
Photo IC for optical switch
Analog output photo IC for optical switch
S11049-02SB
www.hamamatsu.com
1
The S11049-02SB photo IC is designed for optical switches and provides an analog waveform output proportional to the intensity
of incident pulsed light.
Features
Applications
Large allowable background light level: 4000 lx Min.
High linearity
Low noise: 1.8 mV rms Max.
Optical switch
Optical receivers in various sensor devices
Absolute maximum ratings (Ta=25 °C)
Electrical and optical characteristics (Ta=25 °C, Vcc=5.0 V)
Parameter
Symbol
Value
Unit
Supply voltage
Vcc
-0.5 to +7
V
Power dissipation *1
P
250
mW
Output voltage
Vout
-0.5 to +7
V
Operating temperature
Topr
-25 to +85
°C
Storage temperature
Tstg
-40 to +100
°C
Soldering
-
230 °C, 5 s
-
*
1: Power dissipation decreases at a rate of 3.3 mW/°C above Ta=25 °C
Parameter
Symbol
Condition
Min.
Typ.
Max.
Unit
Spectral response range
λ
-
380 to 1120
-
nm
Peak sensitivity wavelength
λp
-
760
-
nm
Supply voltage
Vcc
4.5
-
5.5
V
Current consumption
Icc
-
2.2
mA
Photo sensitivity
A
λ=950 nm *2
Input signal=100 kHz
Including diffused
reection inside package
120
200
300
V/mW
AC photoelectric sensitivity
linearity
Alin
Input pulse signal 0.01 μW to 4.0 μW *2
-10
-
+10
%
Input pulse signal 4.0 μW to 7.5 μW *2
-50
-
+50
Cut-off frequency
Low band
fc
*2
--
50
kHz
High band
1250
1450
1650
Allowable background light level *3
Pdc
Input pulse signal 2.5 μW *2
4000
6000
-
lx
Output noise voltage (with no input)
VON
*2
-
1.8
mV rms
*2: Measurement circuit (Waveform at terminal Vo is measured)
*3: This is defined as the background light level in the active area at witch the photo IC sensitivity drops by 20%
KPICC0161EB
5 V
Vo
0.1 F
0.01 F
5.1 k
Ω
3.3 k
Ω
Vcc
Out
GND