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| STH61008X Target Specification 1300nm DFB Laser in Coaxial Package with SM-Pigtail, High Power, with optical Isolator for 2,5GBit Application Designed for application in high-speed and long haule fiber-optic networks Laser Diode with Multi-Quantum-Well and gain coupled structure Suitable for bit rates up to 2,5 Gbit/s (STM-16) with optical isolator, without cooler Ternary photodiode at rear mirror for monitoring and control of radiant power Hermetically sealed subcomponent, similar to TO 18 SM Pigtail with optional flange Maximum Ratings Output power ratings refer to the SM fiber output. The operating temperature of the submount is identical to the case temperature Module Operating Temperature range at case Storage Temperature range Soldering Temperature tmax = 10 s, 2 mm distance from bottom edge of case Symbol TC Tstg TS Values 0... +70 - 40... +85 260 Unit C C C Laserdiode Direct forward current Radiant power CW Reverse Voltage Symbol IF max Values 120 4 2 Unit mA mW V e VR max Monitor Diode Reverse Voltage Symbol VR max Values 10 Unit V Siemens Aktiengesellschaft page 1/4 12/97 STH61008X Characteristics All optical data refer to a coupled 10/125 nm SM fiber, Tc =25C. Laser Diode Optical Output Power Emission wavelength center of range e =1 mW Spectral bandwidth e =1mW(RMS), f<5GHz Side mode suppression ratio Threshold current (0...+70C) Forward voltage e =1mW Radiant power at threshold Slope Efficiency (0...+70C) Differential series resistance Rise Time/Fall Time Temperature Coefficient of the emission wavelength center Optical Isolation (T=25C) Symbol Values >2,4 1280...1330 < 0,1 >30 5...55 < 1,5 < 80 25...150 <8 < 0,5 <0,15 >30 Unit mW nm nm dB mA V W mW/A ns nm/K dB e SSR Ith VF eth RS tR, tF TC Monitor Diode Dark Current, VR =5V, e = 0 Photocurrent, e =1mW Symbol IR IP Values <500 100...1400 Unit nA A Siemens Aktiengesellschaft page 2/4 12/97 STH61008X Laser Diode Radiant Power in Singlemode Fibre Relative Radiant Power e = f() Relative Optical Pow er 3, &XUYH 2SWLFDO 3RZHU LQ P: 2 dBm 0 1,5 - 10 1 - 20 0,5 - 30 0 10 15 20 25 30 35 40 0 5 )RUZDUG &XUUHQW LQP$ 1306 1308 1310 1312 1314 Wavelength in nm Laser Forward Current IF=f(VF) Monitor Diode Dark Current IR=f(TA) port=0, VR = 5V 1 00 90 Forward Current in mA 80 70 60 50 40 30 20 10 0 0 0,4 0,8 1 ,2 1 ,6 Forward Voltage in V 1 000 1 00 Dark Current in nA 10 1 0,1 0,01 -50 0 50 1 00 Temperature in C Siemens Aktiengesellschaft page 3/4 12/97 STH61008X Ordering Information: Type STH61008G STH61008A Ordering Code Q62702-Pxxxx Q62702-Pxxxx Connector/Flange FC / without flange DIN / without flange Component with other connector types on request Siemens Aktiengesellschaft page 4/4 12/97 |
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