해
Semiconductor
ST5870
Photo Transistor
Features
•
•
•
•
•
Lensed for high sensitivity
φ5mm(T-1
3
/
4
) all plastic mold type
High reliability and stable characteristics
Visible light cut-off type
With base terminal
Outline Dimensions
unit :
mm
5.8±
0.2
5.0±
0.2
7.8±
0.2
8.6±
0.2
0.5
22.0 MIN
2
3
1 2
3
1.0 MIN
1.0 MIN
PIN Connections
1.
Base
2.Collector
3.Emitter
2.5 2.5
KPT-0004-000
1
ST5870
Absolute maximum ratings
Characteristic
Collector-Emitter Voltage
Emitter-Collector Voltage
Collector-Base Voltage
Emitter-Base Voltage
Collector Current
Collector Power Dissipation
Operating Temperature
Storage Temperature
*
1
Soldering Temperature
Symbol
V
CEO
V
ECO
V
CBO
V
EBO
I
C
P
D
T
opr
T
stg
T
sol
Ratings
30
6
30
6
20
75
-25½85
-30½100
260℃ for 5 seconds
Unit
V
V
V
V
mA
mW
℃
℃
*1. Keep the distance more than 2.0mm from PCB to the bottom of LED package
Electrical Characteristics
Characteristic
Current Dark Current
Symbol
I
CEO
I
CEL
Test Condition
V
CEO
=10V, E
e
=0
V
CE
=5V, E
e
≒1mW/㎠
I
C
=0.5㎃, E
e
≒1mW/㎠
V
CC
=2V, I
C
=1mA
R
1
=100Ω
-
-
-
Min
-
-
-
-
Typ
0.05
5
0.18
10
10
Max
0.5
-
-
-
Unit
uA
mA
V
us
nm
*
3
Light Current
Current-Emitter Saturation Voltage
Switching Time
Rise Time
Fall Time
V
CE(sat)
t
r
t
f
Spectral Sensitivity
Peak Sensitivity Wavelength
Half angle
λ
λ
P
θ
1/2
700 ~ 1000
-
-
880
±35
-
-
nm
deg
*1. Tolerance =
±30%
KPT-0004-000
2
Characteristic Diagrams
Fig. 1 I
CEL
- E
e
Fig. 2 I
CEL
- V
CE
ST5870
Light Current I
CEL
[mA]
Irradiance Ee [½/㎠]
Light Current I
CEL
[mA]
Collector-Emitter Voltage V
CE
[V]
Fig. 3 P
D
– Ta
Fig.4 I
CEO
– Ta
-6
10
Collector Dark Current I
CEO
[㎃]
Power Dissipation P
D
[mW]
-7
10
-8
10
-9
10
-10
10
-
20
0
20
40
60
80
100
Ambient Temperature Ta [℃]
Ambient Temperature Ta [℃]
Fig. 5 Spectrum Sensitivity
Fig. 6 Sensitivity Diagram
Relative Intensity [%]
Ambient Temperature Ta [℃]
Wavelength
λ
[nm]
Sensitivity Diagram
KPT-0004-000
3
ST5870
Characteristic Diagrams
Fig. 7 I
CEL
- Ee
20
Fig. 8 Spectrum Sensitivity
Light Current I
CEL
[mA]
R
BE=
15
Light Current I
CEL
[mA]
500K
300K
200K
100K
20
10
10
50K
5
5
1
0.5
0
100
200
300
400
500
10
50 100
500 1000
5000 10000
Irradiance Ee [½/㎠]
Irradiance Ee [½/㎠]
Fig. 9 Switching Time Test Circuit
Vcc=2V
광전류
C
B
Ic=2mA
입력
90%
R2
R1
100
출력
10 %
t
r
t
d
t
f
KPT-0004-000
4
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