STM 81004X STM 81005X 1550 nm Laser in Coaxial Package with SM-Pigtail, Medium Power • • • • Designed for application in fiber-optic networks Laser diode with Multi-Quantum Well structure Suitable for bit rates up to 1 Gbit/s Ternary photodiode at rear mirror for monitoring and control of radiant power • Hermetically sealed subcomponent, similar to TO 18 • SM Pigtail with optional flange Type Ordering Code Connector/Flange STM 81004G Q62702-Pxxxx FC / without flange STM 81004A Q62702-Pxxxx DIN / without flange STM 81005G Q62702-Pxxxx FC / with flange STM 81005A Q62702-Pxxxx DIN / with flange Component with other connector types on request. Maximum Ratings Output power ratings refer to the SM fiber output. The operating temperature of the submount is identical to the case temperature. Parameter Symbol Values Unit Module Operating temperature range at case TC − 40 … + 85 °C Storage temperature range Tstg − 40 … + 85 °C Soldering temperature tmax = 10 s, 2 mm distance from bottom edge of case TS 260 °C Semiconductor Group 1 02.95 STM 81004X STM 81005X Maximum Ratings (cont’d) Parameter Symbol Values Unit 120 mA Laser Diode Direct forward current IF max Radiant power CW Φe 2 mW Reverse voltage VR max 2 V VR max 10 V Monitor Diode Reverse voltage Characteristics All optical data refer to a coupled 10/125 µm SM fiber, TC = 25 °C. Parameter Symbol Values Unit > 1.2 mW 1510 … 1590 nm Laser Diode Optical output power Φe Emission wavelength center of range Φe = 0.5 mW λ Spectral bandwidth Φe = 0.5 mW (RMS) ∆λ <5 nm Threshold current (− 40 … + 85 °C) Ith 8 … 60 mA Forward voltage Φe = 0.5 mW VF < 1.5 V Radiant power at threshold Φeth < 40 µW Slope efficiency η 20 … 100 Differential series resistance rS <8 Ω Rise time/fall time tR, tF <1 ns mW/A Monitor Diode Dark Current, VR = 5 V, Φe = 0 IR < 500 nA Photocurrent, Φe = 0.5 mW IP 100 … 1000 µA Semiconductor Group 2 STM 81004X STM 81005X Laser Diode Radiant Power in Singlemode Fiber Relative Radiant Power Φe = f(λ) 100 90 1 Relative Optical Power Optical Power in MikroW 1.2 0.8 0.6 0.4 0.2 80 70 60 50 40 30 20 10 0 0 20 40 0 1546 1548 1550 1552 1554 60 Forward Current in mA Wavelength in nm Monitor Diode Dark Current IR = f(TA) Φport = 0, VR = 5 V Laser Forward Current IF = f(VF) 1000 100 100 80 Dark Current in nA Forward Current in mA 90 70 60 50 40 30 10 1 0.1 20 10 0.01 0 0 0.4 0.8 1.2 -50 1.6 50 Temperature in °C Forward Voltage in V Semiconductor Group 0 3 100 STM 81004X STM 81005X Package Outlines (Dimensions in mm) STM 81004X STM 81005X Semiconductor Group 4