1470 nm Series 2.5 Gbps CWDM Laser Diode Modules
C-1470-DFB2.5-RD-SFCX • C-1470-DFB2.5-PD-SFCX
Features
• Uncooled laser diode with MQW structure
• High temperature operation without active cooling
• Hermetically sealed active component
• Built-in InGaAs monitor photodiode
• Complies with Bellcore TA-NWT-000983
• Single frequency operation with high SMSR
Application
• Designed for 2.5 Gbps CWDM high speed optic networks
Absolute Max Ratings (Tc = 25˚C)
Parameter
Symbol
Value
Unit
Fiber Output Power
L
0.4
M
Pf
0.9
mW
H
1.6
LD Reverse Voltage
PD Reverse Voltage
PD Forward Current
Operating Temperature
Storage Temperature
Vrld
Vrpd
Ifpd
2
10
V
V
2
mA
˚C
Topr
Tstg
0 to +70
-40 to +85
˚C
Optical and Electrical Characteristics (Tc = 25˚C)
Parameter
Symbol
Min.
Typ
Max
Unit
Test condition
Threshold Current
Fiber Output Power
L
Ith
-
10
15
mA
CW
0.2
0.5
1
-
-
0.5
1
M
P
mW
CW, Ith+30mA, kink free
f
H
-
2
2
2
-
3
Peak Wavelength
Side Mode Suppression
Forward Voltage
Rise Time, Fall Time
Tracking Error
PD Monitor Current
PD Dark Current
PD Capacitance
l
Sr
n-2
30
-
n
35
1.2
-
n+2
-
nm
dB
V
CW, P =P (Min),0 to +70˚C
f
f
VF
1.5
150
±1.0
-
CW, Pf=Pf(Min)
Ibias = Ith , 10 to 90%
APC, 0 to +70˚C
tr , tf
DPf/Pf
Im
-
Ps
-
-
dB
mA
mA
pF
100
-
-
CW, P =P (Min),Vrpd=2V
f
f
IDARK
Ct
-
0.1
15
Vrpd=5V
-
6
Vrpd=5V, f=1MHz