LST2825-S4-B-DN [AGILENT]
Coaxial Pigtailed Laser Module; 同轴尾纤激光模块
| 型号： | LST2825-S4-B-DN |
| 厂家： | 
AGILENT TECHNOLOGIES, LTD. |
| 描述： | Coaxial Pigtailed Laser Module |
| 文件： | 总6页 (文件大小：157K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Coaxial Pigtailed Laser Module
LST252X - 200 µW Coaxial Laser
LST282X - 1 mW Coaxial Laser
LST292X - 1.6 mW Coaxial Laser
LST3X21 - Dual-in-Line Package
Features
Description
• Compact Coaxial Package
• Strained Multi Quantum
Well (SMQW) Laser Chip
• Low Thresholds Current and
Operating Currents
• Wide Operating Tempera-
ture -40°C to +85°C
• Optical Power May Be
Customized up to 2 mW
• Modulation Capability up to
622 Mb/s
• Convenient Variety of
Pinout and Mounting Flange
Options
Applications
• Telecommunications
• Fiber in the Loop
• Inter/Intra Office
• SONET/SDH
• Datacommunications
• Switches
Laser Safety Warning
This device is a Class IIIb (3b) Laser Product. It may emit invisible laser radiation if operated with the fiber pigtail disconnected. To avoid
possible eye damage do not look into an unconnected fiber pigtail during laser operation. Do not exceed specified operating limits.
520
5965-7336E (4/97)
Absolute Maximum Ratings
Absolute limiting (maximum) ratings mean that no catastrophic damage will occur if the product is subjected to these ratings for short periods,
provided that each limiting parameter is in isolation and all other parameters have values within the performance specification. It should not be
assumed that limiting values of more than one parameter can be applied to the product at the same time.
Limits
Parameter
Symbol
Test Condition
Min.
Max.
Units
°
°
Performance Specifications
LST252X LST282X LST292X
LST3521 LST3821 LST3921
Parameter
LASER
Symbol
Test Condition
Min. Max. Min. Max. Min. Max. Units
°
°
°
µ
µ
η
°
°
°
°
°
°
λ
°
°
∆λ ∆
°
σ
τ
521
Performance Specifications (continued)
LST252X LST282X LST292X
LST3521 LST3821 LST3921
Parameter
MONITOR
Symbol
Test Condition
Min. Max. Min. Max. Min. Max. Units
°
PHOTODIODE
µ
µ
°
°
°
Fiber Pigtail
Parameter
Minimum
Maximum
Units
µ
µ
µ
Reliability Target
Parameter
Condition
Min.
Max.
Units
°
Other Documentation
522
Example of LST2X2X
H
A
I
K
G
B
C
O
F
M
N
L
Q
E
P – PIN DIAMETER
J
D
R
DIM.
A
MIN. TYP. MAX. DIM. MIN. TYP. MAX. DIM. MIN. TYP. MAX.
7.4
G
H
I
12.0
2.1
M
N
O
P
0.9
5.3
2.0
B
17.0
20.0
2.3
C
11.8
12.2
5.3
2.0
D
3.7
J
K
L
0.4
0.5
E
2.4
2.6
Q
R
0.5
F
12.5
12.9
1000
1.25
LST3X21 Specification
PINOUT OPTIONS
LST2X25
PIN
1
FUNCTION
MONITOR ANODE (-VE)
MONITOR CATHODE (+VE)
LASER CATHODE (-VE)
LASER ANODE (+VE)
2
PHOTODIODE
3
2
4
1
CASE
4
1
3
LASER
LST2X27
PIN
1
FUNCTION
3
2
4
CASE
LASER CATHODE (-VE)
MONITOR CATHODE (+VE)
MONITOR ANODE (-VE)
LASER ANODE (+VE)
2
3
4
LST2X25
LST2X27
523
LST3X21 Specification
D
M
4
3
2
1
5
6
7
8
A
B
C
C/L
J
K
PIN 1 INDICATOR
F
E
G
H
I
PIN
1
FUNCTION
CASE
4
NO CONNECTION
5
6
2
MONITOR ANODE (-VE)
MONITOR CATHODE (+VE)
NO CONNECTION
3
3
4
5
NO CONNECTION
2
1
7
8
6
LASER CATHODE (-VE)
7
LASER ANODE (+VE)
(CONNECTED TO HEADER)
8
NO CONNECTION
OPTION 1
NOTE:
PINS 1, 4, 5, AND 8 ARE ISOLATED
FROM THE INTERNAL CIRCUITRY,
BUT ARE ELECTRICALLY CONNECTED
TO EACH OTHER.
DIM. TYP. DIM. TYP. DIM. TYP.
A
B
C
D
12.60
7.62
E
F
10.20
12.60
4.26
I
2.54
8.60
3.20
1000
J
PINS 1, 4, 5, & 8 – 0.51 x 0.38 NOM.
PINS 2, 3, 6, & 7 – 0.4/0.5 DIA.
2.54
G
H
K
M
30.00
3.53
524
Ordering Information
Coaxial Package
LST2X2X - XX - Y - ZZ
µ
Dual-in-Line Package
LST3X21 - XX - ZZ
µ
525
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