4n25m-07 Fairchild Semiconductor, 4n25m-07 Datasheet - Page 5

• Manufacturer Part Number: 4n25m-07
• Description: General Purpose 6-pin Phototransistor Optocouplers
• Manufacturer: Fairchild Semiconductor

©2005 Fairchild Semiconductor Corporation
4NXXM, H11AXM Rev. 1.0.0
1000
100
0.1
10
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
1
0.1
10
Fig. 7 Switching Speed vs. Load Resistor
I
V
T
F
CC
A
= 10 mA
= 25 C
Fig. 9 Normalized t
100
INPUT
= 10 V
R
BE
R-LOAD RESISTOR (k
- BASE RESISTANCE (k
1
I
F
T
off
T
T
1000
R
on
TEST CIRCUIT
r
BE
T
f
off
vs. R
Figure 11. Switching Time Test Circuit and Waveforms
10
I
V
C
CC
10000
BE
= 10V
OUTPUT
R
R
V
I
C
L
L
CC =
Adjust I
= 100
= 2 mA
10 V
F
to produce I
100000
100
C
5
= 2 mA
10000
0.001
1000
0.01
100
0.1
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
10
1
10%
90%
0
10
t
V
T
on
CE
A
= 25 C
Fig. 10 Dark Current vs. Ambient Temperature
= 10 V
20
t
r
WAVE FORMS
Fig. 8 Normalized t
T
100
A
R
BE
- AMBIENT TEMPERATURE ( C)
- BASE RESISTANCE (k
40
t
t
f
off
INPUT PULSE
OUTPUT PULSE
1000
60
on
vs. R
10000
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BE
R
V
I
80
L
CC =
C
= 100
= 2 mA
10 V
100000
100