Datasheet
EE-SX4320
2
*2. The value of the response frequency is measured by rotating the
disk as shown below.
*3. The following illustrations show the definition of response delay
time.
Engineering Data (Reference value)
0.5 mm
2.1 mm
Disk
0.5 mm
t
t
Input
0
Output
0
t
PLHtPHL
Fig 1.
Forward Current vs. Collector
Dissipation Temperature Rating
Fig 2. Forward Current vs. Forward
Voltage Characteristics (Typical)
Fig 3. LED Current vs. Supply Voltage
(Typical)
Fig 4.
LED Current vs. Ambient
Temperature Characteristics (Typical)
Fig 5. Low-level Output Voltage vs.
Output Current (Typical)
Fig 6.
Low-level Output Voltage vs.
Ambient Temperature Characteristics
(Typical)
Fig 7.
Current Consumption vs. Supply
Voltage (Typical)
Fig 8.
Response Delay Time vs.
Forward Current (Typical)
Fig 9.
Repeat Sensing Position
Characteristics (Typical)
POUT
60
50
40
30
20
10
0
120
100
80
60
40
20
0
-40 -20 0 20 40 60 80 100
I
F
Ambient temperature Ta (ºC)
Forward current IF (mA)
Output allowable dissipation P
OUT (mW)
30
25
20
15
10
5
0
0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6
Forward voltage V
F (V)
Forward current IF (mA)
Ta = -30°C
Ta = +25°C
Ta = +70°C
021453678910
Ta = 25°C
R
L
= 4.7 kΩ
I
FT
ON
I
FT
OFF
0
0.5
1
1.5
2
I
CC
I
F
V
CC
GND
OUT
R
L
V
OUT
Supply voltage V
CC
(V)
LED current I
FT
(mA)
-40 -20 20 400 60 80 100
Vcc = 5 V
R
L = 4.7 kΩ
I
FT ON
I
FT OFF
0
0.5
1
1.5
2
Ambient temperature Ta (ºC)
ICCIF
VCC
GND
OUT
R
L
VOUT
LED current IFT (mA)
1
0.1
0.01
0.001
110
Ta = 25ºC
VCC = 5 V
I
OL = 8 mA
I
F = 7 mA
VCC
IOUT
GND
OUT
Output current IC (mA)
Low level output voltage VOL (V)
−40 −20
0
20 40 60
80
100
VCC = 5 V
IF = 7 mA
IOL = 8 mA
IOL = 0.5 mA
0
0.02
0.04
0.06
0.08
0.1
0.12
Low level output voltage VOL (V)
Ambient temperature Ta (°C)
ICCIF
VCC
GND
OUT
R
L
VOUT
4
3.5
3
2.5
2
1.5
1
0.5
0
086723451
Ta = 25ºC
I
F
= 0 mA
Supply voltage V
CC
(V)
Current consumption I
CC
(mA)
I
CC
I
F
V
CC
GND
OUT
R
L
V
OUT
tPHL
tPHL
tPLH
tPLH
t
IN
PUT
OUT
PUT
t
IF
40
35
30
25
20
15
10
5
0
0 5 10 15 20 25 30
VCC=5 V
R
L=4.7 kΩ
Ta=25ºC
ICCIF
VCC
GND
OUT
R
L
VOUT
Response delay time tPHL, tPLH (µs)
Forward current IF (mA)
−0.1 0 0.1 0.2 0.3
OFF
(ON)
Ta = 25ºC
I
F
= 5 mA
V
CC
= 5 V
R
L
= 4.7 kΩ
n = repeat 20 times
Distance d (mm)
ON
(
OFF
)
Output transistor
d
Light
baffle
d
1
= 0.005 mm
I
CC
I
F
V
CC
GND
OUT
R
L
V
OUT
(Center of optical axis)