JOG-01155 Rev. 8
Optical Components
OL3450L-A,OL3451L-A,OL3453L-A
OL4450L-A,OL4451L-A,OL4453L-A
OL4450L-B,OL4451L-B,OL4453L-B
OL5450L-A,OL5451L-A,OL5453L-A
OL5450L-B,OL5451L-B,OL5453L-B
OL6450L-A,OL6451L-A,OL6453L-A
Series
2mWCoaxial DFB Laser Diode Modules
Rev. 8 [5. 2009]
1. DESCRIPTION
The OL3450L-A, OL3451L-A, OL3453L-A, OL4450L-A, OL4451L-A, OL4453L-A,
OL4450L-B,OL4451L-B,OL4453L-B, OL5450L-A, OL5451L-A, OL5453L-A, OL5450L-B,
OL5451L-B, OL5453L-B, OL6450L-A, OL6451L-A, OL6453L-A series consist of an
MQW-DFB laser diode, a monitor PD, a single-stage optical isolator, a single-mode fiber and a
coaxial package.
2. FEATURES
•
•
•
•
•
•
•
•
High output power: 2.0mW fiber output power under CW
Wide operating temperature range: Tc=0 to +70
°C
Side-mode suppression: 30dB
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
•
WDM supervisory channel in SDH system with optical in-line amplifier
Drawing No: JOG-01155 Rev. 8
-1-
JOG-01155 Rev. 8
4.OPTICAL AND ELECTRICAL CHARACTERISTICS
Parameter
Fiber Output Power
Threshold Current
Operation Current
Forward Voltage
Symbol
Pf
Ith
Iop
Vf
(Tc = 0 to +70°C, unless otherwise specified)
Test Conditions
Min.
Typ.
Max.
Unit
CW
2.0
mW
Tc=+25°C,CW
10
35
mA
Tc=+70°C,CW
27
40
Pf=2.0mW,CW
50
120
mA
Pf=2.0mW,CW
1.1
1.5
V
1300
1310
1320
OL345xL-A
1470
1480
1490
OL445xL-A
1480
1490
1500
OL445xL-B
Pf=2.0mW
nm
1500
1510
1520
OL545xL-A
,CW
1510
1520
1530
OL545xL-B
1620
1630
1640
OL645xL-A-S1
1625
1630
1645
OL645xL-A-S2
Pf=2.0mW,CW, Tc=+25°C
Pf =2.0mW,Ibias=Ith
10-90%
Vrd=5V, Tc=+25°C
Pf=2.0mW,CW,Tc=+25°C
(RT to WCT)
30
0.5
20
50
-1
---
+1
dB
ns
nA
µ
A
dB
Peak Wavelength
λp
Side-mode
ratio
suppression
SMSR
Tr/Tf
Id
Im
TRE
Rise/Fall times
Photodiode Dark Current
Monitor Current
Tracking Error*
*TRE=10*log{(Pf@0∼+70°C )/(Pf@25°C)} at Im hold(@25°C)
5.ABSOLUTE MAXIMUM RATING
(Tc = +25°C, unless otherwise specified)
Rating
Unit
3
mW
2
V
10
mA
3
mA
15
V
0 to +70
°
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
I
rd
Vrd
Tc
Tstg
-
Drawing No: JOG-01155 Rev. 8
-2-