NEC NX5304

DATA SHEET
NEC's 1310 nm InGaAsP MQW-FP
LASER DIODE IN CAN PACKAGE
FOR 155 Mb/s, 622 Mb/s
AND 1.25 Gb/s APPLICATIONS
NX5304
Series
FEATURES
• OPTICAL OUTPUT POWER
PO = 5.0 mW
• LOW THRESHOLD CURRENT
Ith = 10 mA
• HIGH SPEED
tr = 0.3 ns MAX
tf = 0.3 ns MAX
• WIDE OPERATING TEMPERATURE RANGE
TC = -40 to +85°C
• InGaAs MONITOR PIN-PD
DESCRIPTION
NEC's NX5304 Series is a 1 310 nm Multiple Quantum
Well (MQW) structured Fabry-Perot (FP) laser diodes with
InGaAs monitor PIN-PD. These devices are designed for
156 Mb/s: STM-1 (I-1, S-1.1, L-1.1), 622 Mb/s: STM-4 (I-4, S4.1) application and ideal for Synchronous Digital Hierarchy
(SDH) system.
• CAN PACKAGE
Ø5.6 mm
• FIBER COUPLING POINT
5.8 mm
• BASED ON TELCORDIA RELIABILITY
ELECTRO-OPTICAL CHARACTERISTICS (TC = 25°C, unless otherwise specified)
PART NUMBER
SYMBOL
NX5304 SERIES
PARAMETER AND CONDITIONS
Vop
Operating Voltage, Po = 5.0 mW, TC = −40 to +85°C
Ith
Threshold Current
UNIT
TYP.
MAX.
V
MIN.
1.1
1.5
mA
10
15
25
30
100
200
TC = 85°C
Pth
Threshold Output Power, TC = −40 to +85°C, IF = Ith
µW
ηd
Differential Efficiency
W/A
0.32
0.4
dB
−3.0
−1.2
1 263
∆ηd
Temperature Dependence of Differential Efficiency
ηd = 10 log
ηd (@ 85°C)
ηd (@ 25°C)
λC
Center Wavelength, Po = 5.0 mW, RMS (−20 dB), TC = −40 to +85°C
nm
∆λ/∆T
Temperature Dependence of Center Wavelength, TC = −40 to +85°C
nm/°C
0.4
0.5
1 360
σ
Spectral Width, Po = 5.0 mW, RMS (−20 dB), TC = −40 to +85°C
nm
1.0
2.5
tr
Rise Time, 10-90%
ns
0.15
0.3
tf
Fall Time, 90-10%
ns
Im
Monitor Current, VR = 5 V, Po = 5.0 mW
µA
Monitor Dark Current, VR = 5 V
nA
ID
200
0.15
0.3
500
800
0.1
VR = 5 V, TC = −40 to +85°
Ct
γ
Monitor PD Terminal Capacitance, VR = 5 V, f = 1 MHz
*1
10
500
pF
Tracking Error , Im = const. (@ Po = 5.0 mW, TC = 25°C), TC = −40 to +85°C
dB
6
−1.0
20
1.0
Notes continued on next page
California Eastern Laboratories
NX5304 Series
*1 Tracking Error: γ
Po
γ = 10 log
(mW)
TC = 25ºC
5.0
TC = -40 to +85ºC
Po
0
Im
Im
(mA)
ABSOLUTE MAXIMUM RATINGS
SYMBOL
PARAMETER
UNIT
RATINGS
Po
Optical Output Power
from Fiber
mW
10
IF
Forward Current of LD
mA
150
VR
Reverse Voltage of LD
V
2.0
IF
Forward Current of PD
mA
10
VR
Reverse Voltage of PD
V
20
TC
Operating Case
Temperature
°C
-40 to +85
Tstg
Storage Temperature
°C
−40 to +85
Tasb
Assembly Temperature
°C
150 (15 Hr.)
Tsld
Lead Soldering
Temperature
°C
350 (3 sec.)
RH
Relative Humidity
(noncondensing)
%
85
Po
5.0
[dB]
NX5304 Series
TYPICAL CHARACTERISTICS (TC = -40 to +85°C, unless otherwise specified)
8.0
˚C
Operating Current Iop (mA),
Threshold Current Ith (mA)
9.0
100
+ 85
10.0
OPERATING CURRENT AND THRESHOLD
CURRENT vs. CASE TEMPERATURE
TC =
Optical Output Power Po (mW)
11.0
–40
˚C
+25
˚C
OPTICAL OUTPUT POWER
vs. FORWARD CURRENT
7.0
6.0
5.0
4.0
3.0
2.0
20
40
60
80
Ith
20
10
5
3
2
1
–60 –40 –20
100
TEMPERATURE DEPENDENCE OF
CENTER WAVELENGTH
1 340
1 320
1 300
1 280
–60 –40 –20
0
20
40
60
0
20
40
60
Case Temperature TC (˚C)
Forward Current IF (mA)
Center Wavelength λC (nm)
Iop
30
1.0
0
80
100
Case Temperature TC (˚C)
Remark
50
The graphs indicate nominal characteristics.
3-179
80
100
NX5304 Series
TYPICAL CHARACTERISTICS (TC = 25°C, unless otherwise specified)
FORWARD CURRENT vs.
FORWARD VOLTAGE
OPTICAL OUTPUT POWER
vs. MONITOR CURRENT
10
Optical Output Power Po (mW)
Forward Current IF (mA)
50
40
30
20
10
0
1
2
Monitor Current Im (µA)
SPECTRUM
TOLERANCE OF FIBER
COUPLING DISTANCE (Z)
Otical Output Power from Fiber Pf (mW)
Relative Intensity
1 500
1 000
Forward Voltage VF (V)
–30
–50
–70
1 300
1 310
1 320
1 330
Wavelength λ (nm)
Remark
500
0
3
–10
–90
1 290
5
The graphs indicate nominal characteristics.
1.0
Z
Pf
0.8
SMF
Po =
5.0 mW
0.6
0.4
0.2
0.0
5.2
5.4
5.6
5.8
Z-Axis Tolerance Z (mm)
6.0
6.2
NX5304 Series
PACKAGE DIMENSIONS (Units in mm)
1.0±0.1
BOTTOM VIEW
1
110º±2º
0.3+0.1
-0.0
φ 5.6+0.00
-0.03
φ 4.2±0.1
φ 3.55±0.1
2
3
0.3+0.1
-0.0
Fiber Coupling Point
*1
2.97±0.2
5.80±0.05
φ 2.0
3.87±0.3
4
PIN CONNECTIONS
NX5304EH
NX5304EK
1 (Case)
15.0±1.0 1.2±0.1
1 (Case)
Reference
Plane
LD
LD
4
2
4
PD
PD
4– φ 0.45
2
3
3
φ 2.0
ORDERING INFORMATION
Part
Number
NX5304EH
Package
4-pin CAN with
ball lens cap
Pin Connections
1
LD
4
2
PD
3
NX5304EK
1
LD
2
4
PD
3
Remarks 1. The color of ball lens cap might be observed differently from our can package products.
2. The hermetic test will be performed as AQL 1.0%.
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.
02/12/2004
A Business Partner of NEC Compound Semiconductor Devices, Ltd.