FU-48SDF-1 데이터 시트보기 (PDF) - Mitsumi
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FU-48SDF-1 Datasheet PDF : 3 Pages
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MITSUBISHI (OPTICAL DEVICES)
FU-48SDF-1
1.3 mm DFB-LD MODULE WITH SINGLEMODE FIBER PIGTAIL
(BIAS CIRCUIT INTEGRATED, DIGITAL APPLICATION)
ELECTRICAL/OPTICAL CHARACTERISTICS (Tld=25∞C,Tc=25∞C, unless otherwise noted)
Parameter
Symbol
Test Conditions
Limits
Threshold current
Operating current
Operating Voltage
Input impedance
Ith
CW
Iop CW
Vop CW,If=Iop (Note 1)
Zin If=Iop
Min. Typ.
-
15
-
48
-
1.3
-
25
Optical output power from fib er Pf
end
CW,If=Iop
4
6
Light-emission central
wavelength
c CW,If=Iop
1290 1310
Spectral width
(-20db full width)
Side mode suppression ratio
Cutoff frequency
(-1,5dB optical)
Rise and fall time
(10~90%)
Relative intensity noise
Tracking error (Note 3)
Differential efficiency
Dl
2.5Gb/s NRZ
Mark ratio 50%
-
0.4
If_perk=Iop
Extinction ratio 8% (Note 2)
Sr
CW,If=Iop
33
40
fc
If=Iop
3.5
-
tr,tf 2.5Gb/s NRZ
-
-
Mark ratio 50%
If_peak=Iop
Extinction ratio 8% (Note 2)
Nr
CW,If=Iop
-
-155
Er
Tc=-20~+65∞C,APC,ATC
-
0.3
h
-
0.1 0.17
Max.
40
80
1.8
-
-
1330
-
-
-
150
-145
-
0.35
Monitor current
Dark current (PD)
Imon
Id
CW,If=Iop,Vrd=5V
Vrd=5V
0.1
-
-
-
0.1
1
Capacitance (PD)
Ct
Vrd=5V,f=1MHz
-
10
-
Note 1. If: LD forward current
2. Optical return loss of the connectors should be greater than 40dB in order to get the specified
performance.
3. Er=MAX|10¥log(Pf(Tc)/Pf(25∞C))|
Unit
mA
mA
V
W
mW
nm
nm
dB
GHz
ps
dB/Hz
dB
mW/
mA
mA
mA
pF
THERMAL CHARACTERISTICS (Tld=25∞C,Tc=-20~+65∞C)
Parameter
Symbol
Test Conditions
Thermistor resistance
B constant of thermistor
resistance
Cooling capacity
Cooler current
Cooler Voltage
Rth Tld=25∞C
B
-
DT Tc=65∞C
Ipe DT=40∞C
Vpe DT=40∞C
Limits
Unit
Min. Typ. Max.
9.5
10
10.5
kW
-
3950
-
K
40
-
-
∞C
-
0.6
1
A
-
1.2
2
V
OPTICAL FIBER SPECIFICATION
Parameter
Limits
Unit
Type
SM
-
Mode filed dia.
9.5±1
mm
Cladding dia.
125±2
mm
Jacket dia.
0.9 typ.
mm
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