LDI-1625-FP-20/70
OVERVIEW
LDI-1625-FP-20/70 is a laser diode coupled to an optical fiber
MAIN FEATURES
• Wavelength: 1625 nm
• Cavity type: Fabry-Perot
• Optical power: up to 20 mW in CW mode and up to 70 mW in pulse
mode in the single-mode fiber G.657.A1
• Package types: coaxial
• Built-in monitor photodiode
APPLICATIONS
• OTDR
ORDERING INFORMATION
ABSOLUTE MAXIMUM RATINGS
Parameter
Value
Unit
Conditions
Laser diode forward current
IFL
150
mA
CW
750
Pulse
Laser diode reverse voltage
VRL
2
V
Photodiode reverse voltage
VRP
10
V
Operating temperature
Top
0 ÷ +60
°C
Package U, B
Storage temperature
Tstg
-50 ÷ +85
°C
Soldering temperature
Tsold
260
°C
Max. 10 seconds
ELECTRICAL-OPTICAL CHARACTERISTICS (T = 25 °C)
Parameter
Min
Typ
Max
Unit
Conditions
Wavelength
λ
1590
1625
1650
nm
CW, P = 20 mW
Spectral width
Δλ
4
7
nm
CW, P = 20 mW, -20 dB, OSA
Threshold current
Ith
50
70
mA
CW
Operating current
Iop
140
145
mA
CW, P = 20 mW
Pulse optical power
PP
65
75
mW
Pulse, Iop = 600 mA
Operating voltage
Vop
1.2
2.0
V
CW, P = 20 mW
Slope efficiency
Se
0.17
0.20
mW/mA
CW
Tracking error
Er
0.4
0.6
dB
CW, P = 3 mW, T = -40 ÷ +80 °C, SM1, SM3
Monitoring output current (PD)
Im
0.2
3
mA
CW, P = 20 mW, Vrd = 5 V
Pulse mode: pulse duration 10 μs, duty cycle = 0.01
Tracking error Er = max|10 lg[P(T)/P(25°C)]|, Im = const, T = Tmin ÷ Tmax
CHARACTERISTICS (T = 25 °C)
PACKAGE TYPE AND ELECTRICAL CONNECTION
商品属性 [波长] 1625 nm [功率] up to 20 mW in CW mode and up to 70 mW in pulse mode [激光器类型] FP [封装方式] coaxial