RPI-0125 Datasheet, PDF (1/2 Pages) Rohm – Photointerrupter, Ultraminiature SMD type

RPI-0125
Photointerrupter, Ultraminiature SMD type
Absolute maximum ratings (Ta=25°C)
Parameter
Symbol
Limits
Unit
Forward current
IF
50
mA
Reverse voltage
VR
5
V
Power dissipation
PD
80
mW
Collector-emitter voltage
VCEO
30
V
Emitter-collector voltage
VECO
4.5
V
Collector current
IC
30
mA
Collector power dissipation
PC
80
mW
Operating temperature
Topr
−25 to +85
°C
Storage temperature
Tstg
−30 to +85
°C
Applications
DSC(Digital steal camera)
DVC(Digital video camera)
Digital handy phone
Features
1) Ultra-small.
2) Gap 1.2mm.
Electrical and optical characteristics (Ta=25°C)
Parameter
Symbol Min. Typ. Max. Unit
Conditions
Forward voltage
VF
− 1.3 1.6 V IF=50mA
Reverse current
IR
−
−
10 µA VR=5V
Dark current
ICEO
−
−
0.5 µA VCE=10V
Peak sensitivity wavelength
λP
− 800 − nm
−
Collector current
IC
0.45 − 4.95 mA VCE=5V, IF=20mA
Collector-emitter saturation voltage VCE(sat) −
−
0.4
V IF=20mA, IC=0.1mA
Rise time
Response time
Fall time
tr
−
10
−
µs
tf
−
10
−
VCC=5V, IF=20mA, RL=100Ω
µs
A
0.45 − 2.33
IC
mA VCE=5V, IF=20mA
B
0.95 − 4.95
Cut-off frequency
Peak light emitting wavelength
fC
−
1
−
MHz _IF=50mA
λP
− 950 −
nm ^{∗ Non-coherent Infrared light emitting diode used.}
Response time
tr tf
−
10
−
µs ^{VCC=5V, IC=1mA, RL=100Ω}
∗ This product is not designed to be protected against electromagnetic wave.
Maximum sensitivity wavelength
λP
− 800 − nm
−
Electrical and optical characteristics curves
125
100
d
75
50
25
00
0.5 1.0 1.5 2.0 2.5 3.0
DISTANCE : d (mm)
Fig.1 Relative output current vs.
distance ( )
125
100
75
50
25
0
0
0.5
1.0
1.5
2.0
DISTANCE : d (mm)
Fig.4 Relative output current vs.
distance ( )
50
40
30
20
10
0
−20 0 20 40 60 80 100
AMBIENT TEMPERATURE : Ta (°C)
Fig.2 Forward current falloff
120
100
PD PC
80
60
40
20
0 _{−20 0 20 40 60 80 100}
AMBIENT TEMPERATURE : Ta (°C)
Fig.5 Power dissipation / collector power
dissipation vs. ambient temperature
50
−25°C
0°C
40
25°C
50°C
75°C
30
20
10
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8
FORWARD VOLTAGE : VF (V)
Fig.3 Forward current vs. forward
voltage
100
80
60
40
20
VCE= 5V
0
IF= 20mA
−25
0
25 50 75 100
AMBIENT TEMPERATURE : Ta (°C)
Fig.6 Relative output vs. ambient
temperature
External dimensions (Unit : mm)
(4-0.3)
(4-0.35)
Recommended Pad Layout
3.2
0.85
1.0 1.6
(2-0.1)
3 . 6 ±0 . 3
Gap
1 . 2 ±0 . 3
C0.2
A
A
2-R0.3
(2.90)
(1.28)
Cross-section A-A
2.6
0.3
C0.4
Optical axis center
Emitter
Cathode
Collector Anode
Notes:
1. Unspecified tolerance
shall be ±0.2 .
2. Dimension in parenthesis are
show for reference.
5
4
3
2
1
0
0
5
10
15
20
25
FORWARD CURRENT : IF (mA)
Fig.7 Collector current vs.
forward current
7
6
IF=30mA
5
25mA
4
20mA
3
15mA
2
10mA
1
5mA
00
2
4
6
8
10
COLLECTOR TO EMITTER VOLTAGE: VCE (V)
Fig.10 Output characteristics
100
RL=1kΩ
10
RL=500Ω
RL=100Ω
1
0.05 0.1
1
10
COLLECTOR CURRENT : IC (mA)
Fig.8 Response time vs.
collector current
Input VCC
1000
100
VCE=30V
VCE=20V
10
VCE=10V
1
0.1
−25 0
25 50 75 100
AMBIENT TEMPERATURE : Ta (°C)
Fig.9 Dark current vs.
ambient temperature
Input
Output
RL
90%
Output
td
tr
10%
tf
td : Delay time
t r :Rise time (time for output current to rise from
10% to 90% of peak current)
t f : Fall time (time for output current to fall from 90%
to 10% of peak current)
Fig.11 Response time measurement circuit