LDI-1270-DFB-10G-15/45
OVERVIEW
LDI-1270-DFB-10G-15/45 is an AlGaInAs MQW laser diode coupled to an optical fiber
MAIN FEATURES
• Wavelength: 1270 nm
• Cavity type: DFB
• Typical linewidth 1 MHz
• Data rate up to 10 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
• Package types: coaxial
• Built-in monitor photodiode
APPLICATIONS
• Optical fiber communication systems
with data rate up to 10 Gbps
ORDERING INFORMATION
ABSOLUTE MAXIMUM RATINGS
Parameter
Value
Unit
Conditions
Laser diode forward current
IFL
120
mA
CW
300
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
1265
1270
1275
nm
CW, P = 15 mW
Spectral width
Δλ
0.12
nm
CW, P = 15 mW, -20 dB, OSA
Spectral width
Δν
1
MHz
CW, P = 15 mW, delayed self- heterodyne method
Side-mode suppression ratio
SMSR
40
55
dB
CW, P = 15 mW
Threshold current
Ith
8
10
mA
CW
Operating current
Iop
115
125
mA
CW, P = 15 mW
Pulse optical power
PP
40
45
mW
Pulse, Iop = 250 mA
Operating voltage
Vop
1.8
2.0
V
CW, P = 15 mW
Slope efficiency
Se
0.13
0.16
mW/mA
CW
Tracking error
Er
0.4
0.6
dB
CW, P = 3 mW, T = -40 ÷ +80 °C, SM1, SM3
Rise and fall times
tr, tf
50
ps
20% - 80%
Resonance frequency
fc
12
GHz
Monitoring output current (PD)
Im
0.2
0.8
1.5
mA
CW, P = 15 mW, Vrd = 5 V
Capacitance (PD)
Ct
10
20
pF
Vrd = 1 V, f = 1 MHz
Dark current (PD)
Id
100
nA
Vrd = 1 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] 1270nm [功率] up to 15 mW in CW mode and up to 45 mW in pulse mode [激光器类型] DFB