6N138S Fairchild Semiconductor, 6N138S Datasheet - Page 11

• Manufacturer Part Number: 6N138S
• Description: High Speed Optocouplers HG PHOTO DARL
• Manufacturer: Fairchild Semiconductor

Specifications of 6N138S

• Input Type: DC
• Isolation Voltage: 2500 Vrms
• Maximum Fall Time: 10 us
• Maximum Rise Time: 35 us
• Output Device: Darlington With Base
• Configuration: 1 Channel
• Current Transfer Ratio: 1300 %(Typ)
• Maximum Baud Rate: 0.1 MBps
• Maximum Forward Diode Voltage: 1.7 V
• Maximum Reverse Diode Voltage: 5 V
• Maximum Input Diode Current: 20 mA
• Maximum Power Dissipation: 100 mW
• Maximum Operating Temperature: + 85 C
• Minimum Operating Temperature: - 40 C
• Package / Case: PDIP SMD Black
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

©2005 Fairchild Semiconductor Corporation
6N138, 5N139, NCPL2730, HCPL2731 Rev. 1.0.5
Test Circuits
V
FF
Pulse
Generator
tr = 5ns
Z = 50
10% D.C.
I/ < 100ns
I Monitor
O
f
F
B
A
V
I
F
R
m
I
F
Test Circuit for 6N138 and 6N139
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V
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F
Test Circuit for 6N138, 6N139
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Noise
Shield
Noise
Shield
Pulse Gen
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-
CM
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5
8
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5
Fig. 25 Common Mode Immunity Test Circuit
GND
GND
V
V
V
V
V
V
CC
B
O
CC
B
O
V
CM
Fig. 24 Switching Time Test Circuit
0.1 µF
0.1 µF
10 V
0 V
R
R
L
V
I
V
Switch at A : I = 0 mA
V
Switch at B : I = 1.6 mA
10%
F
T
L
O
O
O
PHL
t
C = 15 pF*
r
+5 V
L
-
V
+5 V
V
O
O
F
F
1.5 V
90%
11
10% DUTY CYCLE
I/f < 100 µS
V
FF
Pulse
Generator
tr = 5ns
Z = 50V
MONITOR
90%
O
B
I
F
I
F
A
Rm
I
F
10%
t
f
Test Circuit for HCPL2730 and HCPL2731
1.5 V
Test Circuit for HCPL2730 and HCPL2731
T
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-
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+
PLH
F1
F2
F1
F2
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OL
5 V
V
OL
Noise
Shield
Noise
Shield
5 V
Pulse Gen
+
V
CM
-
8
7
6
5
8
7
6
5
V
V
V
GND
V
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GND
R
CC
01
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CC
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L
R
L
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0.1 µF
0.1 µF
C = 15 pF*
L
+5 V
+5 V
V
V
O
O