LDS-1510-DFB-2.5G-15/45
OVERVIEW
LDS-1510-DFB-2.5G-15/45 is an InGaAsP MQW laser diode coupled to an optical fiber
The special feature of the LDS technology is the increased thermal stability of optical power
MAIN FEATURES
• Wavelength: 1510 nm
• Cavity type: DFB
• Linewidth < 500 kHz
• Data rate up to 2.5 Gbps
• Optical power: up to 15 mW in CW mode and up to 45 mW in pulse mode in the single-mode fiber G.657.A1
• Typical thermal stability of optical power (tracking error) 0.15 dB
• Package types: coaxial
• Built-in monitor photodiode
APPLICATIONS
• Optical fiber communication systems with data rate up to 2.5 Gbps
ORDERING INFORMATION
ABSOLUTE MAXIMUM RATINGS
Parameter
Value
Unit
Conditions
Laser diode forward current
IFL
140
mA
CW
500
Pulse
Laser diode reverse voltage
VRL
2
V
Photodiode reverse voltage
VRP
20
V
Photodiode forward current
IFP
2
mA
Operating temperature
Top
-40 ÷ +85
°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
1507
1510
1513
nm
CW, P = 15 mW
Spectral width
Δλ
0.09
nm
CW, P = 15 mW, -20 dB, OSA
Spectral width
Δν
500
kHz
CW, P = 15 mW, delayed self- heterodyne method
Wavelength-temperature coeff.
dλ/dT
0.1
nm/°C
Side-mode suppression ratio
SMSR
40
55
dB
CW, P = 15 mW
Threshold current
Ith
8
12
mA
CW
Operating current
Iop
100
120
mA
CW, P = 15 mW
Pulse optical power
PP
40
45
mW
Pulse, Iop = 450 mA
Operating voltage
Vop
1.4
1.7
V
CW, P = 15 mW
Slope efficiency
Se
0.13
0.17
mW/mA
CW
Tracking error
Er
0.15
0.25
dB
CW, P = 3 mW, T = -40 ÷ +80 °C,
SM1, SM3
Rise and fall times
tr, tf
80
120
ps
20% - 80%, Package U, B
Monitoring output current (PD)
Im
0.2
1.5
4
mA
CW, P = 15 mW, Vrd = 5 V
Capacitance (PD)
Ct
10
20
pF
Vrd = 5 V, f = 1 MHz
Dark current (PD)
Id
100
nA
Vrd = 5 V
Polarization extinction ratio
PER
20
dB
CW, SMP13, SMP15
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] 1510 nm [功率] up to 15 mW in CW mode and up to 45 mW in pulse mode [激光器类型] DFB [封装方式] coaxial