JOG-01072 Rev.8
OKI
Electronics Components
Rev. 8 [12. 2005]
OL4450L-2-Wnnn,OL4451L-2-Wnnn
OL4453L-2-Wnnn,OL5450L-2-Wnnn
OL5451L-2-Wnnn,OL5453L-2-Wnnn
OL6450L-2-Wnnn,OL6451L-2-Wnnn
OL6453L-2-Wnnn Series(W147-W161)
2mWCoaxial DFB Laser Diode Modules
1. DESCRIPTION
The OL4450L-2-Wnnn, OL4451L-2-Wnnn, OL4453L-2-Wnnn, OL5450L-2-Wnnn,
OL5451L-2-Wnnn, OL5453L-2-Wnnn, OL6450L-2-Wnnn, OL6451L-2-Wnnn,
OL6453L-2-Wnnn series consist of an MQW-DFB laser diode, a monitor PD, a single-stage
optical isolator, a single-mode fiber and a coaxial package.
These modules are coaxial DFB Laser Diode Modules for CWDM 2.5Gbit/s transmission with
high power at high temperature.
2. FEATURES
Fiber output power: Pf=2.0mW
Wide operating temperature range: Tc=0 to +85
°C
Side mode suppression: 32dB
Multi-quantum-well (MQW) DFB structure
Internal monitor PD for power control
Built-in single-stage optical isolator
Coaxial Package
No TEC required
3. APPLICATION
CWDM
Drawing No: JOG-01072 Rev.8
-1-
Oki Electric Industry Co., Ltd.
JOG-01072 Rev.8
OKI
Electronics Components
4.OPTICAL AND ELECTRICAL CHARACTERISTICS
(Tc = 0 to +85°C, unless otherwise specified)
Test Conditions
Min.
Typ.
Max.
Unit
CW
2.0
mW
Modulated
Tc=+25°C ,CW,BOL
Tc=+85°C,CW,BOL
Tc=+85°C,CW,EOL
Operation Current
Slope efficiency
Modulation Current
Iop
Imod
Pf=2.0mW,CW
Pf=2.0mW,
CW,Tc=+25°C
Pf=2.0mW,CW,Tc=+25°C
OL445xL-2-W147
OL445xL-2-W149
OL545xL-2-W151
Pf=
2.0mW,
OL545xL-2-W153
CW
OL545xL-2-W155
Tc=25°C OL545xL-2-W157
OL545xL-2-W159
OL645xL-2-W161
Pf= 2.0mW,CW,-20dB
Pf=2.0mW,CW
P
AVG
=
1.0mW,20-80%
ExR*=9dB
Pf=2.0mW,CW
Pf= 2.0mW,CW,Tc=+25°C
Pf=2.0mW,CW
-
70
0.05
1467
1487
1507
1527
1547
1567
1587
1607
32
0.073
30
1470
1490
1510
1530
1550
1570
1590
1610
0.2
40
0.09
50
-1
-140
400
---
0.15
-130
2200
+1
2
40
1473
1493
1513
1533
1553
1573
1593
1613
0.5
1.0
7
25
15
40
1.5*Ith-
BOL
Parameter
Fiber Output Power
Fiber Output Power
(Average)
Threshold Current
Symbol
Pf
P
AVG
mW
Ith
mA
mA
W/A
mA
110
Peak Wavelength
p
nm
Spectral Width
Side-mode suppression
ratio
Rise/Fall times
Relative Intensity Noise
Monitor Current
Tracking Error**
Dispersion Penalty***
SMSR
Tr/Tf
RIN
Im
TRE
DP
nm
dB
ns
dB/Hz
A
dB
dB
*ExR=Extinction ratio
**TRE=10*log(Pf@0+85°C)/(Pf@25°C)½at Im hold(@25°C)
***For OLx45xL-2-Wnnn-xxxxL (See P.4) after Corning SMF-28
TM
80km transmission
Test condition: ExR=9dB, NRZ, PRBS=2^23-1, @10^-10
Drawing No: JOG-01072 Rev.8
-2-
Oki Electric Industry Co., Ltd.
JOG-01072 Rev.8
OKI
Electronics Components
5.ABSOLUTE MAXIMUM RATING
(Tc = +25°C, unless otherwise specified)
Rating
Unit
4
mW
2
V
10
mA
3
mA
30
V
0 to +85
C
-40 to +85
C
260
C
Parameter
Fiber Output Power
LD Reverse Voltage
Monitor PD Forward Current
Monitor PD Reverse Current
Monitor PD Reverse Voltage
Operating Case Temperature (Tc)
Storage Temperature
Lead Soldering Temperature (10s)
Symbol
Pf
Vrl
Ifd
Ird
Vrd
Tc
Tstg
-
6.CONNECTOR AND FIBER SPECIFICATIONS
Parameter
Type
Mode Field Diameter
Cladding Diameter
Jacket Diameter
Length
Connector Type
Specifications
SM
9+/-1
125+/-2
900
1(Min)
FC/SC/LC/MU/MU-J
Unit
---
m
m
m
m
---
Drawing No: JOG-01072 Rev.8
-3-
Oki Electric Industry Co., Ltd.
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