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

• 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
Typical Performance Curves
1.8
1.7
1.6
1.5
1.4
1.3
1.2
1.1
1.0
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
1.4
1.2
1.0
0.8
0.6
0.4
0.2
-60
10
1
Fig. 3 Normalized CTR vs. Ambient Temperature
Fig. 1 LED Forward Voltage vs. Forward Current
-40
Normalized to
I
T
F
A
= 10 mA
= 25 C
I
Fig. 5 CTR vs. RBE (Saturated)
F
T
-20
A
- LED FORWARD CURRENT (mA)
- AMBIENT TEMPERATURE ( C)
R
BE
- BASE RESISTANCE (k
I
F
0
= 20 mA
I
F
= 10 mA
100
10
20
T
T
T
A
A
A
I
F
I
= -55 C
= 25 C
= 100 C
I
F
= 5 mA
F
I
F
= 10 mA
= 20 mA
= 5 mA
40
60
V
CE
80
= 0.3 V
1000
100
100
4
0.001
0.01
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0.0
100
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0.1
10
1
0.01
10
0
I
F
T
V
T
A
A
= 20 mA
CE
= 25˚C
Fig. 6 Collector-Emitter Saturation Voltage
= 25 C
2
Fig.2 Normalized CTR vs. Forward Current
= 5.0V
I
F
= 5 mA
I
Fig. 4 CTR vs. RBE (Unsaturated)
F
4
= 10 mA
I
C
I
I
- COLLECTOR CURRENT (mA)
F
R
F
vs. Collector Current
6
= 2.5 mA
- FORWARD CURRENT (mA)
BE
0.1
- BASE RESISTANCE (k
8
I
F
= 10 mA
100
10
I
F
V
= 5 mA
CE
12
= 5.0 V
I
F
1
= 20 mA
14
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Normalized to
I
F
16
= 10 mA
18
1000
20
10