Datasheet

Photomicrosensor (Actuator Mounted)
EE-SA102
Be sure to read Precautions on page 25.
■ Dimensions
■ Features
Note: All units are in millimeters unless otherwise indicated.
• An actuator can be attached.
• PCB mounting type.
• High resolution with a 0.5-mm-wide aperture.
17
■ Absolute Maximum Ratings (Ta = 25°C)
Item
6
Emitter
0.5±0.1
13.5
Optical
axis
11
Two, R1
Detector
6.2±0.5
2.5
Two, 0.7
Four, 0.25
1.25±0.1
Four, 0.5
Cross section AA
Cross section BB
Internal Circuit
Ambient temperature
5±0.1
K
C
Symbol
IF
50 mA
(see note 1)
Pulse forward current
IFP
1A
(see note 2)
Reverse voltage
VR
4V
Collector–Emitter
voltage
VCEO
30 V
Emitter–Collector
voltage
VECO
---
Collector current
IC
20 mA
Collector dissipation
PC
100 mW
(see note 1)
Operating
Topr
–25°C to 85°C
Storage
Tstg
–30°C to
100°C
Tsol
260°C
(see note 3)
Soldering temperature
0
Two, 0.7−0.1
dia.
60°
1.8+0.1
−0.05dia.
Two, R0.2
A
E
R3
0.4
3
Terminal No.
Name
A
K
C
Anode
Cathode
Collector
E
Emitter
Two, R0.2
Two, R0.2
0.5
Rated value
Forward current
Note: 1. Refer to the temperature rating chart if the ambient temperature exceeds 25°C.
2. The pulse width is 10 μs maximum with a frequency of
100 Hz.
3. Complete soldering within 10 seconds.
Part C
Unless otherwise specified,
the tolerances are ±0.2 mm.
■ Electrical and Optical Characteristics (Ta = 25°C)
Item
Emitter
Forward voltage
Symbol
Value
VF
1.2 V typ., 1.5 V max.
Condition
IF = 30 mA
Reverse current
IR
0.01 μA typ., 10 μA max.
VR = 4 V
Peak emission wavelength
λP
940 nm typ.
IF = 20 mA
Light current
IL
0.5 mA min., 14 mA max.
IF = 20 mA, VCE = 10 V
Dark current
ID
2 nA typ., 200 nA max.
VCE = 10 V, 0 lx
Leakage current
ILEAK
---
---
Collector–Emitter saturated voltage
VCE (sat)
0.1 V typ., 0.4 V max.
IF = 20 mA, IL = 0.1 mA
Peak spectral sensitivity wavelength
λP
850 nm typ.
VCE = 10 V
Rising time
tr
4 μs typ.
VCC = 5 V, RL = 100 Ω, IL = 5 mA
Falling time
tf
4 μs typ.
VCC = 5 V, RL = 100 Ω, IL = 5 mA
Detector
98
EE-SA102 Photomicrosensor (Actuator Mounted)
■ Engineering Data
Ta = 25°C
Ta = 70°C
IF = 30 mA
IF = 20 mA
IF = 10 mA
Collector−Emitter voltage VCE (V)
Response time tr, tf (μs)
VCC = 5 V
Ta = 25°C
Ambient temperature Ta (°C)
Sensing Position Characteristics
(Typical)
IF = 20 mA
VCE = 10 V
Ta = 25°C
(Center of
optical axis)
Relative light current IL (%)
Response Time vs. Load Resistance Characteristics (Typical)
VCE = 10 V
0 lx
IF = 20 mA
VCE = 5 V
Ambient temperature Ta (°C)
Sensing Position Characteristics
(Typical)
120
80
Response Time Measurement
Circuit
d
60
40
20
0
−2.0
Load resistance RL (kΩ)
IF = 20 mA
VCE = 10 V
Ta = 25°C
100
(Center of optical axis)
IF = 40 mA
Dark Current vs. Ambient
Temperature Characteristics
(Typical)
Dark current ID (nA)
IF = 50 mA
Forward current IF (mA)
Forward voltage VF (V)
Relative Light Current vs. Ambient Temperature Characteristics
(Typical)
Relative light current IL (%)
Light current IL (mA)
Ta = 25°C
Ta = 25°C
VCE = 10 V
Light current IL (mA)
Ta = −30°C
Ambient temperature Ta (°C)
Light Current vs. Collector−Emitter
Voltage Characteristics (Typical)
Light Current vs. Forward Current
Characteristics (Typical)
Relative light current IL (%)
PC
Forward current IF (mA)
IF
Forward current IF (mA)
Forward Current vs. Forward
Voltage Characteristics (Typical)
Collector dissipation PC (mW)
Forward Current vs. Collector
Dissipation Temperature Rating
Distance d (mm)
−1.5
−1.0
−0.5
0
0.5
1.0
1.5
2.0
Distance d (mm)
Actuator Dimensions
Input
Output
2.5±0.2 dia.
90 %
10 %
0
1.6−0.1
dia.
13.7±0.1
Input
17±0.2
Output
Note: 1. Make sure that the portions marked with dotted lines have no burrs.
2. The material of the actuator must be selected by considering the infrared
permeability of the actuator.
EE-SA102 Photomicrosensor (Actuator Mounted)
99
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