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7500001

P1-P3P4-P6P7-P8
S7500 Product Specification
Finisar Corporation November 2015 Rev. C1 Page 4
V. Wavelength Locker
Parameter
Symbol
Min
Typ
Max
Unit
Ref.
Reference PD responsivity
(relative to fiber-coupled power)
I
PD,ref
/P 10 25 µA/mW
Normalized locker ratio at ITU channel
R
40
75
%
1
Locker slope
@ ITU channel
dR/dν
3
7
%/GHz 2
@ ±5 GHz offset
1.7
9.0
Notes:
1. The normalized locker ratio R is defined as the normalized ratio of the etalon photodiode current
I
PD,λ
to the reference photodiode current I
PD,ref
as expressed by the equation:
R=
I
PD,λ
I
PD,ref
I
PD,λ
I
PD,ref
MAX
2. The locker slope is defined as the derivative of the normalized locker ratio R with respect to the
emission frequency ν.
Figure 1 Typical locker response curve.
S7500 Product Specification
Finisar Corporation November 2015 Rev. C1 Page 5
VI. Fiber Connection
Parameter
Symbol
Min
Typ
Max
Unit
Ref.
Fiber type
Polarization maintaining
single-mode fiber
1
Fiber length
0.9
m
Mode field diameter
9.5
10.5
11.5
µm
Fiber cladding diameter
122
125
128
µm
Fiber polymer coating diameter
380
400
420
µm
Polarization orientation
Parallel to slow axis of PM
fiber
Fiber bend radius
20
mm
Fiber proof strength
200
kpsi
1.38
GPa
Notes:
1. Fujikura SM15-PS-U40A-H PANDA or equivalent.
VII. Pin Descriptions
Pin
Symbol
Name/Description
Ref.
1
TEC (-)
Thermo-electric cooler (-)
2
TEC (+)
Thermo-electric cooler (+)
3
Th
Laser thermistor
4
Not connected
5
GND (Th, PD)
Thermistor ground, photodiode common cathode
6
PD,λ
Etalon photodiode anode
7
PD,ref
Reference photodiode anode
8
Not connected
9
SOA
SOA anode
10
LD,gain (g)
Laser gain section anode
11
LD,phase (pc)
Laser phase section anode
12
LD,left (lr)
Laser left reflector anode
13
LD.right (rr)
Laser right reflector anode
14
GND (LD, SOA)
Laser + SOA common cathode
15
Not connected
16
Not connected
17
Not connected
18
Not connected
19
Not connected
20
Not connected
21
Not connected
S7500 Product Specification
Finisar Corporation November 2015 Rev. C1 Page 6
VIII. Mechanical Dimensions
Dimensions are in millimeters.
Figure 2 Mechanical drawing of the S7500 tunable laser.
P1-P3P4-P6P7-P8

7500001

Mfr. #:
Buy 7500001
Manufacturer:
Finisar Corporation
Description:
Fiber Optic Development Tools C-band tunable laser butterfly package, 89 channels at 50 GHz spacing from 191.70 THz to 196.10 THz, 13 dBm output power, 400 m polarization maintaining fiber pigtail wit
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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