S4349 Datasheet, PDF (1/2 Pages) Hamamatsu Corporation – Si PIN photodiode

PHOTODIODE
Si PIN photodiode
S4349
Quadrant Si PIN photodiode
S4349 is a quadrant Si PIN photodiode having sensitivity in the UV to near IR spectral range. A quadrant element format allows position sensing
such as for laser beam axis alignment.
Features
l Quadrant (2 × 2) element format
l Low cross-talk: 2 % Max.
l Wide spectral response range: 190 to 1000 nm
l High-speed response: fc=20 MHz
l TO-5 metal package
Applications
l Laser beam axis alignment
l Position sensing
s General ratings
Parameter
Window material
Active area
Element gap
Symbol
-
A
-
s Absolute maximum ratings
Parameter
Symbol
Reverse voltage
VR Max.
Operating temperature
Topr
Storage temperature
Tstg
Value
Quartz glass
3.0/4 element
100
Value
20
-20 to +60
-55 to +80
s Electrical and optical characteristics (Ta=25 °C, per 1 element)
Parameter
Symbol
Condition
Spectral response range
λ
Peak sensitivity wavelength λp
Photo sensitivity
S λ=λp
Dark current
ID VR=5 V
Temperature coefficient of ID TCID
Cut-off frequency
fc
VR=5 V, RL=50 Ω
λ=780 nm, -3 dB
Terminal capacitance
Ct VR=5 V, f=1 MHz
Noise equivalent power
NEP VR=5 V, λ=λp
Cross-talk
CL VR=5 V, λ=780 nm
Typ.
190 to 1000
720
0.45
0.01
1.12
20
25
4.0 × 10^-15
-
Max.
-
-
-
0.2
-
-
-
-
2
Unit
-
mm
µm
Unit
V
°C
°C
Unit
nm
nm
A/W
nA
times/°C
MHz
pF
W/Hz^1/2
%
1