鈥?/div>
LONG WAVELENGTH:
位
C
= 1550 nm
DESCRIPTION
NEC's NX7528BF-AA is a 1550 nm Multiple Quantum Well
(MQW) structured Fabry-Perot (FP) laser diode coaxial mod-
ule with single mode fiber. This module is specified to operate
under pulsed condition and is designed for light sources of
Optical Time Domain Reflectometer(OTDR).
ELECTRO-OPTICAL CHARACTERISTICS
(T
C
= 25擄C)
PART NUMBER
SYMBOLS
V
FP
I
TH
P
f
位
C
蟽
t
r
t
f
PARAMETERS AND CONDITIONS
Forward Voltage, I
FP
= 400 mA, PW = 10
碌s,
Duty = 1%
Threshold Current
Optical Output Power from Fiber, I
FP
= 400 mA,
PW = 10
碌s,
Duty = 1%
Center Wavelength, I
FP
= 400 mA, PW = 10
碌s,
Duty = 1%, RMS (-20 dB)
Spectral Width, I
FP
= 400 mA, PW = 10
碌s,
Duty = 1%, RMS (-20 dB)
Rise Time, 10-90%
Fall Time, 90-10%
UNITS
V
mA
mW
nm
nm
ns
ns
60
1530
MIN
NX7528BF-AA
TYP
2.5
45
80
1550
6.0
1570
10.0
1.0
1.0
MAX
4.0
50
ELECTRO-OPTICAL CHARACTERISTICS
(T
C
= 0 to +60擄C)
PART NUMBER
SYMBOLS
I
TH
P
f
位
C
鈭單?鈭員
蟽
PARAMETERS AND CONDITIONS
Threshold Current
Optical Output Power from Fiber, I
FP
= 400 mA,
PW = 10
碌s,
Duty = 1%
Center Wavelength, I
FP
= 400 mA, PW = 10
碌s,
Duty = 1%, RMS (-20 dB)
Temperature Dependency of Center Wavelength
Spectral Width, I
FP
= 400 mA, PW = 10
碌s,
Duty = 1%, RMS (-20 dB)
UNITS
mA
mW
nm
nm/擄C
nm
40
1520
0.35
10.0
1585
MIN
NX7528BF-AA
TYP
MAX
75
California Eastern Laboratories