CEL NX5311

PRELIMINARY DATA SHEET
NEC’s 1310 nm InGaAsP MQW FP
LASER DIODE IN CAN PACKAGE NX5311 SERIES
FOR 1.25 Gb/s AND FTTH PON APPLICATIONS
FEATURES
• OPTICAL OUTPUT POWER:
Po = 10.0 mW
• LOW THRESHOLD CURRENT :
Ith = 6 mA
• DIFFERENTIAL EFFICIENCY:
ηd =0.50 W/A
• WIDE OPERATING TEMPERATURE RANGE:
TC = -40 to +85°C
• InGaAs MONITOR PIN-PD
• CAN PACKAGE:
ø5.6 mm
• FOCAL POINT:
7.5 mm
APPLICATIONS
DESCRIPTION
• FTTH PON (B-PON, G-PON, GE-PON 10 km) system
NEC's NX5311 Series is a 1310 nm Multiple Quantum Well
(MQW) structured Fabry-Perot (FP) laser diode with InGaAs
monitor PIN-PD. These devices are designed for application
up to 1.25 Gb/s.
California Eastern Laboratories
NX5311 SERIES
PACKAGE DIMENSIONS (Units in mm)
1.0±0.1
BOTTOM VIEW
(0.25)
φ 5.6+0.00
-0.03
φ 4.3
φ 3.75±0.1
1
2
4
3
(0.25)
15.0±1.0 1.2±0.1 3.97±0.1
7.5±0.6
Focal Point
*1
∆x = ±300 µm MAX.
∆y = ±300 µm MAX.
PIN CONNECTIONS
NX5311GK
NX5311GH
LD
LD
2
4
2
4– φ 0.45
1 (CASE)
1 (CASE)
Reference
Plane
4
PD
PD
3
φ 2.0
P.C.D
*1 Focal Point: A point to get maximum optical output power from fiber.
3
NX5311 SERIES
ORDERING INFORMATION
PART NUMBER
NX5311GH
PACKAGE
PIN CONNECTIONS
4-pin CAN with aspherical lens cap
1
LD
4
2
PD
3
NX5311GK
1
LD
2
4
PD
3
Remarks The hermetic test will be performed as AQL 1.0%.
NX5311 SERIES
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Optical Output Power
Po
20
mW
Forward Current of LD
IF
150
mA
Reverse Voltage of LD
VR
2.0
V
Forward Current of PD
IF
10
mA
Reverse Voltage of PD
VR
20
V
Operating Case Temperature
TC
−40 to +85
°C
Storage Temperature
Tstg
−40 to +85
°C
Lead Soldering Temperature
Tsld
350 (3 sec.)
°C
Relative Humidity (noncondensing)
RH
85
%
ELECTRO-OPTICAL CHARACTERISTICS
PARAMETER
SYMBOL
(TC = 25°C, unless otherwise specified)
CONDITIONS
Operating Voltage
Vop
Threshold Current
Ith
Differential Efficiency
ηd
Center Wavelength
λC
Po = 10.0 mW, RMS (−20 dB)
TC = −40 to +85°C
Spectral Width
σ
Po = 10.0 mW, RMS (−20 dB)
TC = −40 to +85°C
Rise Time
tr
Fall Time
MIN.
Po = 10.0 mW
0.35
TYP.
MAX.
UNIT
1.1
1.5
V
6
15
mA
0.50
1352
nm
1.5
2.8
nm
10-90%
0.15
0.3
ns
tf
90-10%
0.15
0.3
ns
Monitor Current
Im
VR = 1.5 V, Po = 10.0 mW
Monitor Dark Current
ID
VR = 10 V
Monitor PD Terminal Capacitance
Ct
VR = 10 V, f = 1 MHz
Focal Distance
Df
Fiber Coupling Power
Pf
Po = 10.0 mW, Optimized Coupling
with 8 degree angled fiber
1276
W/A
50
150
μA
100
6.9
nA
5
20
pF
7.5
8.1
mm
5.0
mW
Life Support Applications
These NEC products are not intended for use in life support devices, appliances, or systems where the malfunction of these products can reasonably
be expected to result in personal injury. The customers of CEL using or selling these products for use in such applications do so at their own risk and
agree to fully indemnify CEL for all damages resulting from such improper use or sale.
10/11/04
A Business Partner of NEC Compound Semiconductor Devices, Ltd.