4N25SM Fairchild Semiconductor, 4N25SM Datasheet - Page 4

• Manufacturer Part Number: 4N25SM
• Description: Transistor Output Optocouplers PHOTO TRANS
• Manufacturer: Fairchild Semiconductor

Specifications of 4N25SM

• Maximum Input Diode Current: 60 mA
• Maximum Reverse Diode Voltage: 6 V
• Output Device: Transistor With Base
• Output Type: DC
• Configuration: 1
• Input Type: DC
• Maximum Collector Emitter Voltage: 30 V
• Maximum Collector Emitter Saturation Voltage: 500 mV
• Isolation Voltage: 5250 Vrms
• Maximum Forward Diode Voltage: 1.5 V
• Maximum Power Dissipation: 150 mW
• Maximum Operating Temperature: + 100 C
• Minimum Operating Temperature: - 40 C
• Package / Case: PDIP SMD White
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 4N25SM_NL

©2005 Fairchild Semiconductor Corporation
4NXXM, H11AXM Rev. 1.0.2
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
Normalized to
I
T
Fig. 1 LED Forward Voltage vs. Forward Current
F
A
= 10 mA
= 25 C
-40
Fig. 5 CTR vs. RBE (Saturated)
I
F
T
-20
A
- LED FORWARD CURRENT (mA)
- AMBIENT TEMPERATURE ( C)
R
BE
I
F
- BASE RESISTANCE (k
= 20 mA
0
I
F
= 10 mA
100
10
20
T
T
T
I
A
A
A
I
F
F
= -55 C
= 25 C
= 100 C
I
= 5 mA
I
= 10 mA
F
F
= 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
Fig. 2 Normalized CTR vs. Forward Current
= 25 C
2
= 5.0V
I
F
= 5 mA
Fig. 4 CTR vs. RBE (Unsaturated)
I
4
F
= 10 mA
I
C
I
I
F
- COLLECTOR CURRENT (mA)
F
R
vs. Collector Current
= 2.5 mA
6
- FORWARD CURRENT (mA)
BE
0.1
- BASE RESISTANCE (k
8
I
F
= 10 mA
100
10
I
F
V
= 5 mA
CE
12
I
= 5.0 V
F
= 20 mA
1
14
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Normalized to
I
F
16
= 10 mA
18
1000
20
10