Cathode PD Cathode PD Anode LD Anode LD RF input Cathode. 25 ohms LD Anode Schematic Top View Copyright 2001 Oki Electric Industry Co., Ltd . Drawing No.: JOG-00837 OL3311L Page 3of 3 Oki Electric Industry Co., Ltd.