6N135, 6N136, HCPL4502
OPTOCOUPLERS/OPTOISOLATORS
SOES022A – JULY 1986 – REVISED APRIL 1998
TYPICAL CHARACTERISTICS
INPUT-DIODE FORWARD CURRENT
vs
FORWARD VOLTAGE
20
TA = 25°C
I F – Input-Diode Forward Current – mA
18
16
14
12
10
8
6
4
2
0
1.1
I O – Output Current – mA
12
11
10
9
8
7
6
5
4
3
2
1
0
1.2
1.5
1.6
1.3
1.4
VF – Forward Voltage – V
1.7
0
2
IF = 25 mA
IF = 20mA
IF = 15mA
IF = 10mA
IF = 5 mA
8
12
14
4
6
10
VO – Output Voltage – V
IF = 40 mA
IF = 35 mA
IF = 30 mA
VCC = 5 V
TA = 25°C
6N135
CURRENT TRANSFER CHARACTERISTICS
16
Figure 3
CURRENT TRANSFER RATIO (NORMALIZED)
vs
INPUT DIODE FORWARD CURRENT
1.2
CTR – Current Transfer Ratio (Normalized)
CTR – Current Transfer Ratio (Normalized)
1.1
1
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
1
2
4
7
10
20
40
70
100
IF – Input Diode Forward Current – mA
VCC = 5 V
VO = 0.4 V
TA = 25°C
Normalized to IF = 16 mA
6N135
6N136
HCPL4502
1.1
Figure 4
CURRENT TRANSFER RATIO (NORMALIZED)
vs
FREE-AIR TEMPERATURE
VCC = 5 V
VO = 0.4 V
IF = 16 mA
6N135
6N136,
HCPL4502
1
0.9
0.8
0.7
0.6
– 60
– 40
– 20
0
20
40
60
80
TA – Free-Air Temperature –
°C
100
Figure 5
Figure 6
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•
DALLAS, TEXAS 75265
7
TI [ TEXAS INSTRUMENTS ]
