Optoway
DL-33X8AR
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DL-33X8AR Series
Uncooled 1310 nm MQW-DFB LD for CATV return path application
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DESCRIPTION
DL-33X8AR series are designed for coupling a single mode optical fiber with 1310 nm MQW-DFB
uncooled laser diode. DL-33X8AR series are the best kits as light source for CATV return path application.
FEATURES
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1310 nm Uncooled DFB Laser Diode with MOW Structure
High Reliability, Long Operation Life
Single Frequency Operation with High SMSR
-20 to 85℃ operation without active cooling
Built-in InGaAs monitor photodiode
Low Inter-modulation Distortion
Built-in Isolator
CHARACTERISTICS
ELECTRICAL AND OPTICAL CHARACTERISTICS (TC = 25ºC)
Symbol Parameter
Threshold Current
Test Conditions
Min.
Typ.
Max.
Unit
10
15
45
CW, Room Temperature
CW, Over Temperature
CW, Room Temperature
CW, Over Temperature
mA
mA
mA
mA
V
I
th
45
100
1.5
Iop
Operation Current
Operating Voltage
1.2
V
op
CW, I =Iop
F
Optical Output Power
Part No.:DL-3338AR
DL-3348AR
P
CW, I =Iop
F
f
2.0
3.0
4.0
mW
mW
mW
nm
DL-3358AR
λc
1290
30
1310
1330
Central Wavelength
CW, I =Iop
F
SMSR
35
Side Mode Suppression Ratio
Tracking Error
f
nm
dB
CW, I =Iop
F
APC, -20~85 ℃
-1
1
1500
0.1
15
ΔP / P
Im
f
100
μA
μA
PD monitor Current
PD Dark Current
CW, I =Iop, V =1V
F
RD
VRD=5V
I
D
10
pF
dBc
dBc
dB
PD Capacitance
VRD=5V, f=1 MHz
C
t
-50
-55
IMD2
IMD3
CNR
BF
Second-Order Intermodulation (*1)
Third-Order Intermodulation
Carrier to Noise Ratio
Bandpass Flatness
(*1)
51
30
(*2)
1.0
dB
Peak to Valley, 5~300 MHz
f=5~300 MHz
λ=1310 nm
-145
dB/Hz
dB
RIN
Iso
Relative Intensity Noise
Optical Isolation
Note: *1. 20 Km fiber loss, 2-tone (13 MHz and 19 MHz), OMI=0.1 for each RF Channel.
*2. 1-tone with OMI=0.2, through 20 km fiber
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OPTOWAY TECHNOLOGY INC. No.38, Kuang Fu S. Road, Hu Kou, Hsin Chu Industrial Park, Hsin Chu, Taiwan 303
Tel: 886-3-5979798
Fax: 886-3-5979737
E-mail: sales@optoway.com.tw http: // www.optoway.com.tw 6/1/2008 V1.0