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850nm蝶形高速调刵/span>单模VCSEL激光器
产品描述
LD-PD INC借经过优化的光学特性,850 nm单模VCSEL成为高要求传感系统应用的理想选择。创新型芯片设计已对高阶纵向与横向模式加以抑制,同时具有线性偏振稳定?/span>、/span>
产品特点?内部TEC和热敏电阺/span>?2 nm TEC的可调?/span>?高斯型光束轮?*对称的高斯型光束轮廓显著简化应用光学设计、/span>
?小光束发散角,发散角的范围为20 (1/e2),可重复再现,方便激光光束传导
?光谱宽度窄,凭借光谱宽度通常丹/span>100 MHz的激光线,此类激光器专为光谱应用而设计
?低功率消耗,由于功率消耗仅为数毫瓦,移动应用中可采用电池运行、/span>
?TO46&TEC?特定工作条件:激光电?/span>IOP = 2 mA目标波长t = 850 nm @ TOP (田/span>TEC调节)
应用领域
?CPT原子钞/span>?光学相干实验
电学参数
参数 |
符号l |
测试条件 |
*導/span> |
典型 |
** |
单位 |
光功玆span>Power |
PP |
–/span> |
0.1 |
–/span> |
–/span> |
mW |
阈值电?/span> |
ITH |
CW,TL =25ℂ/span> |
1 |
3 |
5 |
mA |
驱动电流 |
IOp |
PO =0.1mW |
–/span> |
5 |
8 |
mA |
激光器正向电压 |
VLF |
PO =0.1mW |
–/span> |
–/span> |
2.3 |
V |
光电效率 |
CW,TL =25ℂ/span> |
0.2 |
0.4 |
0.65 |
mW/mA |
|
激光器TEC控制温度(环境温?/span>25ℂ/span>(/span> |
TLD |
–/span> |
15 |
–/span> |
35 |
ℂ/span> |
热敏电阻电流 |
ITC |
–/span> |
10 |
–/span> |
100 |
A |
热敏电阻阻抗 |
RTH |
TL =25ℂ/span> |
9.5 |
–/span> |
10.5 |
k |
制冷器电?/span> |
ITEC |
TL =25ℂ/span>+/span> Taround =70ℂ/span> |
–/span> |
–/span> |
1.2 |
A |
制冷器电厊/span> |
VTEC |
TL =25ℂ/span>+/span> Taround =70ℂ/span> |
–/span> |
–/span> |
3.5 |
V |
光纤和连接器
参数 |
符号 |
描述 |
*導/span> |
典型 |
** |
单位 |
尾纤长度 |
L |
Nufern PM 780-HP |
0.98 |
–/span> |
3.5 |
m |
连接器类垊/span> |
–/span> |
FC/APC |
–/span> |
–/span> |
3.5 |
–/span> |
光学特?/span>
参数 |
符号 |
测试条件 |
*導/span> |
典型 |
** |
单位 |
中心波长 |
C |
CW TLD=25}/span>35ℂ/span> |
840 |
850 |
860 |
nm |
边模抑制毓/span> |
SMSR |
CW |
10 |
–/span> |
–/span> |
dB |
消光毓/span> |
ER |
IF=5mA polarization?/span>slow axis |
18 |
20 |
–/span> |
dB |
****倻/span>
参数 |
符号 |
*導/span> |
** |
单位 |
激光器反向电压 |
VRLMAX |
–/span> |
8.0 |
V |
正向电流 |
IFLMAX |
–/span> |
8.0 |
mA |
工作温度范围 |
TO |
5 |
45 |
ℂ/span> |
贮藏温度范围 |
Tstg |
-40 |
85 |
ℂ/span> |
热敏电阻温度 |
–/span> |
–/span> |
100 |
ℂ/span> |
制冷器工作电?/span> |
–/span> |
–/span> |
1.9 |
A |
光谱国/span>
高阶模式被强烈抑制,光谱带宽极窄
光束轮廓单模VCSEL的远场光强分布完全符合高斯模
LIVT 特性曲
您将受益于较宽温度范围内的线性性能和低阈值电?/span>
规格尺寸'/span>单位mm(/span>
引脚定义
1 |
Thermoelectric Cooler (+) |
8 |
N/C |
2 |
Thermistor |
9 |
N/C |
3 |
PD Monitor Anode (-)可逈/span> |
10 |
laser Anode (+) |
4 |
PD Monitor Cathode (+)可逈/span> |
11 |
Laser Cathode (? |
5 |
Thermistor |
12 |
N/C |
6 |
N/C |
13 |
Case Ground |
7 |
N/C |
14 |
Thermoelectric Cooler (? |
A.型号9/span>VCSEL850-SM-BF-PM单价9/span>8500兂/span>/ 库存数量9/span>10?/span>
描述9/span>
中心波长9/span>850nm +span>波长偏差9/span>10nm输出功率:>0.1mw +/span>14pin蝶形封装+/span>保偏输出