InGaAs PIN photodiodes
G12180 series
Photosensitive area from
ϕ0.3
mm to
ϕ5
mm
InGaAs PIN photodiodes have large shunt resistance and feature very low noise. Hamamatsu provides various types of
InGaAs PIN photodiodes with photosensitive area from
ϕ
0.3 mm to
ϕ
5 mm.
Features
Low noise, low dark current
Low terminal capacitance
Large photosensitive area
Various photosensitive area sizes available
Applications
Laser monitors
Optical power meters
Laser diode life test
NIR (near infrared) photometry
Optical communications
Specifications/Absolute maximum ratings
Dimensional
outline/
Window
material*
1
Photosensitive
area
Reverse
voltage
V
R
max
(V)
20
10
5
2
drop in product quality. Always be sure to use the
-40 to +100
-55 to +125
260 °C
or less,
within 10 s
Absolute maximum ratings
Operating
Storage
temperature temperature
Topr
Tstg
(°C)
(°C)
Type no.
Package
Cooling
Soldering
conditions
(mm)
G12180-003A
ϕ
0.3
G12180-005A
(1)/K
TO-18
ϕ
0.5
G12180-010A
ϕ
1
Non-cooled
G12180-020A
ϕ
2
(2)/K
TO-5
G12180-030A
ϕ
3
G12180-050A
(3)/K
TO-8
ϕ
5
*1:
K: borosilicate glass with anti-reflective coating (optimized for 1.55
μm
peak)
Note: Exceeding the absolute maximum ratings even momentarily may cause a
product within the absolute maximum ratings.
Electrical and optical characteristics (Typ. Ta=25
°C,
unless otherwise noted)
Peak
Spectral sensi-
response tivity
range wave-
λ
length
λp
Dark
current
I
D
V
R
=5 V
Cutoff
Terminal
Shunt
Temper- frequency
Detectivity
capacitance
resistance
fc
ature
Ct
D
*
Rsh
coefficient V
R
=5 V
λ=λp
V
R
=5 V
V
R
=10 mV
of dark R
L
=50
Ω
f=1 MHz
current
-3 dB
∆T
ID
Min. Typ. Typ. Max. Min. Typ. Min.
Typ.
1/2
(MHz) (MHz) (pF) (pF) (MΩ) (MΩ) (cm·Hz /W) (cm·Hz
1/2
/W)
450 600
5
7.5 200 1000
160 200 15
20
80 400
25
60
55 120 25 125
2.4 × 10
12
6.3 × 10
12
1.09
4*
3
13*
3
250*
3
800*
3
6.5 30
2.5*
3
7*
3
450*
3
1500*
3
4
20
3
3*
3
1000*
3
7000*
3
1.3
0.5*
6.5
Noize
equivalent
power
NEP
λ=λp
Typ.
(W/Hz
1/2
)
4.2 × 10
-15
7 × 10
-15
1.4 × 10
-14
2.8 × 10
-14
4.4 × 10
-14
7 × 10
-14
Max.
(W/Hz
1/2
)
1.2 × 10
-14
1.9 × 10
-14
3.8 × 10
-14
7.5 × 10
-14
1.1 × 10
-13
1.9 × 10
-13
Photosensitivity
S
Type no.
G12180-003A
G12180-005A
G12180-010A
G12180-020A
G12180-030A
G12180-050A
*2:
V
R
=1 V
*3:
V
R
=1 V, f=1 MHz
1.3
μm
λ=λp
Min. Typ. Min. Typ. Typ. Max.
(μm) (μm) (A/W) (A/W) (A/W) (A/W) (nA) (nA)
0.1 0.5
0.15 0.75
0.8
4
0.9 to 1.7 1.55 0.8 0.9 0.9 1.1
2
1.5* 7.5*
2
2.5*
2
12.5*
2
5*
2
25*
2
1