1.55mm LD MODULE WITH SINGLEMODE FIBER PIGTAIL
DESCRIPTION
Module type FU-627SHL-6M22 has been developed
for coupling a singlemode optical fiber and a
1.55mm wavelength InGaAsP LD (Laser diode).
FU-627SHL-6M22 is suitable to light source for
measurning instruments(especially, OTDR).
FEATURES
High optical output power
Emission wavelength is in 1.55mm band
MQW* active layer
FSBH** structure fabricated by all MOCVD
process
*Multiple quantum well
**Facet selective-growth buried heterostructure
MITSUBISHI (OPTICAL DEVICES)
FU-627SHL-6M22
APPLICATION
OTDR
ABSOLUTE MAXIMUM RATINGS (Tc=25°C)
Parameter Symbol Conditions Rating Unit
Laser diode Reverse voltage Vrl - 2 V
Forword current Ifl Pulse(Note 1) 1 A
Operating case temperature Tc - -20~+60
Storage temperature Tstg - -40~+70
Note 1. Pulse condition : Pulse width £10ms, Duty ratio £1%
°
C
°
C
MITSUBISHI (OPTICAL DEVICES)
FU-627SHL-6M22
1.55mm LD MODULE WITH SINGLEMODE FIBER PIGTAIL
ELECTRICAL/OPTICAL CHARACTERISTICS (Tc=25°C, unless otherwise noted)
Parameter Symbol Test Conditions Limits Unit
Min. Typ. Max.
Threshold current Ith - - 30 50 mA
Operating current Iop Puise (Note 1) 400 450 800 mA
Operating Voltage Vop If=Iop, Pulse (Note 1) - - 5 V
Optical out put pow er f rom fiber
end Pf
Central wavelength
Spectral width(RMS)
Puise droop (Note 3)
Rise and fall times tr, tf Ib=Ith,10~90% (Note 2) - 1 2 ns
Note 1. Pulse condition : Pulse width £10ms, Duty ratio £1%
2. Ib : Bias current (LD)
3.DPfp=(Pf1-Pf2)/Pf1´100
l
Dl
D
c
Pf
If=Iop, Pulse (Note 1)
Tc=25°C
If=Iop, Pulse (Note 1)
Tc=25°C
If=Iop, Pulse (Note 1) 1530 1550 1570 nm
If=Iop, Pulse (Note 1) - - 15 nm
If=Iop, Pulse (Note 1) - - 20 %
60 - -
30
mW
Pf
Pf1
Pf2
10ms
OPTICAL FIBER SPECIFICATION
Parameter Limits Unit
Type SM Mode filed dia.
Cladding dia.
Jacket dia. 0.9 typ. mm
9.5±1
125±2
t
m
m
m
m