P H O T O D I O D E
InGaAs PIN photodiode
G8198 series
High-speed response at low reverse voltage
Features
Applications
High-speed response at low reverse voltage
Optical fiber communications
Fiber channel
Gigabit Ethernet
G8198-01: 3 GHz (V
G8198-02: 2 GHz (V
R
=2 V)
=2 V)
R
Low noise, low dark current
Low terminal capacitance
Small package
Absolute maximum ratings (Ta=25 °C)
ꢀ
Parameter
Symbol
VR Max.
Topr
Value
20
Unit
V
Reverse voltage
Operating temperature
Storage temperature
-40 to +85
-55 to +125
°C
°C
Tstg
Specifications (Ta=25 °C)
ꢀ
G8198-01
G8198-02
Typ.
Parameter
Symbol
Condition
Unit
Min.
Typ.
f0.04
Max.
Min.
Max.
Active area
-
-
-
-
-
-
-
-
-
mm
µm
f0.08
Spectral response range
Peak sensitivity
wavelength
0.9 to 1.7
0.9 to 1.7
l
-
1.55
-
-
1.55
-
µm
lp
0.8
0.85
-
0.9
-
-
0.8
0.85
-
0.9
-
-
l=1.3 µm
l=1.55 µm
VR=5 V
Photo sensitivity
Dark current
S
ID
fc
A/W
nA
0.95
0.06
0.95
0.08
0.3
0.4
VR=2 V, RL=50 W
l=1.3 µm
VR=2 V
Cut-off frequency
-
-
3
-
-
-
-
2
-
-
GHz
Terminal capacitance
Ct
0.6
0.9
pF
f=1 MHz
1