FOD814A300 Datasheet, PDF (7/12 Pages) Fairchild Semiconductor – 4-Pin High Operating Temperature Phototransistor Optocouplers

Typical Electrical/Optical Characteristics (Continued) (T_A = 25°C Unless otherwise specified.)
Fig. 13 Response Time
vs. Load Resistance
100
V_CE = 2V
50 _{Ic= 2mA}
Ta = 25°C
20
tr
10
tf
5
td
2
ts
1
0.5
0.2
0.1
0.1 0.2 0.5 1 2 5 10
LOAD RESISTANCE RL (kΩ)
Fig. 14 Frequency Response
VCE = 2V
Ic = 2mA
0
Ta = 25°C
RL=10k
1k
100
-10
-20
0.2 0.5 15 2 10
100
FREQUENCY f (kHz)
1000
Fig. 15 Collector Dark Current
10000
vs. Ambient Temperature
1000
V_CE = 20V
100
10
1
0.1
0.01
-60 -40 -20 0 20 40 60 80 100 120
AMBIENT TEMPERATURE TA (°C)
Test Circuit for Response Time
Input ^RD
Vcc
Input
Output
R_{L Output}
td
tr
10%
90%
ts
tf
Test Circuit for Frequency Response
Vcc
R_D
R_L
Output
©2006 Fairchild Semiconductor Corporation
FOD814 Series, FOD817 Series Rev. 1.1.5
7
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