Wavelength-Selected D2525P
Isolated DFB Laser Module with PMF
Data Sheet
March 2000
Characteristics
Table 2. Electrical Characteristics
(at 25
°
C laser temperature)
Parameter
Threshold Current
Drive Current Above Threshold
Laser Forward Voltage
Monitor Reverse-bias Voltage*
Monitor Current
Monitor Dark Current
Input Impedance
Thermistor Current
Resistance Ratio
†
Thermistor Resistance
TEC Current
TEC Voltage
TEC Capacity
Symbol
I
TH
—
V
LF
V
RMON
I
RMON
I
D
Z
IN
I
TC
—
R
TH
I
TEC
V
TEC
∆
T
Test Conditions
—
L
F
= 10 mW
L
F
= 10 mW (CW)
—
P
O
= 10 mW (CW)
I
F
= 0, V
RMON
= 5 V
—
—
—
T
L
= 25
°
C
T
L
= 25
°
C, T
C
= 70
°
C
T
L
= 25
°
C, T
C
= 70
°
C
T
C
= 70
°
C
Min
—
—
—
3
0.200
—
—
10
9.1
9.5
—
—
50
Typ
15
—
1.3
5
—
0.01
25
—
9.6
—
—
—
—
Max
40
110
1.8
10
—
0.1
—
100
10.1
10.5
1.0
2.0
—
Unit
mA
mA
V
V
mA
µ
A
Ω
µ
A
—
k
Ω
A
V
°
C
* Standard operating condition is 5.0 V reverse bias.
† Ratio of thermistor resistance at 0
°
C to thermistor resistance at 50
°
C.
Table 3. Optical Characteristics
(at 25
°C
laser temperature)
Parameter
Peak Optical Output Power
Center Wavelength*
(See Table 4.)
Line Width (3 dB full width)
Relative Intensity Noise
Side-mode Suppression Ratio
Optical Isolation
Optical Polarization Extinction
Ratio
†
Symbol
P
P
λ
C
∆λ
RIN
SMSR
—
—
Test Conditions
—
T
L
= 25
°C
CW Wavelength
CW, P
F
= 10.0 mW
CW, P
F
= 10.0 mW,
200 MHz < f < 10 GHz
CW
T
C
= 0
°C
to 75
°C
0
°C
to 75
°C
Min
10.0
1529.55
—
—
33
30
20
Typ
—
—
2
—
—
—
—
Max
—
1610.06
10
–135
—
—
—
Unit
mW
nm
MHz
dB/Hz
dB
dB
dB
* Custom wavelengths available.
† The
ST
ferrule key is not aligned to slow axis of fiber. Connector is intended for testing purposes only.
4
Lucent Technologies Inc.
AGERE [ AGERE SYSTEMS ]
