EE-SY110/113/171
Compact Reflective Phototransistor
Output
Low-profiled model with an overall
height of only 3 mm (EE-SY171)
Models with a circuit integrated into
molded housing provide special cost
advantages (EE-SY110/113)
Model with a filter reduces effects of
external visible light (EE-SY113)
Ordering Information
Appearance Sensing method Sensing
distance Sensing object Output
configuration Weight Part number
Reflective 3.5 mm White paper with
reflection factor
o
f
9
0
%
Phototransistor 0.3 g EE-SY171
4.4 mm
o
f
9
0
%
Approx. 0.5 g EE-SY113
5mm Approx. 0.4 g EE-SY110
Specifications
ABSOLUTE MAXIMUM RATINGS (TA=25
°C)
Item Symbol Rated value
Input Forward current IF50 mA*
Pulse forward current IFP 1A**
Reverse voltage VR4V
Output Collector-emitter voltage VCEO 30 V
Collector current IC20 mA
Collector dissipation PC100 mW*
Ambient temperature Operating Topr -40°Cto85
°C (-40°F to 185°F)
Storage Tstg -40°Cto85
°C (-40°F to 185°F)
*Refer to Engineering Data if the ambient temperature is not within the normal room temperature range.
**This value was measured with a pulse width of 10 µs and a repeating frequency of 100 Hz.
EE-SY110/113/171 EE-SY110/113/171
CHARACTERISTICS (TA=25
°C)
Item Symbol EE-SY110 EE-SY171 EE-SY113
Value Condition Value Condition Value Condition
Emitter Forward
voltage VF1.5 V max. IF=30mA 1.5 V max. IF=30mA 1.5 V max. IF=30mA
Reverse
current IR10 µAmax. VR=4V 10 µAmax. VR=4V 10 µAmax. VR=4V
Peak emission
wavelength λp(L) 940 nm typ. IF=20mA 940 nm typ. IF=20mA 940 nm typ. IF=20mA
Receiver Dark current ID200 nA max. VCE =10V
0
l
x200 nA max. VCE =10V
0
l
x200 nA max. VCE =10V
0
l
x
Peak spectral
sensitivity
wavelength
λp(P) 850 nm typ. VCE =10V 850 nm typ. VCE =10V 850 nm typ. VCE =10V
Combination Light current IL200 to
2,000 µAIF=20mA
VCE =10V
White paper
with a
reflection
factor of
90% at a
distance of
5mm
50 to 500 µA IF=20mA
VCE =10V
White paper
with a
reflection
factor of
90% at a
distance of
3.5 mm
160 to
1,600 µAIF=20mA
VCE =10V
White paper
with a
reflection
factor of
90% at a
distance of
4.4 mm
Leakage
current ILEAK 2µAmax. IF=20mA
VCE =10V* 200 nA max. IF=20mA
VCE =10V* 2µAmax. IF=20mA
VCE =10V*
Rising time** tr 30 µstyp. VCC =5V
R
L
=
1
k
30 µstyp. VCC =5V
R
L
=
1
k
30 µstyp. VCC =5V
R
L
=
1
k
Falling time** tf 30 µstyp. RL=1k
IL=1mA 30 µstyp. RL=1k
IL=1mA 30 µstyp. RL=1k
IL=1mA
*The sensing object reflects no light.
**The following illustrations show the rising time, tr, and the falling time, tf.
Input VCC
Output
RL
0
0
Input t
Output t
tr
90%
10%
tf
Sensing object
En
g
ineerin
g
Data
Note: The operating conditions of the photomicrosensor must be within the absolute maximum rating ranges.
TEMPERATURE CHARACTERISTICS
INPUT CHARACTERISTICS (TYPICAL)
Ambient temperature TA(°C)
F
Forward current I (mA)
IF,P
c
Forward voltage VF(V)
F
Forward current I (mA)
TA=--30°C
TA=+25°C
TA=+70°C
Collector dissipation PC(mW)
EE-SY110/113/171
EE-SY110/113/171
INPUT/OUTPUT CHARACTERISTICS (TYPICAL)
EE-SY110
Forward current IF(mA)
Light current I ( A)
Lµ
EE-SY171
Light current I ( A)
Lµ
Forward current IF(mA)
TA=25°C
VCE =10V
Sensing object: Paper with
a reflection factor of 90%
Sensing distance: 5 mm
Sensing object: White paper
with a reflection factor of 90%
Sensing distance: 5 mm
VCE =10V
OUTPUT CHARACTERISTICS (TYPICAL)
EE-SY110 EE-SY171
Light current I (mA)
L
Collector-emitter voltage VCE (V)
IF=30mA
IF=20mA
IF=10mA
White paper (reflection
factor: 90%)
Sensing distance:5 mm
IF=40mA
Collector-emitter voltage VCE (V)
Light current I ( A)
Lµ
IF=40mA
IF=30mA
IF=20mA
IF=10 mA
Sensing object: Paper with
a reflection factor of 90%
Sensing distance: 3.5 mm
TA=25°C
LIGHT CURRENT TEMPERATURE DEPENDENCY (TYPICAL)
EE-SY110/113 EE-SY171
Relative light current I (%)
L
Ambient temperature TA(°C)
BasedontheI
Lvalue
at 25 °C as 100%.
Sensing object: White
paper with a reflection
factor of 90%
Relative light current I (%)
L
Ambient temperature TA(°C)
Sensing object: Paper with a reflection
factor of 90%
IF=20mA
VCE =10V
Sending distance: 3.5 mm
IF=20mA
VCE =10V
Sending distance: 5 mm
EE-SY110/113/171 EE-SY110/113/171
LEAKAGE CURRENT
CHARACTERISTICS (TYPICAL)
EE-SY171
Current leakage I (nA)
LEAK
Forward current IF(mA)
Sensing object: Object with no
light reflection
Sensing distance: Infinite
TA=25°C
VCE =10V
SENSING DISTANCE
CHARACTERISTICS 2 (TYPICAL)
EE-SY171
Light current I ( A)
Lµ
Distance d (mm)
(a)
(b)
(c)
(d)
(e)
(f)
TA=25°C
IF=20mA
VCE =10V
a: Aluminum
b: White paper with a
reflection factor of 90%
c: Pink paper
d: OHP
e: Tracing paper
f: Black sponge
EE-SY110
Relative light current I (%)
L
Distance d2(mm)
TA=25°C
IF=20mA
VCE =10V
Moving
direction
d1=3mm
d1=5mm
d1
d2
SENSING DISTANCE
CHARACTERISTICS 1 (TYPICAL)
EE-SY110
Distance d (mm)
Light current I ( A)
Lµ
(b)
(c)
(d)
(a)
(a): 15 x 15 mm2
(b): 10 x 10 mm2
(c): 5 x 5 mm2
(d): 2 x 2 mm2
Sensing object: White paper with a
reflection factor of 90%
TA=25°C
IF=20mA
VCE =10V
SENSING DISTANCE
CHARACTERISTICS (TYPICAL)
EE-SY171
Distance d (mm)
Light current I ( A)
Lµ
TA=25°C
IF=20mA
VCE =10V
Paper with a
reflection factor
of 90%
Tracing paper
OHP sheet
Black paper
d
EE-SY171
Relative light current I (%)
L
Distance d2(mm)
TA=25°C
IF=20mA
VCE =10V
Sensing object: Paper with
a reflection factor of 90%
d1
d2
d1=3mm
d1=4mm
d1=5mm
EE-SY110/113/171
EE-SY110/113/171
SWITCHING CHARACTERISTICS (RISE TIME, TYPICAL)
EE-SY110/113
Light current IL(µA)
RL=1k
RL= 470
RL=100
d
90%
10%
t
tf
0
0Input
Output
Input IL
RL
Vcc
OUT
TA=25°C
VCE =10V RL=4.7k
Rising time tr ( s)
µ
EE-SY171
Rising time tr ( s)
Light current IL(µA)
RL=4.7 k
RL=1k
RL= 470
RL= 100
TA=25°C
VCE =10V
Sensing distance:
3.5 mm
Sensing object: Paper
with a reflection factor
of 90%
µ
SWITCHING CHARACTERISTICS (FALL TIME, TYPICAL)
EE-SY110/113
Falling time tf ( s)µ
Light current IL(µA)
d
90%
10% t
0tr
0t
RL=4.7k
RL=1k
RL= 470
RL= 100
Input
Output
Input ILVcc
OUT
TA=25°C
VCE =10V
EE-SY171
Light current IL(µA)
Falling time tf ( s)
RL=4.7k
RL=1k
RL= 470
RL= 100
µ
Sensing distance: 3.5 mm
Sensing object: Paper with
a reflection factor of 90%
TA=25 °C
VCE =10V
SENSING ANGLE CHARACTERISTICS (TYPICAL)
EE-SY110
Relative light current I (%)
L
VCE =10V
IF=20mA
Sensing object:
White paper with a
reflection factor of
90%
d
0
Sensing distance: 5 mm
Angle deviation Θ(°)
+θ−θ
EE-SY171
d
TA=25 °C
IF=20mA
VCE =10V
Sensing object:
Paper with a reflection
factor of 90%
0
Relative light current I (%)
L
Angle deviation Θ(°)
+θ
−θ
Sensing distance: 5 mm
EE-SY110/113/171 EE-SY110/113/171
Dimensions
Unit: mm (inch)
EE-SY171
14
4.2
E
3
2.5
15
3
1
K
A
C
5.5
Two, 2 dia.
Two, 1.2 dia.
Anode mark
0°to 30°
Four, 0.5
Four, 0.25
Internal Circuit
(All Models)
Terminal No. Name
A Anode
K Cathode
C Collector
E Emitter
A
K
C
E
EE-SY113
12
0.7
6.2 2.5
6
2.4
15.2
15 to 18
K
E
C
A
Four, 0.5
EE-SY110
12
4.6
4.5
2.5
0.6
2.5
4.81.9 0.6
0.5
15 to 18
3
E
K
A
C
Θ=0to13
°
15.2±0.2
8+0
-- 0.2
Four, 0.5
Four, R1.5
Four, 0.25
Θ
Θ
EE-SY110/113/171
EE-SY110/113/171
Precautions
Refer to the Technical Information Section for general precautions.
Cat. No. EO5DAX4 1/99 Specifications subject to change without notice. Printed in U.S.A.
OMRON ELECTRONICS, INC.
OneEastCommerceDrive
Schaumburg, IL 60173
NOTE: DIMENSIONS SHOWN ARE IN MILLIMETERS. To convert millimeters to inches divide by 25.4.
1-800-55-OMRON
OMRON CANADA, INC.
885 Milner Avenue
Scarborough, Ontario M1B 5V
8
416-286-6465