CYN17XM, CNY17FXM, MOC810XM — Phototransistor Optocouplers
Typical Performance Characteristics
(Continued)
Fig. 8 LED Forward Voltage vs. Forward Current
Fig. 7 Normalized t
off
vs. R
BE
1.4
1.8
NORMALIZED t
off
– (t
off(R
BE
)
/ t
off(open)
)
1.3
1.2
1.7
V
F
– FORWARD VOLTAGE (V)
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
10
100
1000
10000
100000
V
CC =
10V
I
C
= 2mA
R
L
= 100Ω
1.6
1.5
1.4
T
A
= -55°C
1.3
T
A
= 25°C
1.2
T
A
= 100°C
1.1
R
BE
– BASE RESISTANCE (k
Ω)
1.0
1
10
100
I
F
– LED FORWARD CURRENT (mA)
Fig. 9 Collector-Emitter Saturation Voltage vs Collector Current
V
CE (SAT)
- COLLECTOR-EMITTER SATURATION VOLTAGE (V)
100
T
A
= 25˚C
10
1
I
F
= 2.5mA
0.1
0.01
I
F
= 5mA
I
F
= 10mA
I
F
= 20mA
0.001
0.01
0.1
1
10
I
C
- COLLECTOR CURRENT (mA)
V
CC
INPUT PULSE
10%
OUTPUT PULSE
90%
I
F
INPUT
I
C
R
L
OUTPUT (V
CE
)
t
d
t
r
t
on
t
s
t
f
t
off
Figure 10. Switching Time Test Circuit
Figure 11. Switching Time Waveforms
©2006 Fairchild Semiconductor Corporation
CYN17XM, CNY17FXM, MOC810XM Rev. 1.0.7
www.fairchildsemi.com
6
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
