TPS852 Просмотр технического описания (PDF) - Toshiba
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TPS852 Datasheet PDF : 12 Pages
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TPS852
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
ICC
IL (1)
IL (2)
IL (3)
Ta=25℃
2.7
⎯
5.5
V
VCC = 3 V, EV = 1000 lx
RL = 1 kΩ
(Note 2) ⎯
VCC = 3 V, EV = 100 lx
⎯
(Note 2), (Note 4)
480 950 μA
48 91.8 μA
VCC = 3 V, EV = 10 lx
2.7
4.0
5.4
μA
(Note 3), (Note 4)
VCC = 3 V, EV = 100 lx
27
40
54
μA
(Note 3), (Note 4)
Light current ratio
Dark current
Saturation output voltage
Peak sensitivity wavelength
Rise time
Switching time
Fall time
Delay time
Storage time
IL (1)
IL (3)
ILEAK
VO
λp
tr
tf
td
ts
⎯
⎯
1.2
1.7
VCC = 3.3 V, EV = 0
⎯
⎯
0.1
μA
VCC = 3 V, RL = 150 kΩ, EV = 100 lx
2.2 2.35 ⎯
V
(Note 3)
⎯
⎯
600
⎯
nm
⎯
11 1000
VCC = 3 V, RL = 5 kΩ
⎯
(Note 5) ⎯
400 2000
μs
250 ⎯
⎯
35
⎯
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 classification IL (3) → A: 30 μA to 50 μA
Note 4: Light current measurement circuit
Light
source
VCC
IL
TPS852
OUT
A
Note 5: Switching time measurement method
Pulse drive
White LED
VCC
TPS852
OUT
RL
IF
1.5 V
VOUT
GND
tr
td
90%
10%
tf
ts
2
2007-10-01
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