
INFRARED DETECTOR
Infrared detector module with preamp
Thermoelectrically cooled type
Easy-to-use detector module with built-in preamp
Infrared detector modules operate just by connecting to a DC power supply. The detector element is selectable from among InGaAs, PbS, PbSe,
2
MCT, InAs and InSb, which are all combined with a thermoelectric cooler. P4631-10 using an MCT detector is especially suited for CO
laser
detection. We welcome requests for custom devices that suit your application.
Features
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High S/N
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Compact size
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Easy to use
Operates just by connecting to DC power supply
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Circuit design optimized for detector element characteristics
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Built-in thermoelectric cooling control circuit (fixed control
temperature)
Applications
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Infrared detection
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CO
2
laser detection
Accessories (Supplied)
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DC power cable (2 m): A4372-03
When using a power supply other than Hamamatsu C3871-03/
-04 power supplies designed for IR detector modules, use a
mating connector (Hirose Electric RM12BRD-6S).
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Instruction manual
DC power supply (Optional)
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Power supply for module (±15 V, +2.5 V) C3871-03
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■ Specifications / Absolute maximum ratings
Type No.
G6122
G6122-03
G6126
P4638 PbS 4 × 5
P4639 PbSe 3 × 3
P4631 MCT 1 × 1
P4631-01 InAs
P4631-03 InSb 1 × 1
P4631-04
P4631-10
Detector
element
InGaAs
MCT 1 × 1
Active area Rated input voltage
(mm) (V) (V) (°C) (°C)
1
φ
1
φ
5
φ
±15 ± 0.5
1
φ
+2.5
±4.5 ± 0 .25 Vp
+2.5
Power supply for module (±15 V, +4.5 V) C3871-04 (designed for P4631-03/-04)
+1
-0.05
+1
-0.05
Input voltage
Vc=±18
Absolute maximum ratings
Vp1=+5
2
=+7
1
Vp
=+5
Operating
temperature
Topr
0 to +40 -20 to +50
Storage
temperature
Tstg
■
Electrical and optical characteristics (Typ. Ta=25 °C)
Type No.
G6122 1.95 2.05 1.7 × 1081 × 10
G6122-03 2.3 2.56 1.5 × 1086 × 10
G6126 1.55 1.66 5 × 1077 × 10
P4638 2.5 3.2 3 × 1078 × 10
P4639
P4631 -25 3.6 4.3 2 × 1071 × 10
P4631-01 -28 3.25 3.5 1 × 1076 × 10
P4631-03 5.5 6.3 1.5 × 1051.5 × 10
P4631-04
P4631-10 -3 6.5 11.5 2 *12.5 × 10-6 *1DC to 500 k
*1: λ=10.6
*2: Vc=15 V, Vp
µm
Detector
element
temperature
at rated input
T
(°C) (µm) (µm) (V/W)
-15
-58
1
=2.5 V o r V p2=4.5 V
Peak
sensitivity
wavelength
λ
4.2 5.2 2 × 1051 × 10
4.8 5.5 1 × 10
p
Cut-off
wavelength
c
λ
Photo
sen sitivity
S
p
λ=λ
NEP
λ=λ
(W/Hz
7
5 × 10
Frequency
response
p
1/2
-13
-13
-14
-13
-10
-12
-12
-12
-3 dB
)
(Hz) (Ω) (V) +Vc, -Vc
DC to 2.2 k +10 +60, -30 +1100
DC to 3 k +10 +60, -30 +1100
DC to 1.2 k +10 +50, -30 +1100
0.2 to 300 ±10 +50, -20 +1100
0.2 to 10 k ±10 +50, -20 +1100
5 to 20 k ±2.5 +60, -10 +1100
5 to 300 k ±8 +60, -10 +1100
-11
DC to 100 k +10 +90, -30 +1100
5 to 35 k ±5 +80, -10 +1100
Output
impedance
50
Maximum
output
voltage
L
R
=1 k
+10 +150, -30 +1400
Maximum
consumption *
Ω
current
(mA)
Vp1 or Vp
2
2
1

Infrared detector module with preamp
■ Spectral response
13
/W)
1
2
λ
D* (cm · Hz
10
10
10
10
10
10
10
10
10
10
G6126
12
11
10
9
8
7
6
5
4
16
P4638
G6122
P4631
G6122-03
P4631-04
P4631-03
P4639
P4631-01
P4631-10
2345 7 128 9 10 11
WAVELENGTH (µm)
Thermoelectrically cooled type
(Typ.)
KIRDB0188EB
■■
■
Dimensional outlines (unit: mm)
■■
(4 ×) 3.2 DEPTH 14.5 + M3 DEPTH 5
(MOUNTING THREADED HOLE)
45
26
20
26
40
G6122/-03, G6126, P4638, P4639, P4631/-01
ACTIVE AREA
PHOTOSENSITIVE
SURFACE
3.3 ± 0.2
0.7 ± 0.4
27.2
75.2
75.2
(4 ×) M3 DEPTH 5
(MOUNTING THREADED HOLE)
BNC CONNECTOR
(SIGNAL OUTPUT)
20
2
26.5
12
6-PIN CONNECTOR
(VOLTAGE INPUT)
KIRDA0009EE
2

Infrared detector module with preamp
(4 ×) 3.2 DEPTH 24.5 + M3 DEPTH 5
(MOUNTING THREADED HOLE)
ACTIVE AREA
8
45
34
PHOTOSENSITIVE
SURFACE
Thermoelectrically cooled type
P4631-03
4.6 ± 0.5
(unit: mm)
20
3
3177
45
(4 ×) 3.2 DEPTH 24.5 + M3 DEPTH 5
(MOUNTING THREADED HOLE)
8
ACTIVE AREA
66.5
0.2 ± 0.4
64.5
(4 ×) M3 DEPTH 5
(MOUNTING THREADED HOLE)
P4631-04
4.6 ± 0.5
132.5
66
62
20
OFFSET ADJUSTMENT SCREW
2
BNC CONNECTOR
(SIGNAL OUTPUT)
12
6-PIN CONNECTOR
(VOLTAGE INPUT)
26.5
KIRDA0137EC
45
34
3
3177
45
PHOTOSENSITIVE
SURFACE
(4 ×) M3 DEPTH 5
(MOUNTING THREADED HOLE)
0.2 ± 0.4
66.5
64.5
116.5
20
50
46
20
2
BNC CONNECTOR
(SIGNAL OUTPUT)
12
6-PIN CONNECTOR
(VOLTAGE INPUT)
26.5
KIRDA0138EC
3

Infrared detector module with preamp
(4 ×) 3.2 DEPTH 14.5 + M3 DEPTH 5
(MOUNTING THREADED HOLE)
ACTIVE AREA
45
26
20
Thermoelectrically cooled type
P4631-10
PHOTOSENSITIVE
SURFACE
(unit: mm)
4.85 ± 0.2
26
40
27.2
0.7 ± 0.4
20
92
92
(4 ×) M3 DEPTH 5
(MOUNTING THREADED HOLE)
BNC CONNECTOR
(SIGNAL OUTPUT)
26.5
12
2
OFFSET VOLTAGE
ADJUSTMENT SCREW
6-PIN CONNECTOR
(VOLTAGE INPUT)
KIRDA0139EC
Handling precaution
The infrared detector modules (TE-cooled type) do not operate if not cooled. Always supply +2.5 V or +4.5 V to cool the
detector element.
Information furnished by HAMAMATSU is believed to be reliable. However, no responsibility is assumed for possible inaccuracies or omissions.
HAMAMATSU PHOTONICS K.K., Solid State Division
1126-1 Ichino-cho, Hamamatsu City, 435-8558 Japan, Telephone: (81) 053-434-3311, Fax: (81) 053-434-5184, http://www.hamamatsu.com
U.S.A.: Hamamatsu Corporation: 360 Foothill Road, P.O.Box 6910, Bridgewater, N.J. 08807-0910, U.S.A., Telephone: (1) 908-231-0960, Fax: (1) 908-231-1218
Germany: Hamamatsu Photonics Deutschland GmbH: Arzbergerstr. 10, D-82211 Herrsching am Ammersee, Germany, Telephone: (49) 08152-3750, Fax: (49) 08152-2658
France: Hamamatsu Photonics France S.A.R.L.: 8, Rue du Saule Trapu, Parc du Moulin de Massy, 91882 Massy Cedex, France, Telephone: 33-(1) 69 53 71 00, Fax: 33-(1) 69 53 71 10
United Kingdom: Hamamatsu Photonics UK Limited: 2 Howard Court, 10 Tewin Road, Welwyn Garden City, Hertfordshire AL7 1BW, United Kingdom, Telephone: (44) 1707-294888, Fax: (44) 1707-325777
North Europe: Hamamatsu Photonics Norden AB: Smidesvägen 12, SE-171 41 Solna, Sweden, Telephone: (46) 8-509-031-00, Fax: (46) 8-509-031-01
Italy: Hamamatsu Photonics Italia S.R.L.: Strada della Moia, 1/E, 20020 Arese, (Milano), Italy, Telephone: (39) 02-935-81-733, Fax: (39) 02-935-81-741
Specifications are subject to change without notice. No patent rights are granted to any of the circuits described herein. ©2003 Hamamatsu Photonics K.K.
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Cat. No. KIRD1036E06
Aug. 2003 DN