I N F R A R E D D E T E C T O R
InAs photovoltaic detector
,
P8079 series P7163
High-speed, low noise photovoltaic IR detectors
InAs photovoltaic detectors cover a spectral response range equivalent to that of PbS detectors, but provide higher response speed and
lower noise.
Features
Applications
Thermoelectrically cooled type: high sensitivity
and high-speed response
Metal dewar type available for low light measurement
Long-wavelength cut-off of up to 3.8 µm
Easy-to-use detector/preamp modules available
Gas analysis
Infrared radiation measurement
Infrared spectrophotometry
FTIR
Accessories (Optional)
Heatsink for one-stage TE-cooled type
Heatsink for two-stage TE-cooled type
Temperature controller
A3179
A3179-01
C1103-04
Infrared detector module with preamp
P4631-01 (P8079-21)
Custom amplifiers for InAs photovoltaic detector
Specifications / Absolute maximum ratings
ꢀ
Absolute maximum ratings
Dimensional
Active
area
Thermistor
power
dissipation
(mW)
Reverse
voltage
VR
Operating
temperature temperature
Storage
outline/
Window
material *
Type No.
Package
Cooling
Topr
(°C)
Tstg
(°C)
(mm)
(V)
P8079-01
P8079-11
P8079-21
P7163
/S
➀
/S
➁
/S
➂
TO-5
TO-8
Non-cooled
One-stage TE-cooled
Two-stage TE-cooled
LN2
-
0.2
-
0.5
-40 to +60
-55 to +60
f1
Metal dewer
* Window material S: sapphire glass
Electrical and optical characteristics (Typ. unless otherwise noted)
ꢀ
Measurement
condition
Element
temperature
T
Photo
sensitivity
S
Rise time
tr
VR=0 V
RL=50 W
0 to 63 %
Terminal
capacitance
Ct
VR=0 V
f=1 MHz
Peak
sensitivity
wavelength
lp
Cut-off
wavelength
lc
Shunt
resistance
Rsh
*
NEP
l=lp
D
(lp, 1200, 1)
l=lp
Type No.
Min.
(cm·Hz1/2/W) (cm·Hz1/2/W) (W/Hz1/2)
1.5 × 109 2 × 109 4.4 × 10-11
Typ.
(°C)
25
(µm)
3.45
3.30
3.25
3.00
(µm)
3.8
3.6
(A/W)
1.1
(µs)
0.1
(pF)
80
(W)
10
P8079-01
P8079-11
P8079-21
P7163
-10
-30
-196
80
200
7.5 × 109 1 × 1010 8.9 × 10-12
1.5 × 1010 2 × 1010 4.4 × 10-12
10
3.5
3.1
1.3
0.1
5
150
1 × 105 3.5 × 1011 6 × 1011 1.5 × 10-13
1