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參數(shù)資料
| 型號： | E2500 |
| 英文描述： | E2500-Type 2.5 Gbits/s Electroabsorption Moudlated Isolated Laser Module (EM-ILM) for Ultralong-Reach Applications |
| 中文描述： | E2500型2.5 Gb /秒電吸收Moudlated隔離激光模組（電磁，為超長的ILM）到達應(yīng)用 |
| 文件頁數(shù)： | 5/10頁 |
| 文件大?。?/td> | 230K |
| 代理商： | E2500 |
Data Sheet, Rev. 1
September 2001
Isolated Laser Module (EM-ILM)
E2500-Type 2.5 Gbits/s Electroabsorption Modulated
4
Agere Systems Inc.
Characteristics (continued)
* Operation at a DT of 70 °C – TSET is guaranteed, where TSET is the laser temperature required to achieve the required ITU wavelength,
over life, in a DWDM system (TSET range is 15 °C to 35 °C). In a non-WDM application, TSET is 25 °C.
Modulator
Extinction Ratio
ERRF
VM = 0 V to –3.0 V, 2.5 Gbits/s
10
—
dB
RF Return Loss (0 GHz to 2 GHz)
S11
VM = –VPP/2
If = IOP
10
—
dB
RF Return Loss (2 GHz to 3 GHz)
S11
VM = –VPP/2
If = IOP
7—
dB
RF Return Loss (3 GHz to 5 GHz)
S11
VM = –VPP/2
If = IOP
3—
dB
–3 dB Bandwidth
BW
VM = –VPP/2
If = IOP
3.5
—
GHz
Modulator Current @
VM = 0 V, If = 50 mA
——
—
15
mA
Rise/Fall Time (20% to 80%)
tR/tF
——
125
ps
Monitor Diode
Monitor Current
IBD
TLASER CHIP = TOP
VBD = 5 V, If = IOP
40
1100
A
Dark Current
ID
TLASER CHIP = TOP , VBD = –5 V
—0.1
A
Capacitance
C
VBD = 5 V, f = 1 MHz
—25
pF
Thermistor
Resistance
RTHERM
T = 25
°C
9.5
10.5
k
Thermistor Current
ITC
—10
100
A
Thermistor B Constant
B
—
3700 4100
—
Thermoelectric Cooler
TEC Current
ITEC
TLASER CHIP = 15
°C
TCASE = 70
°C
—
1.3
A
TEC Voltage
VTEC
TLASER CHIP = 15
°C
TCASE = 70
°C
—
2.6
V
TEC Power
PTEC
TLASER CHIP = 15
°C
TCASE = 70
°C
—
3.0
W
TEC Capacity
T
TCASE = 70
°C
*—
°C
Laser Module
Optical Isolation
—
TCASE = 0
°C to 65 °C
30
—
dB
Table 2. Optical and Electrical Specifications (continued)
Parameter
Symbol
Conditions
Min Max
Unit
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