TXλc=RXλc BOSA FOR OTDR

TXλc=RXλc BOSA FOR OTDR
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Features
  • High-reliability MQW DFB laser chips
  • Low noise, low distortion, low threshold current
  • Coaxial pigtail package
Applications

OTDR transmission system

Absolute Maximum Ratings
Parameter Symbol Min. Typ. Max. Unit
Reverse voltage(LD) Vrl - - 2 V
Forward Current (LD) LfL - - 700 mA
Reverse voltage (monitor) Vrl - - 15 V
Reverse Current (monitor) Lrp - - 2 mA
Input optical power(APD) Pin - - -10 dBm
Soldering Temperature(< 10sec.) Stemp - - 260
Storage Temperature Tstg -40 - 85
Operating Temperature Top -10 - 60
Electrical and Optical Characteristics
Parameter Symbol Min. Typ. Max. Unit Notes
1625nm Pulse Laser
Output Power Po 20 - - mW IFP = 400 mA, PW = 10 μs, Duty = 1%
Threshold Current Ith - 10 15 mA -
Operating Voltage Vf - 2.5 3.0 V IFP = 400 mA, PW = 10 μs, Duty = 1%
Cent Wavelength λc 1625 - 1640 nm IFP = 400 mA, PW = 10 μs, Duty = 1%
Rise Time tr - 0.2 0.5 ns 10-90%
Fall Time tf - 0.2 0.5 ns 90-10%
Spectral Width(RMS) Δλ - 0.5 1 nm -20dB
1625 APD
Operating Wavelength Rang λ 1100 - 1700 nm -
Reverse Breakdown Voltage VBR 40 45 - V ID = 100 μA
Dark Current ID - - 5 nA VR = VBR x 0.95
Bandwidth BW - 2.5 - GHz M=10
Capacitance C - 0.3 0.5 pF -
Responsivity R - 0.40 - A/W 1625nm,M=1
Multiplication Factor M 20 - - M 1625nm,Ipo=1.0uw,Vr=(ID< 5A)
TX&RX ISO Iso 20 - - dB -
Optical Return Loss RL 30 40 - dB -
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