PD49PI Datasheet, PDF (3/3 Pages) Sharp Electrionic Components – High Speed, High Sensitivity Photodiode

Fig. 7 Sensitivity Diagram _{(Ta = 25˚C)}
-20˚ -10˚
0 +10˚ +20˚
100
- 30˚
+ 30˚
80
60
- 40˚
+ 40˚
- 50˚
40
+ 50˚
- 60˚
+ 60˚
20
- 70˚
+ 70˚
- 80˚
+ 80˚
- 90˚
+ 90˚
0
Angular displacement θ
Fig. 9 Responce Time vs. Load Resistance
10²
5 ^{VR= 10V}
T _a= 25˚C
2
10
5
2
10⁰
5
2
10 ^{- 1}
5
2
10 ^{- 2}
10 2
5 10² 2 5 10³ 2 5 10⁴ 2
Load resistance R _L ( Ω )
5 10⁵
q Please refer to the chapter “ Precautions for Use.”
PD49PI/PD481PI
Fig. 8 Relative Output vs. Distance
(Emitter:GL537/GL538
Detector : PD49PI/ PD481PI)
100
GL538
10
GL537
1
0.1
10 ^{- 4}
I_F = 20mA
T _a= 25˚C
10 ^-3
10^{- 2}
10^{- 1}
Distance between emitter and detector
d ( mm )
Test Circuit for Responce Time
Laser diode
Pulse
generator
I_OUT = 0.1mA Input
PD49PI/
PD481PI _{+ 10V}
Output
R_L
Output
t_r
90%
10%
t_f