InGaAs PIN photodiode
s
Thermistor temperature characteristic
10
6
(Typ.)
G8422/G8372/G5852 series
s
Cooling characteristics of TE-cooler
40
(Typ. Ta=25 ˚C,
Thermal resistance of heatsink=3
˚C/W)
ELEMENT TEMPERATURE
(˚C)
20
ONE-STAGE
TE-COOLED TYPE
0
RESISTANCE (Ω)
10
5
-20
10
4
-40
TWO-STAGE
TE-COOLED TYPE
10
3
-60
-20
0
20
-40
0
0.4
0.8
1.2
1.6
ELEMENT TEMPERATURE
(˚C)
KIRDB0116EA
CURRENT (A)
KIRDB0231EA
s
Current vs. voltage characteristics of TE-cooler
1.6
1.4
1.2
ONE-STAGE
TE-COOLED TYPE
(Typ. Ta=25 ˚C, Thermal resistance of heatsink=3 ˚C/W)
CURRENT (A)
1.0
0.8
0.6
0.4
0.2
0
TWO-STAGE
TE-COOLED TYPE
0
0.2
0.4
0.6
0.8
1.0
1.2
VOLTAGE (V)
KIRDB0115EB
3
HAMAMATSU [ HAMAMATSU CORPORATION ]
