FEB06 (2/6)
MITSUBISHI (OPTICAL DEVICES)
FU-68SDF-x8yyMzzF
1.55 μm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL
ELECTRICAL/OPTICAL CHARACTERISTICS (Tld=Tset, Tc=25°C unless otherwise noted)
Parameter
Symbol
Test Conditions
Limits
Typ.
2
Unit
mW
Min.
Max.
Optical output
P0
CW,If=Iop
-x802MzzF
-x810MzzF
10
10
-
Threshold current
Optical output power
at threshold current
Ith
Pth
CW
CW, If=Ith
-
-
-
-
-
-
-
25
100
150
65
mA
μW
-x802MzzF
-x810MzzF
-x802MzzF
-x810MzzF
-
Operating current
Iop
CW, Pf=P0
40
50
1.3
25
mA
95
Operating voltage
Input impedance
Light-emission central
wavelength
Vop
Zin
λc
CW, Pf=P0
Pf= P0
(Note 2)
1.8
-
V
Ω
nm
See Ordering Information
and Table 1
Central wavelength drift with
case temp.
-1
-
0
Δλc/ΔTc Tc=-20~70°C
pm/°C
Laser operating temperature
Spectral width
Side mode suppression ratio
Dispersion penalty
Tset
Δλ
Sr
-
20
-
33
-
-
0.2
40
-
35
0.4
-
°C
nm
dB
dB
(Note 2), -20dB
(Note 2)
Pp
(Note 2), at 10-10 BER,
+1800ps/nm
2
Cutoff frequency
fc
Pf= P0
3.5
-
-
GHz
(-1.5dB optical)
Rise and fall time (10~90%)
Relative intensity noise
Tracking error
tr, tf
Nr
Er
(Note 2)
CW, Pf= P0, f =0.5~3GHz
Tc=-20~70°C, APC, ATC
(Note 3)
-
-
-
-
-155
-
150
-145
0.5
psec
dB/Hz
dB
Differential efficiency
CW
Pf= P0
-x802MzzF
-x810MzzF
0.057
0.07
0.15
mW/m
A
η
0.15
-20
0.25
-
0.35
20
Linearity
CW, Pf= P0 x0.1~ P0x1.2
(Note 4)
%
Δη
Monitor current
Imon
CW, Pf= P0
Vrd=5V
-x802MzzF
-x810MzzF
0.1
0.2
35
23
-
-
-
-
-
-
-
2
3
-
mA
Optical isolation
Iso
Tc=25°C
Tc=-20~70°C
Vrd=5V, Tc=-20~70°C
Vrd=5V, f=1MHz
dB
-
Dark current (PD)
Capacitance (PD)
Id
Ct
0.1
10
μA
pF
-
Note 2) 2.48832Gb/s NRZ, 223-1, Pf_ave= P0 x 0.5, Extinction ratio 10dB, optical return loss of the connectors should be
greater than 40dB in order to ensure the specified performance.
Note 3) Er=max|10×log(Pf / Pf@25°C)|
Note 4) Variation of the differential efficiency from the straight line between P0 x0.1~ P0x1.2
THERMAL CHARACTERISTICS (Tld=Tset, Tc=-20~70°C)
Parameter
Symbol
Test Conditions
Limits
Typ.
10
3950
-
Unit
Min.
9.5
-
50
-
Max.
10.5
-
-
1
2
Thermistor resistance
B constant of Rth
Cooling capacity
Cooler current
Rth
B
ΔT
Ipe
Vpe
Tld=25°C
kΩ
K
°C
A
-
Pf= P0, Tc=70°C
Pf= P0, Tc=70°C, Tld=Tset
Pf= P0, Tc=70°C, Tld=Tset
0.6
1.2
Cooler voltage
-
V
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without notice. No liability is assumed as a result of their use or application.