KPT-0004-000 1
ST5870
Photo Transistor
해
Features
• Lensed for high sensitivi ty
• φ5mm(T-13/4) all plastic mold type
• High reliability and stable characteristics
• Visi ble lig ht cut-off type
• With base terminal
Outline Dimensions unit :
mm
22.0 MIN
2.5 2.5 1.0 MIN
1.0 MIN
213
0.5
3
2
5.0±0.2
8.6±0.2
7.8±0.2
5.8±0.2
S
Se
em
mi
ic
co
on
nd
du
uc
ct
to
or
r
PIN Conne ctions
1. Base
2.Collector
3.Emitter
KPT-0004-000 2
ST5870
Absolute maximum ratings
Characteristic Symbol Ratings Unit
Collector-Emitter Voltage VCEO 30 V
Emitter-Collector Voltage VECO 6 V
Collector-Base Voltage VCBO 30 V
Emitter-Base Voltage VEBO 6 V
Collector Current IC 20 mA
Collector Power Dissipation PD 75 mW
Operating Temperature Topr -25～85 ℃
Storage Temperature Tstg -30～100 ℃
*1Soldering Temperature Tsol 260℃ for 5 seconds
*1. Keep the distance mor e than 2.0mm fro m PCB to the bottom of LED package
Electrical Characteristics
Characteristic Symbol Test Condition Min Typ Max Unit
Current Dark Current ICEO V
CEO=10V, Ee=0 - 0.05 0.5 uA
*3Light Current ICEL VCE=5V, Ee≒1mW/㎠ - 5 - mA
Cur r ent-Emitter Satu ration Voltage VCE(sat) IC=0.5㎃, Ee≒1mW/㎠ - 0.18 - V
Rise Time tr 10
Sw itc hing Time Fall Time tf VCC=2V, IC=1mA
R1=100Ω - 10 - us
Spectral Sensitivity λ - 700 ~ 1000 nm
Peak Sensitivity Wavelength λP - - 880 - nm
Half angle θ1/2 - -
±35 - deg
*1. Tolerance = ±30%
KPT-0004-000 3
ST5870
Characteristic Diagrams
Fig.4 ICEO – Ta
Fig. 3 PD – Ta
Fig. 2 ICEL - VCE
Fig. 1 ICEL - Ee
P ower Dissipation PD [mW]
Ambient Temperature Ta [℃]
Relative Intensity [%]
Wavelength λ [nm]
Irradiance Ee [㎽/㎠]
Light Current ICEL [mA]
Fig. 5 Spectrum Sensitivity
Ambient Temperature Ta [℃]
Collector Dark Current ICEO [㎃]
Fig. 6 Sensitivity Diagram
Collector-Emitter Voltage VCE [V]
Light Current ICEL [mA]
10
20
-10
-20
10 0
10
-9
40 60
10
-8
-7
10
-6
10080
Ambient Temperature Ta [℃]
Sensitivity Diagr a m
KPT-0004-000 4
ST5870
Characteristic Diagrams
Fig. 7 ICEL - Ee Fig. 8 Spectrum Sensitivity
Irradiance Ee [㎽/㎠]
Light Current ICEL [mA]
Irradiance Ee [㎽/㎠]
Light Current ICEL [mA]
100K
200
0100
5
10
20
15 200K
300 400
50K
500
RBE=
300K
500K
Fig. 9 Switching Time Test Circuit
100
R2 R1
B
C
광전류
Vcc=2V
입력
tr
td
출력 tf
10%
90%
Ic=2mA
1000 5000 10000
50 100
10 500
20
1
0.5
10
5
