Datasheet

13
R
L
– LOAD RESISTANCE – kΩ
100
0.1 1.0
TIME – µs
10
10
1
I
F
– ADJUSTED FOR V
OL
= 2 V
T
A
= 25° C
t
f
t
r
Figure 1. 6N138/6N139 DC transfer
characteristics.
Figure 6. Propagation delay vs. temperature.Figure 5. Propagation delay vs. temperature.
Figure 2. Current transfer ratio vs. forward
current 6N138/6N139.
Figure 3. 6N138/6N139 output current vs.
input diode forward current.
Figure 4. Input diode forward current vs.
forward voltage.
Figure 7. Propagation delay vs. temperature. Figure 8. Forward voltage vs. temperature. Figure 9. Nonsaturated rise and fall times vs.
load resistance.
0 1.0 2.0
V
O
– OUTPUT VOLTAGE – V
I
O
– OUTPUT CURRENT – mA
50
25
0
5.0 mA
T
A
= 25° C
V
CC
= 5 V
4.5 mA
4.0 mA
3.5 mA
3.0 mA
2.5 mA
2.0 mA
1.5 mA
1.0 mA
0.5 mA
I
F
– FORWARD CURRENT – mA
2000
1600
800
400
0.1 1.0
CTR – CURRENT TRANSFER RATIO – %
10
1200
0
V
CC
= 5 V
V
O
= 0.4 V
85°C
70°C
25°C
70°C
-40°C
I
F
– INPUT DIODE FORWARD CURRENT – mA
0.01
0.01 0.1 10
I
O
– OUTPUT CURRENT – mA
0.1
1.0
10
100
T
A
= 25° C
T
A
= 0° C
T
A
= 70° C
T
A
= 85° C
T
A
= -40° C
1
1.6
1.5
1.4
1.3
-60 -20
20 40
100
V
F
– FORWARD VOLTAGE – V
T
A
– TEMPERATURE – °C
60 80
0
-40
1.2
I
F
= 1.6 mA
V
F
– FORWARD VOLTAGE – V
100
10
0.1
0.01
1.1 1.2 1.3 1.4
I
F
– FORWARD CURRENT – mA
1.61.5
1.0
0.001
1000
–
V
F
+
T
A
= 25°C
T
A
= 0°C
I
F
T
A
= 85°C
T
A
= 70°C
T
A
= -40°C
40
35
30
25
20
10
-60 -20
20 40
100
t
P
– PROPAGATION DELAY – µs
T
A
– TEMPERATURE – °C
5
60 80
0
-40
0
I
F
= 0.5 mA
R
L
= 4.7 kΩ
1/f = 50 µs
15
t
PLH
t
PHL
24
21
18
15
12
6
-60 -20
20 40
100
t
P
– PROPAGATION DELAY – µs
T
A
– TEMPERATURE – °C
3
60 80
0
-40
0
I
F
= 1.6 mA
R
L
= 2.2 kΩ
1/f = 50 µs
9
t
PLH
t
PHL
4
3
2
1
-60 -20
20 40
100
t
P
– PROPAGATION DELAY – µs
T
A
– TEMPERATURE – °C
60 80
0
-40
0
I
F
= 12 mA
R
L
= 270 kΩ
1/f = 50 µs
t
PLH
t
PHL