TPS855 データシートの表示（PDF） - Toshiba
部品番号
コンポーネント説明
メーカー
TPS855 Datasheet PDF : 8 Pages
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1
Ta = 25°C
Spectral response
0.8
(typ.)
0.6
0.4
0.2
0
200
400
600
800
1000
1200
Wavelength λ (nm)
Measurement Circuits
Light
VCC
IL
TPS855(F)
OUT
A
TPS855(F)
Radiation pattern - horizontal direction
(typ.)
Ta = 25°C
20° 10° 0° 10° 20°
30°
30°
40°
40°
50°
50°
60°
60°
70°
70°
80°
80°
90°
90°
0 0.2 0.4 0.6 0.8 1.0
Relative sensitivity
Radiation pattern - vertical direction
(typ.)
Ta = 25°C
20° 10° 0° 10° 20°
30°
30°
40°
40°
50°
50°
60°
60°
70°
70°
80°
80°
90°
90°
0 0.2 0.4 0.6 0.8 1.0
Relative sensitivity
VCC
ILEAK
TPS855(F)
OUT
A
Figure 1 Light current measurement circuit
Light
ICC
A
VCC
TPS855(F)
OUT
RL
Figure 2 Dark current measurement circuit
Light
VCC
TPS855(F)
RL V VO
Figure 3 Consumption current measurement circuit Figure 3 Output voltage measurement circuit
Pulse drive
White LED
VCC
TPS855(F)
OUT
RL
IF
td
ts
2.5 V
VOUT
GND
tr
tf
Figure 5 Switching measurement circuit and waveform
7
90%
10%
2007-10-01
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