LC962U系列625-750mW 980nm泵浦激光器模块
LC962U系列泵浦激光器被是专为掺光纤放大器（EDFA）应用的泵浦光源， 将光纤耦合到激光器的过程和技术允许高输出功率，该功率在时间和温度上都非常稳定， 光栅位于尾纤中以稳定波长。
器件可提供高达750mW的无扭结输出功率。
LC962U系列泵浦模块采用光纤布拉格光栅设计，以增强波长和功率稳定性能。 该产品旨在确保在驱动电流，温度和光反馈变化方面具有出色的波长锁定能力。
特征
•光纤布拉格光栅波长稳定
•高输出功率，高达750mW的扭结
•保偏光纤尾纤
•内部热电热泵和监控光电二极管
•密封的14针蝶形封装
•符合Telcordia GR-468-CORE
•经实践证明的高可靠性
•RoHS认证
应用领域
•低噪声EDFA
•密集波分复用（DWDM）EDFA
•有线电视应用
技术指标
|
参数 |
Min |
Typ |
Max |
Unit |
|
Threshold current(lth) |
|
40 |
55 |
mA |
|
Operating drive current (lf) |
|
|
1200 |
mA |
|
Forward voltage |
|
2.2 |
2.6 |
V |
|
Centre wavelength (λc) |
|
974 |
|
nm |
|
Spectral width(RMS@-13dB) |
|
0.2 |
1 |
nm |
|
Spectrum stability (t=60secs) |
|
|
±0.2 |
nm |
|
Signal to noise ration |
20 |
|
|
dB |
|
Temperature dependence of peak Wavelength |
|
|
0.02 |
nm/℃ |
|
Wavelength toletance |
|
|
±1.0 |
nm |
|
Monitor detector responsivity |
1.0 |
|
10 |
μA/mW |
|
Monitor dark current |
|
|
50 |
nA |
|
Thermistor resistance (at 25 ºC) |
9.5 |
10 |
10.5 |
kΩ |
|
Thermistor BETA value (±1%) |
3539 |
3575 |
3611 |
k |
|
Intended laser submount operating temperature |
18 |
20 |
22 |
℃ |
|
Power stability Peak-to-peak, t=60s, DC to 50KHz sampling, Tc=25 ºC >30mW 20-30mW 10-20mW 5-10mW |
|
|
0.15 0.10 0.20 0.35 |
dB dB dB dB |
|
Heatpump current(ΔT=55℃, lf=1200mA) |
|
|
2.2 |
A |
|
Heatpump voltage(ΔT=55℃, lf=1200mA) |
|
|
3.3 |
V |
最大额定值
|
参数 |
Min |
Max |
Unit |
|
Operating temperature |
-20 |
75 |
℃ |
|
Storage temperature |
-40 |
85 |
℃ |
|
Laser forward current |
|
1500 |
mA |
|
Laser reserve voltage |
|
2 |
V |
|
ESD Voltage(HBM, C=100pF, R=1.5kΩ) |
|
500 |
V |
|
Heatpump current |
|
2.4 |
A |
|
Lead soldering temperature(10s max) |
|
350 |
℃ |
|
Fiber bend radius |
20 |
|
mm |
