PRELIMINARY DATASHEET
1310 nm
NX5302 Series
FIBER OPTIC COMMUNICATIONS
InGaAsP MQW LASER DIODE
DESCRIPTION
FEATURES
• OPTICAL OUTPUT POWER:
PO = 5.0 mW
• LOW THRESHOLD CURRENT
ITH = 10 mA
• HIGH SPEED
tr = 0.15 ns MAX
tf = 0.3 ns MAX
The NX5302 series are 1310 nm Multiple Quantum Well
(MQW) structured Fabry-Perot (FP) laser diodes with InGaAs
monitorPIN-PD. ThesedevicesareidealforSONET systems,
short haul and long haul OC-3, short haul OC-12, and GbE
applications.
• WIDE OPERATING TEMPERATURE RANGE:
-40 to +85°C
• InGaAs MONITOR PIN-PD
• SMALL PACKAGE
ø5.6 mm
• LEAD LENGTH 15.0±1.0 mm
• BASED ON TELCORDIA RELIABILITY
NX7312UA ELECTRO-OPTICAL CHARACTERISTICS (TC = 25°C, unless otherwise specified)
PART NUMBER
NX5302 Series
SYMBOLS
PARAMETERS AND CONDITIONS
UNITS
MIN
TYP
MAX
VOP
ITH
Operating Voltage, PO = 5.0 mW
Threshold Current
V
–
1.1
1.3
mA
mA
–
–
10
25
20
50
TC = +85°C
PTH
Threshold Output Power, TC = -40 to +85°C, IF = ITH
µW
–
–
–
200
15
IMOD
Modulation Current, PO = 5.0 mW
mA
10
ηd
Differential Efficiency
W/A
dB
0.40
-3.0
0.50
-1.5
∆ηd
Temperature dependence of
Differential Efficiency
ηd (@ 85°C)
ηd (@ 85°C)
∆ηd = 10 log
λc
Center Emission Wavelength,
TC = 25°C, PO = 5.0 mW, RMS (-20 dB)
TC = -40 to +85°C, PO = 5.0 mW, RMS (-20 dB)
nm
nm
1290
1261
1310
–
1330
1360
∆λc/∆T
Temperature Dependence of Center Wavelength,
Tc = -40 to +85°C
nm/°C
nm
dB
°
–
–
0.4
1
0.5
2.5
1
σ
γ
Spectral Width, PO = 5.0 mW, RMS (-20 dB)
Tracking Error, Im = const, PO = 5.0 mW
Vertical Beam Angle1, PO = 5.0 mW, FAHM2
Vertical Beam Angle1, PO = 5.0 mW, FAHM2
Rise Time, 10 to 90%
-1
–
–
θ⊥
25
40
θ
||
°
–
20
35
tr
tf
ns
–
0.05
0.15
600
0.15
0.30
Fall Time, 10 to 90%
ns
–
Im
ID
Monitor Current, PO = 5.0 mW, VR = 5 V
µA
200
Monitor PD Dark Current, VR = 5 V, TC = 25 °C
VR = 5 V, TC = -40 to +85°C
nA
nA
–
–
0.1
–
10
500
Ct
Terminal Capacitance, VR = 5 V, f = 1 MHz
pF
–
–
20
Notes:
1. Applicable only to flat window type, NX5302S.
2. FAHM:Full Angle at Half Maximum.
California Eastern Laboratories
