HgCdTe (MCT) Photovoltaic Detectors
Photovoltaic detectors (photodiodes) are semiconductor structures with one (PV) or multiple (PVM) , homo- or heterojunctions. Absorbed photons produce charge carriers that are collected at the contacts, resulting in external photocurrent. Photodiodes have complex current voltage characteristics.
The devices can operate either at flicker-free zero bias or with reverse voltage. Reverse bias voltage is frequently applied to increase responsivity, differential resistance, reduce the shot noise, improve high frequency performance and increase the dynamic range.
Engineering samples
Filter results
Image
Name
Cooling
Immersion
Peak wavelength
\(λ_{peak}\); \(µm\)
Detectivity
\(D*(λ_{peak})\); \(cm⋅Hz^{1/2}/W\)
Time constant
τ, ns
Package
Datasheet
Cooling
no
Immersion
no
Wavelength
4.4±0.2
Detectivity
~3.55×10\(^{9}\)
Time constant
~177
Package
TO39
Cooling
no
Immersion
no
Wavelength
4.4±0.2
Detectivity
~1.45×10\(^{9}\)
Time constant
~570
Package
TO39
Selected line
Filter results
Image
Name
Cooling
Immersion
Optimal wavelength
\(λ_{opt}\); \(µm\)
Detectivity
\(D*(λ_{opt})\); \(cm⋅Hz^{1/2}/W\)
Time constant
τ, ns
Package
Datasheet
Cooling
no
Immersion
yes
Wavelength
5.0
Detectivity
≥ 1.0×10\(^{10}\)
Time constant
≤ 150
Package
TO39
Cooling
no
Immersion
yes
Wavelength
4.0
Detectivity
≥ 3.0×10\(^{10}\)
Time constant
≤ 150
Package
TO39
Cooling
2TE
Immersion
yes
Wavelength
4.0
Detectivity
≥ 3.0×10\(^{11}\)
Time constant
≤ 100
Package
TO8
Cooling
2TE
Immersion
yes
Wavelength
6.0
Detectivity
≥ 4.0×10\(^{10}\)
Time constant
≤ 50
Package
TO8
Cooling
no
Immersion
no
Wavelength
10.6
Detectivity
≥ 1.0×10\(^{7}\)
Time constant
≤ 1.5
Package
TO39
All HgCdTe (MCT) Photovoltaic Detectors
Filter results
Image
Name
Cooling
Immersion
Optimal wavelength
\(λ_{opt}\); \(µm\)
Detectivity
\(D*(λ_{opt})\); \(cm⋅Hz^{1/2}/W\)
Time constant
τ, ns
Package
Datasheet
Cooling
no
Immersion
no
Wavelength
3.0
Detectivity
≥ 6.5×10\(^{9}\)
Time constant
≤ 350
Package
BNC, TO39
Cooling
no
Immersion
no
Wavelength
3.4
Detectivity
≥ 5.0×10\(^{9}\)
Time constant
≤ 260
Package
BNC, TO39
Cooling
no
Immersion
no
Wavelength
4.0
Detectivity
≥ 3.0×10\(^{9}\)
Time constant
≤ 150
Package
BNC, TO39
Cooling
no
Immersion
no
Wavelength
5.0
Detectivity
≥ 1.0×10\(^{9}\)
Time constant
≤ 120
Package
BNC, TO39
Cooling
no
Immersion
no
Wavelength
6.0
Detectivity
≥ 5.0×10\(^{8}\)
Time constant
≤80
Package
BNC, TO39
Cooling
no
Immersion
no
Wavelength
3.0
Detectivity
≥ 7.0×10\(^{10}\)
Time constant
≤ 280
Package
TO8, TO66
Cooling
2TE
Immersion
no
Wavelength
3.4
Detectivity
≥ 4.0×10\(^{10}\)
Time constant
≤ 200
Package
TO8, TO66
Cooling
2TE
Immersion
no
Wavelength
4.0
Detectivity
≥ 3.0×10\(^{10}\)
Time constant
≤ 100
Package
TO8, TO66
Cooling
2TE
Immersion
no
Wavelength
5.0
Detectivity
≥ 9.0×10\(^{9}\)
Time constant
≤ 80
Package
TO8, TO66
Cooling
2TE
Immersion
no
Wavelength
6.0
Detectivity
≥ 2.0×10\(^{9}\)
Time constant
≤ 50
Package
TO8, TO66
Cooling
2TE
Immersion
no
Wavelength
8.0
Detectivity
≥ 2.0×10\(^{8}\)
Time constant
≤ 45
Package
TO8, TO66
Cooling
2TE
Immersion
no
Wavelength
10.6
Detectivity
≥ 1.0×10\(^{8}\)
Time constant
≤ 10
Package
TO8, TO66
Cooling
3TE
Immersion
no
Wavelength
3.0
Detectivity
≥ 1.0×10\(^{11}\)
Time constant
≤ 280
Package
TO8, TO66
Cooling
3TE
Immersion
no
Wavelength
3.4
Detectivity
≥ 7.0×10\(^{10}\)
Time constant
≤ 200
Package
TO8, TO66
Cooling
3TE
Immersion
no
Wavelength
4.0
Detectivity
≥ 4.0×10\(^{10}\)
Time constant
≤ 100
Package
TO8, TO66
Cooling
3TE
Immersion
no
Wavelength
5.0
Detectivity
≥ 1.0×10\(^{10}\)
Time constant
≤ 80
Package
TO8, TO66
Cooling
3TE
Immersion
no
Wavelength
6.0
Detectivity
≥ 4.0×10\(^{9}\)
Time constant
≤ 50
Package
TO8, TO66
Cooling
3TE
Immersion
no
Wavelength
8.0
Detectivity
≥ 3.0×10\(^{8}\)
Time constant
≤ 45
Package
TO8, TO66
Cooling
3TE
Immersion
no
Wavelength
10.6
Detectivity
≥ 1.5×10\(^{8}\)
Time constant
≤ 10
Package
TO8, TO66
Cooling
4TE
Immersion
no
Wavelength
3.0
Detectivity
≥ 1.5×10\(^{11}\)
Time constant
≤ 280
Package
TO8, TO66
Cooling
4TE
Immersion
no
Wavelength
3.4
Detectivity
≥ 1.0×10\(^{11}\)
Time constant
≤ 200
Package
TO8, TO66
Cooling
4TE
Immersion
no
Wavelength
4.0
Detectivity
≥ 6.0×10\(^{10}\)
Time constant
≤ 100
Package
TO8, TO66
Cooling
4TE
Immersion
no
Wavelength
5.0
Detectivity
≥ 1.5×10\(^{10}\)
Time constant
≤ 80
Package
TO8, TO66
Cooling
4TE
Immersion
no
Wavelength
6.0
Detectivity
≥ 5.0×10\(^{9}\)
Time constant
≤ 50
Package
TO8, TO66
Cooling
4TE
Immersion
no
Wavelength
8.0
Detectivity
≥ 4.0×10\(^{8}\)
Time constant
≤ 45
Package
TO8, TO66
Cooling
4TE
Immersion
no
Wavelength
10.6
Detectivity
≥ 2.0×10\(^{8}\)
Time constant
≤ 25
Package
TO8, TO66
Cooling
no
Immersion
yes
Wavelength
3.0
Detectivity
≥ 5.0×10\(^{10}\)
Time constant
≤ 350
Package
TO39, BNC
Cooling
no
Immersion
yes
Wavelength
3.4
Detectivity
≥ 4.5×10\(^{10}\)
Time constant
≤ 260
Package
TO39, BNC
Cooling
no
Immersion
yes
Wavelength
4.0
Detectivity
≥ 2.0×10\(^{10}\)
Time constant
≤ 150
Package
TO39, BNC
Cooling
no
Immersion
yes
Wavelength
5.0
Detectivity
≥ 9.0×10\(^{9}\)
Time constant
≤ 120
Package
TO39, BNC
Cooling
no
Immersion
yes
Wavelength
6.0
Detectivity
≥ 4.0×10\(^{9}\)
Time constant
≤ 80
Package
TO39, BNC
Cooling
2TE
Immersion
yes
Wavelength
3.0
Detectivity
≥ 5.5×10\(^{11}\)
Time constant
≤ 280
Package
TO8, TO66
Cooling
2TE
Immersion
yes
Wavelength
3.4
Detectivity
≥ 3.0×10\(^{11}\)
Time constant
≤ 200
Package
TO8, TO66
Cooling
2TE
Immersion
yes
Wavelength
4.0
Detectivity
≥ 2.0×10\(^{11}\)
Time constant
≤ 100
Package
TO8, TO66
Cooling
2TE
Immersion
yes
Wavelength
5.0
Detectivity
≥ 6.0×10\(^{10}\)
Time constant
≤ 80
Package
TO8, TO66
Cooling
2TE
Immersion
yes
Wavelength
6.0
Detectivity
≥ 2.0×10\(^{10}\)
Time constant
≤ 50
Package
TO8, TO66
Cooling
2TE
Immersion
yes
Wavelength
8.0
Detectivity
≥ 2.0×10\(^{9}\)
Time constant
≤ 45
Package
TO8, TO66
Cooling
2TE
Immersion
yes
Wavelength
10.6
Detectivity
≥ 1.0×10\(^{9}\)
Time constant
≤ 10
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
3.0
Detectivity
≥ 7.0×10\(^{11}\)
Time constant
≤ 280
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
3.4
Detectivity
≥ 5.0×10\(^{11}\)
Time constant
≤ 200
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
4.0
Detectivity
≥ 3.0×10\(^{11}\)
Time constant
≤ 100
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
5.0
Detectivity
≥ 8.0×10\(^{10}\)
Time constant
≤ 80
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
6.0
Detectivity
≥ 3.0×10\(^{10}\)
Time constant
≤ 50
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
8.0
Detectivity
≥ 3.0×10\(^{9}\)
Time constant
≤ 45
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
10.6
Detectivity
≥ 1.5×10\(^{9}\)
Time constant
≤ 10
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
3.0
Detectivity
≥ 8.0×10\(^{11}\)
Time constant
≤ 280
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
3.4
Detectivity
≥ 7.0×10\(^{11}\)
Time constant
≤ 200
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
4.0
Detectivity
≥ 4.0×10\(^{11}\)
Time constant
≤ 100
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
5.0
Detectivity
≥ 1.0×10\(^{11}\)
Time constant
≤ 80
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
6.0
Detectivity
≥ 4.0×10\(^{10}\)
Time constant
≤ 50
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
8.0
Detectivity
≥ 4.0×10\(^{9}\)
Time constant
≤ 45
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
10.6
Detectivity
≥ 2.0×10\(^{9}\)
Time constant
≤ 25
Package
TO8, TO66
Cooling
no
Immersion
no
Wavelength
8.0
Detectivity
≥ 6.5×10\(^{7}\)
Time constant
≤ 4
Package
TO39, BNC
Cooling
no
Immersion
no
Wavelength
10.6
Detectivity
≥ 1.0×10\(^{7}\)
Time constant
≤ 1.5
Package
TO39, BNC
Cooling
2TE
Immersion
no
Wavelength
8.0
Detectivity
≥ 3.0×10\(^{8}\)
Time constant
≤ 4
Package
TO8, TO66
Cooling
2TE
Immersion
no
Wavelength
10.6
Detectivity
≥ 1.0×10\(^{8}\)
Time constant
≤ 3
Package
TO8, TO66
Cooling
no
Immersion
yes
Wavelength
8.0
Detectivity
≥ 3.0×10\(^{8}\)
Time constant
≤ 4
Package
TO39, BNC
Cooling
no
Immersion
yes
Wavelength
10.6
Detectivity
≥ 1.0×10\(^{8}\)
Time constant
≤ 1.5
Package
TO39, BNC
Cooling
2TE
Immersion
yes
Wavelength
8.0
Detectivity
≥ 2.0×10\(^{9}\)
Time constant
≤ 4
Package
TO8, TO66
Cooling
2TE
Immersion
yes
Wavelength
10.6
Detectivity
≥ 1.0×10\(^{9}\)
Time constant
≤ 3
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
8.0
Detectivity
≥ 3.0×10\(^{9}\)
Time constant
≤ 4
Package
TO8, TO66
Cooling
3TE
Immersion
yes
Wavelength
10.6
Detectivity
≥ 1.5×10\(^{9}\)
Time constant
≤ 3
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
8.0
Detectivity
≥ 6.0×10\(^{9}\)
Time constant
≤ 4
Package
TO8, TO66
Cooling
4TE
Immersion
yes
Wavelength
10.6
Detectivity
≥ 2.5×10\(^{9}\)
Time constant
≤ 3
Package
TO8, TO66
Cooling
no
Immersion
no
Wavelength
10.6
Detectivity
≥ 1.0×10\(^{7}\)
Time constant
≤ 1.2
Package
PEM-SMA, PEM-TO8