TPS851 Просмотр технического описания (PDF) - Toshiba
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TPS851 Datasheet PDF : 12 Pages
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TPS851
Electrical and Optical Characteristics (Ta = 25°C)
Characteristics
Symbol
Test Condition
Min Typ. Max Unit
Supply voltage
Supply current
Light current (1)
Light current (2)
Light current (3)
VCC
⎯
2.7
⎯
5.5
V
ICC
VCC = 3 V, EV = 1000 lx
RL = 1 kΩ
(Note 2) ⎯
620
⎯
μA
VCC = 3 V, EV = 100 lx
IL (1)
⎯
62
⎯
μA
(Note 2), (Note 4)
VCC = 3 V, EV = 10 lx
IL (2)
3.7
⎯
7.4
μA
(Note 3), (Note 4)
VCC = 3 V, EV = 100 lx
IL (3)
37
⎯
74
μA
(Note 3), (Note 4)
Light current ratio
Dark current
Saturation output voltage
Peak sensitivity wavelength
Switching time
Rise time
Fall time
IL (1)
IL (3)
ILEAK
VO
λp
tr
tf
⎯
⎯
1.2
1.7
VCC = 3.3 V, EV = 0 lx
⎯
⎯ 0.17 μA
VCC = 3 V, RL = 150 kΩ, EV = 100 lx
2.2 2.35 ⎯
V
(Note 3)
⎯
⎯
600
⎯
nm
VCC = 3 V, RL = 5 kΩ, VOUT = 1.5 V
⎯
0.07
1
ms
(Note 5) ⎯
0.4
2
Note 2: CIE standard A light source is used (color temperature = 2856K, approximated incandescence light).
Note 3: Fluorescence light is used as light source. However, white LED is substituted in a mass-production process.
IL (3) classification IL A: 37 μA to 62 μA
Note 4: Light current measurement circuit
Light
source
EV
VCC
IL
TPS851
OUT
A
Note 5: Rise time/fall time time measurement method
IF
Pulse drive
White LED
VCC
TPS851
VOUT
RL
IF
1.5 V
VOUT
GND
tr
90%
10%
tf
2
2008-07-10
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