LOW INPUT CURRENT
HIGH GAIN SPLIT
DARLINGTON OPTOCOUPLERS
SINGLE-CHANNEL
6N138
6N139
Fig. 10 Output Current vs Output Voltage
(6N138 / 6N139 Only)
60
V
CC
= 5V
T
A
= 25˚C
50
5 mA
4.5 mA
4 mA
3.5 mA
100
3 mA
120
T
A
= 25˚C
V
CC
= 5.0 V
I
F
= 4.0 mA
I
F
= 5.0 mA
I
F
= 4.5 mA
DUAL-CHANNEL
HCPL-2730
HCPL-2731
Fig. 11 Output Current vs Output Voltage
(HCPL-2730 / HCPL-2731 Only)
I
O
- OUTPUT CURRENT (mA)
I
O
-OUTPUT CURRENT - mA
I
F
= 3.5 mA
80
I
F
= 3.0 mA
I
F
= 2.5 mA
60
I
F
= 2.0 mA
I
F
= 1.5 mA
40
I
F
= 1.0 mA
40
2.5 mA
2 mA
30
1.5 mA
20
1 mA
10
20
I
F
= 0.5 mA
0
0
1
2
0.0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
2.0
V
O
- OUTPUT VOLTAGE (V)
V
O
-OUTPUT VOLTAGE - V
Fig. 12 Output Current vs. Input Diode Forward Current
(6N138 / 6N139 Only)
100
100
Fig. 13 Output Current vs
Input Diode Forward Current
(HCPL-2730 / HCPL-2731 Only)
V
CC
= 5.0 V
V
O
= 0.4 V
T
A
= 85˚C
I
O
- OUTPUT CURRENT (mA)
V
CC
= 5 V
10 V
O
= 0.4 V
I
O
- OUTPUT CURRENT - mA
10
T
A
= 25˚C
1
1
T
A
= -40˚C
T
A
= 85˚C
0
T
A
= 70˚C
T
A
= 25˚C
T
A
= 0˚C
T
A
= -40˚C
0
0.01
0.1
1
10
0.1
0.1
1
10
100
I
F
- INPUT DIODE FORWARD CURRENT (mA)
IF - INPUT DIODE FORWARD CURRENT - mA
Fig. 14 Logic Low Supply Current vs.
Input Diode Forward Current
(6N138 / 6N139 Only)
4.0
100
Fig. 15 Logic Low Supply Current vs.
Input Diode Forward Current
(HCPL-2730 / HCPL-2731 Only)
I
CCL
- LOGIC LOW SUPPLY CURRENT - mA
T
A
= 25˚C
I
CCL
- LOGIC LOW SUPPLY CURRENT (mA)
3.5
3.0
HCPL-2731
V
CC
= 18 V
10
2.5
V
CC
= 5 V
2.0
V
CC
= 18 V
1.5
HCPL-2730
HCPL-2731
V
CC
= 7 V
1
1.0
0.5
0.0
0
2
4
6
8
10
12
14
16
0.1
0.1
1
10
100
I
F
- FORWARD CURRENT (mA)
I
F
- INPUT DIODE FORWARD CURRENT - mA
12/27/99
200023A
FAIRCHILD [ FAIRCHILD SEMICONDUCTOR ]
