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NDL7705PD Datasheet(PDF) 3 Page - NEC

Part # NDL7705PD
Description  1 500 nm OPTICAL FIBER COMMUNICATIONS InGaAsP MQW-DFB LASER DIODE COAXIAL MODULE
PDF  8 Pages
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Manufacturer  NEC [NEC]
Direct Link  http://www.nec.com/
Logo NEC - NEC

NDL7705PD Datasheet(HTML) 3 Page - NEC

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3
NDL7705P Series
ELECTRO-OPTICAL CHARACTERISTICS (TC =
40 to +85 C, unless otherwise specified)
Parameter
Symbol
Conditions
MIN.
TYP.
MAX.
Unit
Forward Voltage
VF
IF = 30 mA
0.9
1.3
V
Threshold Current
Ith
TC = 25
C15
mA
TC = 85
C35
50
Differential Efficiency form Fiber
d
TC = 25
C
0.070
0.120
W/A
TC = 85
C
0.035
0.075
Temperature Dependence of
Differential Efficiency from Fiber
d
d = 10 log
3
2dB
Peak Emission Wavelength
p
Pf = 1 mW
1 530
1 550
1 570
nm
Side Mode Suppression Ratio
SMSR
Pf = 1 mW
30
dB
Rise Time
tr
Ib = 0.9
 Ith
0.5
ns
Fall Time
tf
Ib = 0.9
 Ith
0.5
ns
Monitor Current
Im
VR = 5 V, Pf = 2 mW
300
2 500
A
Monitor Dark Current
ID
VR = 5 V, TC = 25
C0.1
5
nA
Tracking Error
*1
Im = const. (Pf = 2 mW, TC = 25
C)
1.0
dB
Relative Intensity Noise
RIN
Ref =
14 dB, Pf = 1 mW
140
130
dB/Hz
*1
 = 10 log
Pf
(mW)
2
Pf
0
Im
Im
TC = 25 ˚C
TC = –40 to +85 ˚C
(@ Pf (25 ˚C) = 2 mW)
d (85 C)
d (25 C)
Pf
2.0 mW



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