InAs photovoltaic detector
s
Current vs. voltage of TE-cooled type
1.6
1.4
1.2
ONE-STAGE
TE-COOLED
(Typ. Ta=25 藲C,
Thermal resistance of heatsink=3
藲C/W)
P10090 series
s
Cooling characteristics of TE-cooled type
30
20
10
0
-10
-20
-30
-40
-50
TWO-STAGE
TE-COOLED TYPE
ONE-STAGE
TE-COOLED TYPE
(Typ. Ta=25 藲C, thermal resistance of heat-sink=3 藲C/W)
1.0
0.8
0.6
0.4
0.2
0
0
0.2
0.4
0.6
0.8
1.0
1.2
TWO-STAGE
TE-COOLED
ELEMENT TEMPERATURE (
藲
C)
CURRENT (A)
0
0.4
0.8
1.2
1.6
VOLTAGE (V)
KIRDB0115EB
TE-COOLED CURRENT (A)
KIRDB0181EA
s
Thermistor temperature characteristic
10
6
(Typ.)
RESISTANCE (鈩?
10
5
10
4
10
3
-40
-20
0
20
ELEMENT TEMPERATURE (
藲
C)
KIRDB0116EA
s
Measurement circuit
CHOPPER
600 Hz
DETECTOR
BAND-PASS
FILTER
r.m.s.
METER
BLACK BODY
fo=600 Hz
鈭唂=60
Hz
INCIDENT ENERGY: 245 碌W/cm
2
KIRDC0075EA
3