D2525P Datasheet, PDF (4/10 Pages) Agere Systems – Wavelength-Selected D2525P Isolated DFB Laser Module with PMF

Wavelength-Selected D2525P
Isolated DFB Laser Module with PMF
Data Sheet
March 2000
Characteristics
Table 2. Electrical Characteristics (at 25 °C laser temperature)
Parameter
Symbol
Test Conditions
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
ITH
—
VLF
VRMON
IRMON
ID
ZIN
ITC
—
RTH
ITEC
VTEC
∆T
—
LF = 10 mW
LF = 10 mW (CW)
—
PO = 10 mW (CW)
IF = 0, VRMON = 5 V
—
—
—
TL = 25 °C
TL = 25 °C, TC = 70 °C
TL = 25 °C, TC = 70 °C
TC = 70 °C
* Standard operating condition is 5.0 V reverse bias.
† Ratio of thermistor resistance at 0 °C to thermistor resistance at 50 °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
µA
Ω
µA
—
kΩ
A
V
°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
Test Conditions
Min
Typ Max
Unit
PP
—
10.0
—
—
mW
λC
TL = 25 °C
1529.55 — 1610.06 nm
CW Wavelength
∆λ
CW, PF = 10.0 mW
—
2
10
MHz
RIN
CW, PF = 10.0 mW,
—
200 MHz < f < 10 GHz
— –135 dB/Hz
SMSR
CW
33
—
—
dB
—
TC = 0 °C to 75 °C
30
—
—
dB
—
0 °C to 75 °C
20
—
—
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.