Keithley Instruments, Inc.
Cleveland, Ohio 44139
DRN.
CKD.
APP.
DATE
DATE
DATE
PART NUMBER
LTR
REVISIONS
APP. DATE
FORM 28777A-SBG
BRUNING 40-21 62198-SBG
PURCHASED ITEM
SPECIFICATIONS
2
HW 6/06/02
Rev. A
SPEC-2520INT
Center Conductor
Inner Shield
Outer-most Shield (NC)
Photodiode
Wavelength (nm)
980 1310 1480 1550
Measurable Optical Power Range
3
29mW – 7W
17mW – 4W
14.5mW – 3.5W
13.5mW – 3W
Typical Responsivity
4
(mA/W)
3.5 6.0 7.0 7.5
Resolution
5
(mW)
0.2
0.1
0.1
0.1
Maximum Reverse Bias
5V (recommended)
Dark Current at Max Reverse Bias
4
µ
A (typ.); 10
µ
A (max.)
Photodiode Electrical Connections on 3 Lug Triax
6
•
Center to Cathode
•
Center Shield to Anode
•
Outer Shield – Not Connect (Isolated from
chassis)
Pulsed Operation
The 2520INT supports the pulse capabilities of the 2520 Pulsed Laser Diode Test System.
Fiber Tap Port
Connector Type: SMA
Numerical Aperature (NA): 0.22 (typ.)
Multi-Mode Patch Cord Core Diameter
7
(
µµµµ
m)
400 100 62.5 50
Typical Attenuation (dB)
39.5
53
58.2
63
